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25 lines
822 B
Python
25 lines
822 B
Python
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import ast
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def find_globals(g, tree):
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"""Uses AST to find globals in an ast tree"""
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for child in tree:
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if hasattr(child, 'body') and isinstance(child.body, list):
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find_globals(g, child.body)
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elif isinstance(child, (ast.FunctionDef, ast.ClassDef)):
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g.add(child.name)
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continue
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elif isinstance(child, ast.Assign):
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try:
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g.add(child.targets[0].id)
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except (IndexError, AttributeError):
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pass
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elif isinstance(child, ast.Import):
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g.add(child.names[0].name)
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elif isinstance(child, ast.ImportFrom):
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for name in child.names:
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g_name = name.asname or name.name
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if g_name == '*':
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continue
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g.add(g_name)
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