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Optimize Line string method #4739

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Merged
cobaltt7 merged 2 commits into from
Aug 31, 2025
Merged

Optimize Line string method #4739

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e8d8356
Optimize Line string method
av-runner Aug 27, 2025
55f04a2
Update src/black/lines.py
cobaltt7 Aug 31, 2025
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8 changes: 4 additions & 4 deletions src/black/lines.py
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Original file line number Diff line number Diff line change
Expand Up @@ -484,10 +484,10 @@ def __str__(self) -> str:
leaves = iter(self.leaves)
first = next(leaves)
res = f"{first.prefix}{indent}{first.value}"
for leaf in leaves:
res += str(leaf)
for comment in itertools.chain.from_iterable(self.comments.values()):
res += str(comment)
res += ''.join(str(leaf) for leaf in leaves)
comments_iter = itertools.chain.from_iterable(self.comments.values())
comments = [str(comment) for comment in comments_iter]
res += ''.join(comments)
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return res + "\n"

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