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<p class="pln"><span class="n"><a id="t1" href="#t1">1</a></span><span class="t"><span class="str">"""Module that implements the bytecode compiler that produces raw bytecode</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t2" href="#t2">2</a></span><span class="t"><span class="str">from input files in various formats.</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t3" href="#t3">3</a></span><span class="t"><span class="str">"""</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t4" href="#t4">4</a></span><span class="t"> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t5" href="#t5">5</a></span><span class="t"><span class="key">import</span> <span class="nam">os</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t6" href="#t6">6</a></span><span class="t"> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t7" href="#t7">7</a></span><span class="t"><span class="key">from</span> <span class="nam">pathlib</span> <span class="key">import</span> <span class="nam">Path</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t8" href="#t8">8</a></span><span class="t"><span class="key">from</span> <span class="nam">typing</span> <span class="key">import</span> <span class="nam">Any</span><span class="op">,</span> <span class="nam">Dict</span><span class="op">,</span> <span class="nam">Optional</span><span class="op">,</span> <span class="nam">Sequence</span><span class="op">,</span> <span class="nam">Tuple</span><span class="op">,</span> <span class="nam">Type</span><span class="op">,</span> <span class="nam">Union</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t9" href="#t9">9</a></span><span class="t"> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t10" href="#t10">10</a></span><span class="t"><span class="key">from</span> <span class="op">.</span><span class="nam">ast</span> <span class="key">import</span> <span class="nam">Node</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t11" href="#t11">11</a></span><span class="t"><span class="key">from</span> <span class="op">.</span><span class="nam">errors</span> <span class="key">import</span> <span class="nam">CompilerError</span><span class="op">,</span> <span class="nam">UnsupportedInputFormatError</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t12" href="#t12">12</a></span><span class="t"><span class="key">from</span> <span class="op">.</span><span class="nam">formats</span> <span class="key">import</span> <span class="nam">InputFormat</span><span class="op">,</span> <span class="nam">InputFormatLike</span><span class="op">,</span> <span class="nam">OutputFormat</span><span class="op">,</span> <span class="nam">OutputFormatLike</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t13" href="#t13">13</a></span><span class="t"><span class="key">from</span> <span class="op">.</span><span class="nam">optimisation</span> <span class="key">import</span> <span class="nam">create_optimiser_for_level</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t14" href="#t14">14</a></span><span class="t"><span class="key">from</span> <span class="op">.</span><span class="nam">plan</span> <span class="key">import</span> <span class="nam">Plan</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t15" href="#t15">15</a></span><span class="t"><span class="key">from</span> <span class="op">.</span><span class="nam">stages</span> <span class="key">import</span> <span class="op">(</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t16" href="#t16">16</a></span><span class="t"> <span class="nam">ASTObjectToBytecodeCompilationStage</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t17" href="#t17">17</a></span><span class="t"> <span class="nam">ASTObjectToJSONBytecodeCompilationStage</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t18" href="#t18">18</a></span><span class="t"> <span class="nam">ASTObjectToLEDSourceCodeCompilationStage</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t19" href="#t19">19</a></span><span class="t"> <span class="nam">ASTObjectToPickleCompilationStage</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t20" href="#t20">20</a></span><span class="t"> <span class="nam">ASTObjectToRawBytesCompilationStage</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t21" href="#t21">21</a></span><span class="t"> <span class="nam">ASTOptimisationStage</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t22" href="#t22">22</a></span><span class="t"> <span class="nam">BytecodeToASTObjectCompilationStage</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t23" href="#t23">23</a></span><span class="t"> <span class="nam">CompilationStageExecutionEnvironment</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t24" href="#t24">24</a></span><span class="t"> <span class="nam">JSONBytecodeToASTObjectCompilationStage</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t25" href="#t25">25</a></span><span class="t"> <span class="nam">LEDSourceCodeToASTObjectCompilationStage</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t26" href="#t26">26</a></span><span class="t"> <span class="nam">PassthroughStage</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t27" href="#t27">27</a></span><span class="t"> <span class="nam">RawBytesToASTObjectCompilationStage</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t28" href="#t28">28</a></span><span class="t"><span class="op">)</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t29" href="#t29">29</a></span><span class="t"> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t30" href="#t30">30</a></span><span class="t"> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t31" href="#t31">31</a></span><span class="t"><span class="key">class</span> <span class="nam">BytecodeCompiler</span><span class="op">:</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t32" href="#t32">32</a></span><span class="t"> <span class="str">"""Bytecode compiler that produces raw bytecode from input files in</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t33" href="#t33">33</a></span><span class="t"><span class="str"> various formats.</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t34" href="#t34">34</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t35" href="#t35">35</a></span><span class="t"> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t36" href="#t36">36</a></span><span class="t"> <span class="nam">_input_format_to_ast_stage_factory</span><span class="op">:</span> <span class="nam">Dict</span><span class="op">[</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t37" href="#t37">37</a></span><span class="t"> <span class="nam">InputFormat</span><span class="op">,</span> <span class="nam">Type</span><span class="op">[</span><span class="nam">RawBytesToASTObjectCompilationStage</span><span class="op">]</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t38" href="#t38">38</a></span><span class="t"> <span class="op">]</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t39" href="#t39">39</a></span><span class="t"> <span class="nam">_output_format_to_output_stage_factory</span><span class="op">:</span> <span class="nam">Dict</span><span class="op">[</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t40" href="#t40">40</a></span><span class="t"> <span class="nam">OutputFormat</span><span class="op">,</span> <span class="nam">Type</span><span class="op">[</span><span class="nam">ASTObjectToRawBytesCompilationStage</span><span class="op">]</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t41" href="#t41">41</a></span><span class="t"> <span class="op">]</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t42" href="#t42">42</a></span><span class="t"> <span class="nam">_optimisation_level</span><span class="op">:</span> <span class="nam">int</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t43" href="#t43">43</a></span><span class="t"> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t44" href="#t44">44</a></span><span class="t"> <span class="nam">environment</span><span class="op">:</span> <span class="nam">CompilationStageExecutionEnvironment</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t45" href="#t45">45</a></span><span class="t"> <span class="nam">progress</span><span class="op">:</span> <span class="nam">bool</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t46" href="#t46">46</a></span><span class="t"> <span class="nam">verbose</span><span class="op">:</span> <span class="nam">bool</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t47" href="#t47">47</a></span><span class="t"> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t48" href="#t48">48</a></span><span