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gh-92986: Fix ast.unparse when ImportFrom.level is None (#92992)

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This doesn't happen naturally, but is allowed by the ASDL and compiler.
We don't want to change ASDL for backward compatibility reasons
(#57645, #92987)
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Shantanu 2022-09-05 10:14:50 -07:00 • committed by GitHub
parent 2c7d2e8d46
commit 200c9a8da0
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3 changed files with 8 additions and 1 deletions
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Lib/ast.py
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@ -853,7 +853,7 @@ class _Unparser(NodeVisitor):
def visit_ImportFrom(self, node):
self.fill("from ")
self.write("." * node.level)
self.write("." * (node.level or 0))
if node.module:
self.write(node.module)
self.write(" import ")