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Fix parsing of walrus operator in complex with statements (#4630)

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Tushar Sadhwani 2025-03-21 02:30:11 +05:30 committed by GitHub
parent dd278cb316
commit 6144c46c6a
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2
CHANGES.md
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@ -10,6 +10,8 @@
<!-- Changes that affect Black's stable style --> <!-- Changes that affect Black's stable style -->
- Fix crash while formatting a long `del` statement containing tuples (#4628) - Fix crash while formatting a long `del` statement containing tuples (#4628)
- Fix crash while formatting expressions using the walrus operator in complex
`with` statements (#4630)
### Preview style ### Preview style

1
src/black/linegen.py
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@ -1649,6 +1649,7 @@ def maybe_make_parens_invisible_in_atom(
syms.except_clause, syms.except_clause,
syms.funcdef, syms.funcdef,
syms.with_stmt, syms.with_stmt,
syms.testlist_gexp,
syms.tname, syms.tname,
# these ones aren't useful to end users, but they do please fuzzers # these ones aren't useful to end users, but they do please fuzzers
syms.for_stmt, syms.for_stmt,

5
tests/data/cases/pep_572_py310.py
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@ -14,3 +14,8 @@
f((a := b + c for c in range(10)), x) f((a := b + c for c in range(10)), x)
f(y=(a := b + c for c in range(10))) f(y=(a := b + c for c in range(10)))
f(x, (a := b + c for c in range(10)), y=z, **q) f(x, (a := b + c for c in range(10)), y=z, **q)
# Don't remove parens when assignment expr is one of the exprs in a with statement
with x, (a := b):
pass