class="t"> <span class="key">def</span> <span class="nam">__init__</span><span class="op">(</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t49" href="#t49">49</a></span><span class="t"> <span class="nam">self</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t50" href="#t50">50</a></span><span class="t"> <span class="op">*</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t51" href="#t51">51</a></span><span class="t"> <span class="nam">optimisation_level</span><span class="op">:</span> <span class="nam">int</span> <span class="op">=</span> <span class="num">0</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t52" href="#t52">52</a></span><span class="t"> <span class="nam">progress</span><span class="op">:</span> <span class="nam">bool</span> <span class="op">=</span> <span class="key">False</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t53" href="#t53">53</a></span><span class="t"> <span class="nam">verbose</span><span class="op">:</span> <span class="nam">bool</span> <span class="op">=</span> <span class="key">False</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t54" href="#t54">54</a></span><span class="t"> <span class="op">)</span><span class="op">:</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t55" href="#t55">55</a></span><span class="t"> <span class="str">"""Constructor.</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t56" href="#t56">56</a></span><span class="t"> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t57" href="#t57">57</a></span><span class="t"><span class="str"> Parameters:</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t58" href="#t58">58</a></span><span class="t"><span class="str"> optimisation_level: the optimisation level that the compiler</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t59" href="#t59">59</a></span><span class="t"><span class="str"> will use. Defaults to not optimising the bytecode at all.</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t60" href="#t60">60</a></span><span class="t"><span class="str"> progress: whether to print a progress bar showing the</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t61" href="#t61">61</a></span><span class="t"><span class="str"> progress of the compilation</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t62" href="#t62">62</a></span><span class="t"><span class="str"> verbose: whether to print additional messages about the compilation</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t63" href="#t63">63</a></span><span class="t"><span class="str"> process above the progress bar</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t64" href="#t64">64</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t65" href="#t65">65</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_optimisation_level</span> <span class="op">=</span> <span class="num">0</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t66" href="#t66">66</a></span><span class="t"> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t67" href="#t67">67</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_input_format_to_ast_stage_factory</span> <span class="op">=</span> <span class="op">{</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t68" href="#t68">68</a></span><span class="t"> <span class="nam">InputFormat</span><span class="op">.</span><span class="nam">LEDCTRL_BINARY</span><span class="op">:</span> <span class="nam">BytecodeToASTObjectCompilationStage</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t69" href="#t69">69</a></span><span class="t"> <span class="nam">InputFormat</span><span class="op">.</span><span class="nam">LEDCTRL_SOURCE</span><span class="op">:</span> <span class="nam">LEDSourceCodeToASTObjectCompilationStage</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t70" href="#t70">70</a></span><span class="t"> <span class="nam">InputFormat</span><span class="op">.</span><span class="nam">LEDCTRL_JSON</span><span class="op">:</span> <span class="nam">JSONBytecodeToASTObjectCompilationStage</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t71" href="#t71">71</a></span><span class="t"> <span class="op">}</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t72" href="#t72">72</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_output_format_to_output_stage_factory</span> <span class="op">=</span> <span class="op">{</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t73" href="#t73">73</a></span><span class="t"> <span class="nam">OutputFormat</span><span class="op">.</span><span class="nam">LEDCTRL_BINARY</span><span class="op">:</span> <span class="nam">ASTObjectToBytecodeCompilationStage</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t74" href="#t74">74</a></span><span class="t"> <span class="nam">OutputFormat</span><span class="op">.</span><span class="nam">LEDCTRL_SOURCE</span><span class="op">:</span> <span class="nam">ASTObjectToLEDSourceCodeCompilationStage</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t75" href="#t75">75</a></span><span class="t"> <span class="nam">OutputFormat</span><span class="op">.</span><span class="nam">LEDCTRL_JSON</span><span class="op">:</span> <span class="nam">ASTObjectToJSONBytecodeCompilationStage</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t76" href="#t76">76</a></span><span class="t"> <span class="nam">OutputFormat</span><span class="op">.</span><span class="nam">AST_PICKLE</span><span class="op">:</span> <span class="nam">ASTObjectToPickleCompilationStage</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t77" href="#t77">77</a></span><span class="t"> <span class="op">}</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t78" href="#t78">78</a></span><span class="t"> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t79" href="#t79">79</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">optimisation_level</span> <span class="op">=</span> <span class="nam">int</span><span class="op">(</span><span class="nam">optimisation_level</span><span class="op">)</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t80" href="#t80">80</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">progress</span> <span class="op">=</span> <span class="nam">progress</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t81" href="#t81">81</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">verbose</span> <span class="op">=</span> <span class="nam">verbose</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t82" href="#t82">82</a></span><span class="t"> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t83" href="#t83">83</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">environment</span> <span class="op">=</span> <span class="nam">CompilationStageExecutionEnvironment</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t84" href="#t84">84</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">output</span> <span class="op">=</span> <span class="key">None</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t85" href="#t85">85</a></span><span class="t"> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t86" href="#t86">86</a></span><span class="t"> <span class="key">def</span> <span class="nam">compile</span><span class="op">(</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t87" href="#t87">87</a></span><span class="t"> <span class="nam">self</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t88" href="#t88">88</a></span><span class="t"> <span class="nam">input</span><span class="op">:</span> <span class="nam">Any</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t89" href="#t89">89</a></span><span class="t"> <span class="nam">output_file</span><span class="op">:</span> <span class="nam">Optional</span><span class="op">[</span><span class="nam">Union</span><span class="op">[</span><span class="nam">str</span><span class="op">,</span> <span class="nam">Path</span><span class="op">]</span><span class="op">]</span> <span class="op">=</span> <span class="key">None</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t90" href="#t90">90</a></span><span class="t"> <span class="op">*</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t91" href="#t91">91</a></span><span class="t"> <span class="nam">input_format</span><span class="op">:</span> <span class="nam">Optional</span><span class="op">[</span><span class="nam">InputFormatLike</span><span class="op">]</span> <span class="op">=</span> <span class="key">None</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t92" href="#t92">92</a></span><span class="t"> <span class="nam">output_format</span><span class="op">:</span> <span class="nam">Optional</span><span class="op">[</span><span class="nam">OutputFormatLike</span><span class="op">]</span> <span class="op">=</span> <span class="key">None</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t93" href="#t93">93</a></span><span class="t"> <span class="op">)</span> <span class="op">-></span> <span class="nam">Tuple</span><span class="op">[</span><span class="nam">Any</span><span class="op">]</span><span class="op">:</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t94" href="#t94">94</a></span><span class="t"> <span class="str">"""Runs the compiler.