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bpo-39158: ast.literal_eval() doesn't support empty sets (GH-17742)

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Raymond Hettinger 2020-01-02 22:21:18 -07:00 • committed by GitHub
parent 32f1443aa9
commit 4fcf5c12a3
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Lib/ast.py
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@ -83,6 +83,9 @@ def literal_eval(node_or_string):
return list(map(_convert, node.elts))
elif isinstance(node, Set):
return set(map(_convert, node.elts))
elif (isinstance(node, Call) and isinstance(node.func, Name) and
node.func.id == 'set' and node.args == node.keywords == []):
return set()
elif isinstance(node, Dict):
return dict(zip(map(_convert, node.keys),
map(_convert, node.values)))