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gh-104273: Remove redundant len() calls in argparse function (#104274)

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Burak Saler 2023-05-08 02:43:50 +03:00 • committed by GitHub
parent ac020624b3
commit 01cc9c1ff7
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1 changed files with 4 additions and 3 deletions
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7
Lib/argparse.py
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@ -345,21 +345,22 @@ def _format_usage(self, usage, actions, groups, prefix):
def get_lines(parts, indent, prefix=None): def get_lines(parts, indent, prefix=None):
lines = [] lines = []
line = [] line = []
indent_length = len(indent)
if prefix is not None: if prefix is not None:
line_len = len(prefix) - 1 line_len = len(prefix) - 1
else: else:
line_len = len(indent) - 1 line_len = indent_length - 1
for part in parts: for part in parts:
if line_len + 1 + len(part) > text_width and line: if line_len + 1 + len(part) > text_width and line:
lines.append(indent + ' '.join(line)) lines.append(indent + ' '.join(line))
line = [] line = []
line_len = len(indent) - 1 line_len = indent_length - 1
line.append(part) line.append(part)
line_len += len(part) + 1 line_len += len(part) + 1
if line: if line:
lines.append(indent + ' '.join(line)) lines.append(indent + ' '.join(line))
if prefix is not None: if prefix is not None:
lines[0] = lines[0][len(indent):] lines[0] = lines[0][indent_length:]
return lines return lines
# if prog is short, follow it with optionals or positionals # if prog is short, follow it with optionals or positionals