</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t95" href="#t95">95</a></span><span class="t"> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t96" href="#t96">96</a></span><span class="t"><span class="str"> Parameters:</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t97" href="#t97">97</a></span><span class="t"><span class="str"> input: the input to compile. When it is a string or a Path object, it is</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t98" href="#t98">98</a></span><span class="t"><span class="str"> assumed to be the name of a file that contains the input. When it is</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t99" href="#t99">99</a></span><span class="t"><span class="str"> a bytes object, it is assumed to contain the raw data to compile;</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t100" href="#t100">100</a></span><span class="t"><span class="str"> in this case, the ``input_format`` parameter must be specified.</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t101" href="#t101">101</a></span><span class="t"><span class="str"> When it is a dictionary, it is assumed to be the Python</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t102" href="#t102">102</a></span><span class="t"><span class="str"> representation of a JSON object and the ``input_format`` will</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t103" href="#t103">103</a></span><span class="t"><span class="str"> be assumed to be ``InputFormat.LEDCTRL_JSON``.</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t104" href="#t104">104</a></span><span class="t"><span class="str"> output_file: the name of the output file that the compiler will</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t105" href="#t105">105</a></span><span class="t"><span class="str"> produce. When the compiler is expected to produce multiple</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t106" href="#t106">106</a></span><span class="t"><span class="str"> output objects, the output file is expected to contain a</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t107" href="#t107">107</a></span><span class="t"><span class="str"> ``{}`` placeholder where the index of the output object will be</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t108" href="#t108">108</a></span><span class="t"><span class="str"> substituted. The output file may also be ``None`` if the</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t109" href="#t109">109</a></span><span class="t"><span class="str"> compiler should only return the output</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t110" href="#t110">110</a></span><span class="t"><span class="str"> input_format: the preferred input format or ``None`` if it should</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t111" href="#t111">111</a></span><span class="t"><span class="str"> be inferred from the extension of the input file</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t112" href="#t112">112</a></span><span class="t"><span class="str"> output_format: the preferred output format or ``None`` if it should</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t113" href="#t113">113</a></span><span class="t"><span class="str"> be inferred from the extension of the output file</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t114" href="#t114">114</a></span><span class="t"> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t115" href="#t115">115</a></span><span class="t"><span class="str"> Returns:</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t116" href="#t116">116</a></span><span class="t"><span class="str"> a tuple containing all the objects that the compiler returned.</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t117" href="#t117">117</a></span><span class="t"><span class="str"> Typically the tuple will contain a single item only (if the</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t118" href="#t118">118</a></span><span class="t"><span class="str"> compilation yields a single output).</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t119" href="#t119">119</a></span><span class="t"> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t120" href="#t120">120</a></span><span class="t"><span class="str"> Raises:</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t121" href="#t121">121</a></span><span class="t"><span class="str"> CompilerError: in case of a compilation error</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t122" href="#t122">122</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t123" href="#t123">123</a></span><span class="t"> <span class="key">if</span> <span class="nam">isinstance</span><span class="op">(</span><span class="nam">input</span><span class="op">,</span> <span class="nam">Path</span><span class="op">)</span><span class="op">:</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t124" href="#t124">124</a></span><span class="t"> <span class="nam">input</span> <span class="op">=</span> <span class="nam">str</span><span class="op">(</span><span class="nam">input</span><span class="op">)</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t125" href="#t125">125</a></span><span class="t"> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t126" href="#t126">126</a></span><span class="t"> <span class="key">if</span> <span class="nam">isinstance</span><span class="op">(</span><span class="nam">input</span><span class="op">,</span> <span class="nam">str</span><span class="op">)</span><span class="op">:</span> </span><span class="r"></span></p>
<p class="par run show_par"><span class="n"><a id="t127" href="#t127">127</a></span><span class="t"> <span class="key">if</span> <span class="nam">input_format</span> <span class="key">is</span> <span class="key">None</span><span class="op">:</span> </span><span class="r"><span class="annotate short">127 ↛ 130</span><span class="annotate long">line 127 didn't jump to line 130, because the condition on line 127 was never false</span></span></p>
<p class="run"><span class="n"><a id="t128" href="#t128">128</a></span><span class="t"> <span class="nam">input_format</span> <span class="op">=</span> <span class="nam">InputFormat</span><span class="op">.</span><span class="nam">detect_from_filename</span><span class="op">(</span><span class="nam">input</span><span class="op">)</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t129" href="#t129">129</a></span><span class="t"> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t130" href="#t130">130</a></span><span class="t"> <span class="nam">description</span> <span class="op">=</span> <span class="nam">os</span><span class="op">.</span><span class="nam">path</span><span class="op">.</span><span class="nam">basename</span><span class="op">(</span><span class="nam">input</span><span class="op">)</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t131" href="#t131">131</a></span><span class="t"> <span class="key">with</span> <span class="nam">open</span><span class="op">(</span><span class="nam">input</span><span class="op">,</span> <span class="str">"rb"</span><span class="op">)</span> <span class="key">as</span> <span class="nam">fp</span><span class="op">:</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t132" href="#t132">132</a></span><span class="t"> <span class="nam">input</span> <span class="op">=</span> <span class="nam">fp</span><span class="op">.</span><span class="nam">read</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t133" href="#t133">133</a></span><span class="t"> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t134" href="#t134">134</a></span><span class="t"> <span class="key">elif</span> <span class="nam">isinstance</span><span class="op">(</span><span class="nam">input</span><span class="op">,</span> <span class="nam">bytes</span><span class="op">)</span><span class="op">:</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t135" href="#t135">135</a></span><span class="t"> <span class="nam">description</span> <span class="op">=</span> <span class="str">"<<raw bytes>>"</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t136" href="#t136">136</a></span><span class="t"> </span><span class="r"></span></p>
