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@@ -440,12 +440,13 @@ Parts ::= "-" " " "parts:\n" Comment? Par
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Part ::= Part_Name Shapes
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Part_Name ::= INDENT "-" " " "name: " Identifier Comment? "\n" DEDENT
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Shapes ::= INDENT " " " " "shapes:\n" Comment? Shape+ DEDENT
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-Shape ::= Expression| DoAction | SketchObject
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-Expression ::= INDENT Identifier ":" "|\n"? PyRightHandExpression Comment? "\n" DEDENT
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-DoAction ::= INDENT Identifier ":" Comment? "\n" Action DEDENT
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-Action ::= INDENT "action:" PyExpression Comment? "\n" DEDENT
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+Shape ::= Libraries | Expression | DoAction | SketchObject
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+Libraries ::= INDENT "libraries:" " " (PyImport | "[" (PyImport ",")+ PyImport "]") "\n" DEDENT
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+Expression ::= INDENT Identifier ":" " " "|\n"? PyRightHandExpression Comment? "\n" DEDENT
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+DoAction ::= INDENT Identifier ":" " " Comment? "\n" Action DEDENT
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+Action ::= INDENT "action:" " " PyExpression Comment? "\n" DEDENT
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SketchObject ::= INDENT Formula Styles? Transforms? DEDENT
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-Formula ::= INDENT "|\n"? SketcherCreator Comment? "\n" DEDENT
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+Formula ::= INDENT "formula:" (" " | "|\n") SketcherCreator Comment? "\n" DEDENT
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SketcherCreator::= SketcherClass "(" PyFunctionArgs ")"
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SketcherClass ::= "Line" | "Rectangle" | "Triangle" | "Circle" | "Distance_wText" | "Text" | "Cross" | "Axis" |
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"Arc" | "Arc_wText" | "Arrow1" | "Force" | "Wall" | "Curve" | "Trajectory" | "Gravity" | "Moment" | "Text_wArrow" | "Wheel" | "Spring" | "Dashpot"
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