waveform_editor.derived_waveform.ExpressionExtractor¶

class waveform_editor.derived_waveform.ExpressionExtractor¶

Bases: NodeTransformer

AST transformer extracting all string constants from expressions and replacing them with Name nodes for later evaluation.

__init__()¶

Methods

__init__()
generic_visit(node)	Called if no explicit visitor function exists for a node.
visit(node)	Visit a node.
visit_Constant(node)

generic_visit(node)¶

Called if no explicit visitor function exists for a node.

visit(node)¶

Visit a node.