<p class="par run show_par"><span class="n"><a id="t137" href="#t137">137</a></span><span class="t"> <span class="key">elif</span> <span class="nam">isinstance</span><span class="op">(</span><span class="nam">input</span><span class="op">,</span> <span class="nam">dict</span><span class="op">)</span><span class="op">:</span> </span><span class="r"><span class="annotate short">137 ↛ 138</span><span class="annotate long">line 137 didn't jump to line 138, because the condition on line 137 was never true</span></span></p>
<p class="mis show_mis"><span class="n"><a id="t138" href="#t138">138</a></span><span class="t"> <span class="key">from</span> <span class="nam">json</span> <span class="key">import</span> <span class="nam">dumps</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t139" href="#t139">139</a></span><span class="t"> </span><span class="r"></span></p>
<p class="mis show_mis"><span class="n"><a id="t140" href="#t140">140</a></span><span class="t"> <span class="nam">description</span> <span class="op">=</span> <span class="str">"<<JSON>>"</span> </span><span class="r"></span></p>
<p class="mis show_mis"><span class="n"><a id="t141" href="#t141">141</a></span><span class="t"> <span class="nam">input</span> <span class="op">=</span> <span class="nam">dumps</span><span class="op">(</span><span class="nam">input</span><span class="op">)</span><span class="op">.</span><span class="nam">encode</span><span class="op">(</span><span class="str">"utf-8"</span><span class="op">)</span> </span><span class="r"></span></p>
<p class="mis show_mis"><span class="n"><a id="t142" href="#t142">142</a></span><span class="t"> <span class="nam">input_format</span> <span class="op">=</span> <span class="nam">InputFormat</span><span class="op">.</span><span class="nam">LEDCTRL_JSON</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t143" href="#t143">143</a></span><span class="t"> </span><span class="r"></span></p>
<p class="par run show_par"><span class="n"><a id="t144" href="#t144">144</a></span><span class="t"> <span class="key">elif</span> <span class="nam">isinstance</span><span class="op">(</span><span class="nam">input</span><span class="op">,</span> <span class="nam">Node</span><span class="op">)</span><span class="op">:</span> </span><span class="r"><span class="annotate short">144 ↛ 149</span><span class="annotate long">line 144 didn't jump to line 149, because the condition on line 144 was never false</span></span></p>
<p class="run"><span class="n"><a id="t145" href="#t145">145</a></span><span class="t"> <span class="nam">description</span> <span class="op">=</span> <span class="str">"<<AST>>"</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t146" href="#t146">146</a></span><span class="t"> <span class="nam">input_format</span> <span class="op">=</span> <span class="nam">InputFormat</span><span class="op">.</span><span class="nam">AST</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t147" href="#t147">147</a></span><span class="t"> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t148" href="#t148">148</a></span><span class="t"> <span class="key">else</span><span class="op">:</span> </span><span class="r"></span></p>
<p class="mis show_mis"><span class="n"><a id="t149" href="#t149">149</a></span><span class="t"> <span class="nam">description</span> <span class="op">=</span> <span class="str">"<<unknown>>"</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t150" href="#t150">150</a></span><span class="t"> </span><span class="r"></span></p>
<p class="par run show_par"><span class="n"><a id="t151" href="#t151">151</a></span><span class="t"> <span class="key">if</span> <span class="nam">input_format</span> <span class="key">is</span> <span class="key">None</span><span class="op">:</span> </span><span class="r"><span class="annotate short">151 ↛ 152</span><span class="annotate long">line 151 didn't jump to line 152, because the condition on line 151 was never true</span></span></p>
<p class="mis show_mis"><span class="n"><a id="t152" href="#t152">152</a></span><span class="t"> <span class="key">raise</span> <span class="nam">CompilerError</span><span class="op">(</span><span class="str">"input format must be specified"</span><span class="op">)</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t153" href="#t153">153</a></span><span class="t"> </span><span class="r"></span></p>
<p class="par run show_par"><span class="n"><a id="t154" href="#t154">154</a></span><span class="t"> <span class="key">if</span> <span class="nam">output_format</span> <span class="key">is</span> <span class="key">None</span><span class="op">:</span> </span><span class="r"><span class="annotate short">154 ↛ 155</span><span class="annotate long">line 154 didn't jump to line 155, because the condition on line 154 was never true</span></span></p>
<p class="mis show_mis"><span class="n"><a id="t155" href="#t155">155</a></span><span class="t"> <span class="key">if</span> <span class="nam">output_file</span> <span class="key">is</span> <span class="key">not</span> <span class="key">None</span><span class="op">:</span> </span><span class="r"></span></p>
<p class="mis show_mis"><span class="n"><a id="t156" href="#t156">156</a></span><span class="t"> <span class="nam">output_format</span> <span class="op">=</span> <span class="nam">OutputFormat</span><span class="op">.</span><span class="nam">detect_from_filename</span><span class="op">(</span><span class="nam">str</span><span class="op">(</span><span class="nam">output_file</span><span class="op">)</span><span class="op">)</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t157" href="#t157">157</a></span><span class="t"> <span class="key">else</span><span class="op">:</span> </span><span class="r"></span></p>
<p class="mis show_mis"><span class="n"><a id="t158" href="#t158">158</a></span><span class="t"> <span class="nam">output_format</span> <span class="op">=</span> <span class="nam">OutputFormat</span><span class="op">.</span><span class="nam">AST</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t159" href="#t159">159</a></span><span class="t"> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t160" href="#t160">160</a></span><span class="t"> <span class="nam">input_format</span> <span class="op">=</span> <span class="nam">InputFormat</span><span class="op">(</span><span class="nam">input_format</span><span class="op">)</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t161" href="#t161">161</a></span><span class="t"> <span class="nam">output_format</span> <span class="op">=</span> <span class="nam">OutputFormat</span><span class="op">(</span><span class="nam">output_format</span><span class="op">)</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t162" href="#t162">162</a></span><span class="t"> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t163" href="#t163">163</a></span><span class="t"> <span class="nam">plan</span> <span class="op">=</span> <span class="nam">Plan</span><span class="op">(</span><span class="op">)</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t164" href="#t164">164</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_collect_stages</span><span class="op">(</span><span class="nam">plan</span><span class="op">,</span> <span class="nam">input</span><span class="op">,</span> <span class="nam">input_format</span><span class="op">,</span> <span class="nam">output_format</span><span class="op">)</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t165" href="#t165">165</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">output</span> <span class="op">=</span> <span class="nam">plan</span><span class="op">.</span><span class="nam">execute</span><span class="op">(</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t166" href="#t166">166</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">environment</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t167" href="#t167">167</a></span><span class="t"> <span class="nam">force</span><span class="op">=</span><span class="key">True</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t168" href="#t168">168</a></span><span class="t"> <span class="nam">progress</span><span class="op">=</span><span class="nam">self</span><span class="op">.</span><span class="nam">progress</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t169" href="#t169">169</a></span><span class="t"> <span class="nam">description</span><span class="op">=</span><span class="nam">description</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t170" href="#t170">170</a></span><span class="t"> <span class="nam">verbose</span><span class="op">=</span><span class="nam">self</span><span class="op">.</span><span class="nam">verbose</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t171" href="#t171">171</a></span><span class="t"> <span class="op">)</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t172" href="#t172">172</a></span><span class="t"> <span class="key">if</span> <span class="nam">output_file</span><span class="op">:</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t173" href="#t173">173</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_write_outputs_to_file</span><span class="op">(</span><span class="nam">self</span><span class="op">.</span><span class="nam">output</span><span class="op">,</span> <span class="nam">str</span><span class="op">(</span><span class="nam">output_file</span><span class="op">)</span><span class="op">)</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t174" href="#t174">174</a></span><span class="t"> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t175" href="#t175">175</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">output</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t176" href="#t176">176</a></span><span class="t"> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t177" href="#t177">177</a></span><span class="t"> <span class="op">@</span><span class="nam">property</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t178" href="#t178">178</a></span><span class="t"> <span class="key">def</span> <span class="nam">optimisation_level</span><span class="op">(</span><span class="nam">self</span><span class="op">)</span> <span class="op">-></span> <span class="nam">int</span><span class="op">:</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t179" href="#t179">179</a></span><span class="t"> <span class="str">"""The optimisation level that the compiler will use.</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t180" href="#t180">180</a></span><span class="t"> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t181" href="#t181">181</a></span><span class="t"><span class="str"> Currently we have the following optimisation levels:</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t182" href="#t182">182</a></span><span class="t"> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t183" href="#t183">183</a></span><span class="t"><span class="str"> - 0: don't optimise the AST at all</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t184" href="#t184">184</a></span><span class="t"> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t185" href="#t185">185</a></span><span class="t"><span class="str"> - 1: perform only basic optimisations</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t186" href="#t186">186</a></span><span class="t"> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t187" href="#t187">187</a></span><span class="t"><span class="str"> - 2: perform more aggressive optimisations to make the generated</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t188" href="#t188">188</a></span><span class="t"><span class="str"> bytecode smaller (default)</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t189" href="#t189">189</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t190" href="#t190">190</a></span><span class="t"> <span class="key">return</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_optimisation_level</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t191" href="#t191">191</a></span><span class="t"> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t192" href="#t192">192</a></span><span class="t"> <span class="op">@</span><span class="nam">optimisation_level</span><span class="op">.</span><span class="nam">setter</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t193" href="#t193">193</a></span><span class="t"> <span class="key">def</span> <span class="nam">optimisation_level</span><span class="op">(</span><span class="nam">self</span><span class="op">,</span> <span class="nam">value</span><span class="op">:</span> <span class="nam">int</span><span class="op">)</span><span class="op">:</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t194" href="#t194">194</a></span><span class="t"> <span class="nam">self</span><span class="op">.</span><span class="nam">_optimisation_level</span> <span class="op">=</span> <span class="nam">max</span><span class="op">(</span><span class="num">0</span><span class="op">,</span> <span class="nam">int</span><span class="op">(</span><span class="nam">value</span><span class="op">)</span><span class="op">)</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t195" href="#t195">195</a></span><span class="t"> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t196" href="#t196">196</a></span><span class="t"> <span class="key">def</span> <span class="nam">_collect_stages</span><span class="op">(</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t197" href="#t197">197</a></span><span class="t"> <span class="nam">self</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t198" href="#t198">198</a></span><span class="t"> <span class="nam">plan</span><span class="op">:</span> <span class="nam">Plan</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t199" href="#t199">199</a></span><span class="t"> <span class="nam">input_data</span><span class="op">:</span> <span class="nam">Union</span><span class="op">[</span><span class="nam">bytes</span><span class="op">,</span> <span class="nam">Node</span><span class="op">]</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t200" href="#t200">200</a></span><span class="t"> <span class="nam">input_format</span><span class="op">:</span> <span class="nam">InputFormat</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t201" href="#t201">201</a></span><span class="t"> <span class="nam">output_format</span><span class="op">:</span> <span class="nam">OutputFormat</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t202" href="#t202">202</a></span><span class="t"> <span class="op">)</span> <span class="op">-></span> <span class="key">None</span><span class="op">:</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t203" href="#t203">203</a></span><span class="t"> <span class="str">"""Collects the compilation stages that will turn the given input</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t204" href="#t204">204</a></span><span class="t"><span class="str"> file into the given output file.</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t205" href="#t205">205</a></span><span class="t"> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t206" href="#t206">206</a></span><span class="t"><span class="str"> Parameters:</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t207" href="#t207">207</a></span><span class="t"><span class="str"> plan: compilation plan where the collected stages will be added to</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t208" href="#t208">208</a></span><span class="t"><span class="str"> input_data: the input data to work on</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t209" href="#t209">209</a></span><span class="t"><span class="str"> input_format: the format of the input data</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t210" href="#t210">210</a></span><span class="t"><span class="str"> output_format: the preferred output format</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t211" href="#t211">211</a></span><span class="t"> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t212" href="#t212">212</a></span><span class="t"><span class="str"> Raises:</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t213" href="#t213">213</a></span><span class="t"><span class="str"> UnsupportedInputFormatError: when the format of the input file is</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t214" href="#t214">214</a></span><span class="t"><span class="str"> not known to the compiler</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t215" href="#t215">215</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
<p class="par run show_par"><span class="n"><a id="t216" href="#t216">216</a></span><span class="t"> <span class="key">if</span> <span class="nam">isinstance</span><span class="op">(</span><span class="nam">input_data</span><span class="op">,</span> <span class="nam">Node</span><span class="op">)</span> <span class="key">and</span> <span class="nam">input_format</span> <span class="op">!=</span> <span class="nam">InputFormat</span><span class="op">.</span><span class="nam">AST</span><span class="op">:</span> </span><span class="r"><span class="annotate short">216 ↛ 217</span><span class="annotate long">line 216 didn't jump to line 217, because the condition on line 216 was never true</span></span></p>
<p class="mis show_mis"><span class="n"><a id="t217" href="#t217">217</a></span><span class="t"> <span class="key">raise</span> <span class="nam">ValueError</span><span class="op">(</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t218" href="#t218">218</a></span><span class="t"> <span class="str">"input_format must be InputFormat.AST when input_data is an AST"</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t219" href="#t219">219</a></span><span class="t"> <span class="op">)</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t220" href="#t220">220</a></span><span class="t"> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t221" href="#t221">221</a></span><span class="t"> <span class="com"># Add the stages required to produce an abstract syntax tree</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t222" href="#t222">222</a></span><span class="t"> <span class="com"># representation of the LED program based on the extension of the</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t223" href="#t223">223</a></span><span class="t"> <span class="com"># input file</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t224" href="#t224">224</a></span><span class="t"> <span class="key">if</span> <span class="nam">isinstance</span><span class="op">(</span><span class="nam">input_data</span><span class="op">,</span> <span class="nam">Node</span><span class="op">)</span><span class="op">:</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t225" href="#t225">225</a></span><span class="t"> <span class="nam">ast_stage</span> <span class="op">=</span> <span class="nam">PassthroughStage</span><span class="op">(</span><span class="nam">input_data</span><span class="op">)</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t226" href="#t226">226</a></span><span class="t"> <span class="key">else</span><span class="op">:</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t227" href="#t227">227</a></span><span class="t"> <span class="nam">create_ast_stage</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_input_format_to_ast_stage_factory</span><span class="op">.</span><span class="nam">get</span><span class="op">(</span><span class="nam">input_format</span><span class="op">)</span> </span><span class="r"></span></p>
<p class="par run show_par"><span class="n"><a id="t228" href="#t228">228</a></span><span class="t"> <span class="key">if</span> <span class="nam">create_ast_stage</span> <span class="key">is</span> <span class="key">None</span><span class="op">:</span> </span><span class="r"><span class="annotate short">228 ↛ 229</span><span class="annotate long">line 228 didn't jump to line 229, because the condition on line 228 was never true</span></span></p>
<p class="mis show_mis"><span class="n"><a id="t229" href="#t229">229</a></span><span class="t"> <span class="key">raise</span> <span class="nam">UnsupportedInputFormatError</span><span class="op">(</span><span class="nam">format</span><span class="op">=</span><span class="nam">input_format</span><span class="op">.</span><span class="nam">value</span><span class="op">)</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t230" href="#t230">230</a></span><span class="t"> <span class="nam">ast_stage</span> <span class="op">=</span> <span class="nam">create_ast_stage</span><span class="op">(</span><span class="nam">input_data</span><span class="op">)</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t231" href="#t231">231</a></span><span class="t"> <span class="nam">plan</span><span class="op">.</span><span class="nam">add_step</span><span class="op">(</span><span class="nam">ast_stage</span><span class="op">)</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t232" href="#t232">232</a></span><span class="t"> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t233" href="#t233">233</a></span><span class="t"> <span class="com"># Create a list containing our only AST stage; this may be useful later</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t234" href="#t234">234</a></span><span class="t"> <span class="com"># when one input file may produce multiple ASTs</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t235" href="#t235">235</a></span><span class="t"> <span class="nam">ast_stages</span> <span class="op">=</span> <span class="op">[</span><span class="nam">ast_stage</span><span class="op">]</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t236" href="#t236">236</a></span><span class="t"> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t237" href="#t237">237</a></span><span class="t"> <span class="com"># Create a function that adds an optimization stage for the AST stage</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t238" href="#t238">238</a></span><span class="t"> <span class="com"># given as an input</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t239" href="#t239">239</a></span><span class="t"> <span class="key">def</span> <span class="nam">create_optimisation_stage</span><span class="op">(</span><span class="nam">ast_stage</span><span class="op">)</span><span class="op">:</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t240" href="#t240">240</a></span><span class="t"> <span class="nam">optimiser</span> <span class="op">=</span> <span class="nam">create_optimiser_for_level</span><span class="op">(</span><span class="nam">self</span><span class="op">.</span><span class="nam">optimisation_level</span><span class="op">)</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t241" href="#t241">241</a></span><span class="t"> <span class="key">return</span> <span class="nam">ASTOptimisationStage</span><span class="op">(</span><span class="nam">ast_stage</span><span class="op">,</span> <span class="nam">optimiser</span><span class="op">)</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t242" href="#t242">242</a></span><span class="t"> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t243" href="#t243">243</a></span><span class="t"> <span class="com"># Determine which factory to use for the output stages</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t244" href="#t244">244</a></span><span class="t"> <span class="nam">create_output_stage</span> <span class="op">=</span> <span class="nam">self</span><span class="op">.</span><span class="nam">_output_format_to_output_stage_factory</span><span class="op">.</span><span class="nam">get</span><span class="op">(</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t245" href="#t245">245</a></span><span class="t"> <span class="nam">output_format</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t246" href="#t246">246</a></span><span class="t"> <span class="op">)</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t247" href="#t247">247</a></span><span class="t"> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t248" href="#t248">248</a></span><span class="t"> <span class="com"># Create the optimization stages and the output stages for each AST</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t249" href="#t249">249</a></span><span class="t"> <span class="key">for</span> <span class="nam">_index</span><span class="op">,</span> <span class="nam">ast_stage</span> <span class="key">in</span> <span class="nam">enumerate</span><span class="op">(</span><span class="nam">ast_stages</span><span class="op">)</span><span class="op">:</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t250" href="#t250">250</a></span><span class="t"> <span class="nam">optimisation_stage</span> <span class="op">=</span> <span class="nam">create_optimisation_stage</span><span class="op">(</span><span class="nam">ast_stage</span><span class="op">)</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t251" href="#t251">251</a></span><span class="t"> <span class="nam">plan</span><span class="op">.</span><span class="nam">add_step</span><span class="op">(</span><span class="nam">optimisation_stage</span><span class="op">)</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t252" href="#t252">252</a></span><span class="t"> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t253" href="#t253">253</a></span><span class="t"> <span class="key">if</span> <span class="nam">create_output_stage</span><span class="op">:</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t254" href="#t254">254</a></span><span class="t"> <span class="nam">output_stage</span> <span class="op">=</span> <span class="nam">create_output_stage</span><span class="op">(</span><span class="nam">optimisation_stage</span><span class="op">)</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t255" href="#t255">255</a></span><span class="t"> <span class="nam">plan</span><span class="op">.</span><span class="nam">add_step</span><span class="op">(</span><span class="nam">output_stage</span><span class="op">)</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t256" href="#t256">256</a></span><span class="t"> <span class="key">else</span><span class="op">:</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t257" href="#t257">257</a></span><span class="t"> <span class="nam">output_stage</span> <span class="op">=</span> <span class="nam">optimisation_stage</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t258" href="#t258">258</a></span><span class="t"> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t259" href="#t259">259</a></span><span class="t"> <span class="nam">plan</span><span class="op">.</span><span class="nam">mark_as_output</span><span class="op">(</span><span class="nam">output_stage</span><span class="op">)</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t260" href="#t260">260</a></span><span class="t"> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t261" href="#t261">261</a></span><span class="t"> <span class="key">def</span> <span class="nam">_write_outputs_to_file</span><span class="op">(</span><span class="nam">self</span><span class="op">,</span> <span class="nam">outputs</span><span class="op">:</span> <span class="nam">Sequence</span><span class="op">[</span><span class="nam">Any</span><span class="op">]</span><span class="op">,</span> <span class="nam">output_file</span><span class="op">:</span> <span class="nam">str</span><span class="op">)</span><span class="op">:</span> </span><span class="r"></span></p>
<p class="par run show_par"><span class="n"><a id="t262" href="#t262">262</a></span><span class="t"> <span class="key">if</span> <span class="key">not</span> <span class="nam">outputs</span><span class="op">:</span> </span><span class="r"><span class="annotate short">262 ↛ 263</span><span class="annotate long">line 262 didn't jump to line 263, because the condition on line 262 was never true</span></span></p>
<p class="mis show_mis"><span class="n"><a id="t263" href="#t263">263</a></span><span class="t"> <span class="key">return</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t264" href="#t264">264</a></span><span class="t"> </span><span class="r"></span></p>
<p class="par run show_par"><span class="n"><a id="t265" href="#t265">265</a></span><span class="t"> <span class="key">if</span> <span class="nam">len</span><span class="op">(</span><span class="nam">outputs</span><span class="op">)</span> <span class="op">></span> <span class="num">1</span> <span class="key">and</span> <span class="str">"{}"</span> <span class="key">not</span> <span class="key">in</span> <span class="nam">output_file</span><span class="op">:</span> </span><span class="r"><span class="annotate short">265 ↛ 266</span><span class="annotate long">line 265 didn't jump to line 266, because the condition on line 265 was never true</span></span></p>
<p class="mis show_mis"><span class="n"><a id="t266" href="#t266">266</a></span><span class="t"> <span class="key">raise</span> <span class="nam">CompilerError</span><span class="op">(</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t267" href="#t267">267</a></span><span class="t"> <span class="str">"output filename needs to include a {} placeholder if the "</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t268" href="#t268">268</a></span><span class="t"> <span class="str">"compiler produces multiple outputs"</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t269" href="#t269">269</a></span><span class="t"> <span class="op">)</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t270" href="#t270">270</a></span><span class="t"> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t271" href="#t271">271</a></span><span class="t"> <span class="nam">num_digits</span> <span class="op">=</span> <span class="nam">len</span><span class="op">(</span><span class="nam">str</span><span class="op">(</span><span class="nam">len</span><span class="op">(</span><span class="nam">outputs</span><span class="op">)</span> <span class="op">-</span> <span class="num">1</span><span class="op">)</span><span class="op">)</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t272" href="#t272">272</a></span><span class="t"> <span class="nam">id_format</span> <span class="op">=</span> <span class="str">"{0:0"</span> <span class="op">+</span> <span class="nam">str</span><span class="op">(</span><span class="nam">num_digits</span><span class="op">)</span> <span class="op">+</span> <span class="str">"}"</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t273" href="#t273">273</a></span><span class="t"> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t274" href="#t274">274</a></span><span class="t"> <span class="key">for</span> <span class="nam">index</span><span class="op">,</span> <span class="nam">output</span> <span class="key">in</span> <span class="nam">enumerate</span><span class="op">(</span><span class="nam">outputs</span><span class="op">)</span><span class="op">:</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t275" href="#t275">275</a></span><span class="t"> <span class="nam">id</span> <span class="op">=</span> <span class="nam">id_format</span><span class="op">.</span><span class="nam">format</span><span class="op">(</span><span class="nam">index</span><span class="op">)</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t276" href="#t276">276</a></span><span class="t"> <span class="key">with</span> <span class="nam">open</span><span class="op">(</span><span class="nam">output_file</span><span class="op">.</span><span class="nam">format</span><span class="op">(</span><span class="nam">id</span><span class="op">)</span><span class="op">,</span> <span class="str">"wb"</span><span class="op">)</span> <span class="key">as</span> <span class="nam">fp</span><span class="op">:</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t277" href="#t277">277</a></span><span class="t"> <span class="nam">fp</span><span class="op">.</span><span class="nam">write</span><span class="op">(</span><span class="nam">output</span><span class="op">)</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t278" href="#t278">278</a></span><span class="t"> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t279" href="#t279">279</a></span><span class="t"> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t280" href="#t280">280</a></span><span class="t"><span class="key">def</span> <span class="nam">compile</span><span class="op">(</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t281" href="#t281">281</a></span><span class="t"> <span class="nam">input</span><span class="op">:</span> <span class="nam">Any</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t282" href="#t282">282</a></span><span class="t"> <span class="nam">output_file</span><span class="op">:</span> <span class="nam">Optional</span><span class="op">[</span><span class="nam">str</span><span class="op">]</span> <span class="op">=</span> <span class="key">None</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t283" href="#t283">283</a></span><span class="t"> <span class="op">*</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t284" href="#t284">284</a></span><span class="t"> <span class="nam">input_format</span><span class="op">:</span> <span class="nam">Optional</span><span class="op">[</span><span class="nam">InputFormatLike</span><span class="op">]</span> <span class="op">=</span> <span class="key">None</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t285" href="#t285">285</a></span><span class="t"> <span class="nam">output_format</span><span class="op">:</span> <span class="nam">Optional</span><span class="op">[</span><span class="nam">OutputFormatLike</span><span class="op">]</span> <span class="op">=</span> <span class="key">None</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t286" href="#t286">286</a></span><span class="t"> <span class="op">**</span><span class="nam">kwds</span><span class="op">,</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t287" href="#t287">287</a></span><span class="t"><span class="op">)</span><span class="op">:</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t288" href="#t288">288</a></span><span class="t"> <span class="str">"""Runs the compiler.</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t289" href="#t289">289</a></span><span class="t"> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t290" href="#t290">290</a></span><span class="t"><span class="str"> This function is a syntactic sugar for one-time throwaway compilations.</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t291" href="#t291">291</a></span><span class="t"><span class="str"> For more sophisticated use-cases, use the BytecodeCompiler_ class.</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t292" href="#t292">292</a></span><span class="t"> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t293" href="#t293">293</a></span><span class="t"><span class="str"> Keyword arguments not mentioned here are forwarded to the BytecodeCompiler_</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t294" href="#t294">294</a></span><span class="t"><span class="str"> constructor.</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t295" href="#t295">295</a></span><span class="t"> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t296" href="#t296">296</a></span><span class="t"><span class="str"> Parameters:</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t297" href="#t297">297</a></span><span class="t"><span class="str"> input: the input to compile. When it is a string, it is assumed to</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t298" href="#t298">298</a></span><span class="t"><span class="str"> be the name of a file that contains the input. When it is a</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t299" href="#t299">299</a></span><span class="t"><span class="str"> bytes object, it is assumed to contain the raw data to compile;</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t300" href="#t300">300</a></span><span class="t"><span class="str"> in this case, the ``input_format`` parameter must be specified.</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t301" href="#t301">301</a></span><span class="t"><span class="str"> When it is a dictionary, it is assumed to be the Python</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t302" href="#t302">302</a></span><span class="t"><span class="str"> representation of a JSON object and the ``input_format`` will</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t303" href="#t303">303</a></span><span class="t"><span class="str"> be assumed to be ``InputFormat.LEDCTRL_JSON``.</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t304" href="#t304">304</a></span><span class="t"><span class="str"> output_file: the name of the output file that the compiler will</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t305" href="#t305">305</a></span><span class="t"><span class="str"> produce. When the compiler is expected to produce multiple</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t306" href="#t306">306</a></span><span class="t"><span class="str"> output objects, the output file is expected to contain a</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t307" href="#t307">307</a></span><span class="t"><span class="str"> ``{}`` placeholder where the index of the output object will be</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t308" href="#t308">308</a></span><span class="t"><span class="str"> substituted. The output file may also be ``None`` if the</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t309" href="#t309">309</a></span><span class="t"><span class="str"> compiler should only return the output</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t310" href="#t310">310</a></span><span class="t"><span class="str"> input_format: the preferred input format or ``None`` if it should</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t311" href="#t311">311</a></span><span class="t"><span class="str"> be inferred from the extension of the input file</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t312" href="#t312">312</a></span><span class="t"><span class="str"> output_format: the preferred output format or ``None`` if it should</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t313" href="#t313">313</a></span><span class="t"><span class="str"> be inferred from the extension of the output file</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t314" href="#t314">314</a></span><span class="t"> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t315" href="#t315">315</a></span><span class="t"><span class="str"> Returns:</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t316" href="#t316">316</a></span><span class="t"><span class="str"> None if the compiler returned nothing; the result of the compilation if</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t317" href="#t317">317</a></span><span class="t"><span class="str"> the compiler returned a single object only, or a tuple containing the</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t318" href="#t318">318</a></span><span class="t"><span class="str"> result of the compilation if the compiler returned multiple objects</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t319" href="#t319">319</a></span><span class="t"> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t320" href="#t320">320</a></span><span class="t"><span class="str"> Raises:</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t321" href="#t321">321</a></span><span class="t"><span class="str"> CompilerError: in case of a compilation error</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t322" href="#t322">322</a></span><span class="t"><span class="str"> """</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t323" href="#t323">323</a></span><span class="t"> <span class="nam">compiler</span> <span class="op">=</span> <span class="nam">BytecodeCompiler</span><span class="op">(</span><span class="op">**</span><span class="nam">kwds</span><span class="op">)</span> </span><span class="r"></span></p>
<p class="run"><span class="n"><a id="t324" href="#t324">324</a></span><span class="t"> <span class="nam">result</span> <span class="op">=</span> <span class="nam">compiler</span><span class="op">.</span><span class="nam">compile</span><span class="op">(</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t325" href="#t325">325</a></span><span class="t"> <span class="nam">input</span><span class="op">,</span> <span class="nam">output_file</span><span class="op">,</span> <span class="nam">input_format</span><span class="op">=</span><span class="nam">input_format</span><span class="op">,</span> <span class="nam">output_format</span><span class="op">=</span><span class="nam">output_format</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t326" href="#t326">326</a></span><span class="t"> <span class="op">)</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t327" href="#t327">327</a></span><span class="t"> </span><span class="r"></span></p>
<p class="par run show_par"><span class="n"><a id="t328" href="#t328">328</a></span><span class="t"> <span class="key">if</span> <span class="key">not</span> <span class="nam">result</span><span class="op">:</span> </span><span class="r"><span class="annotate short">328 ↛ 329</span><span class="annotate long">line 328 didn't jump to line 329, because the condition on line 328 was never true</span></span></p>
<p class="mis show_mis"><span class="n"><a id="t329" href="#t329">329</a></span><span class="t"> <span class="key">return</span> <span class="key">None</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t330" href="#t330">330</a></span><span class="t"> </span><span class="r"></span></p>
<p class="par run show_par"><span class="n"><a id="t331" href="#t331">331</a></span><span class="t"> <span class="key">if</span> <span class="nam">len</span><span class="op">(</span><span class="nam">result</span><span class="op">)</span> <span class="op">==</span> <span class="num">1</span><span class="op">:</span> </span><span class="r"><span class="annotate short">331 ↛ 334</span><span class="annotate long">line 331 didn't jump to line 334, because the condition on line 331 was never false</span></span></p>
<p class="run"><span class="n"><a id="t332" href="#t332">332</a></span><span class="t"> <span class="key">return</span> <span class="nam">result</span><span class="op">[</span><span class="num">0</span><span class="op">]</span> </span><span class="r"></span></p>
<p class="pln"><span class="n"><a id="t333" href="#t333">333</a></span><span class="t"> </span><span class="r"></span></p>
<p class="mis show_mis"><span class="n"><a id="t334" href="#t334">334</a></span><span class="t"> <span class="key">return</span> <span class="nam">result</span> </span><span class="r"></span></p>
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