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Closes #14244: add info about capturing groups and maxsplit to the docstring of re.split().

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Georg Brandl 2012-03-10 09:26:53 +01:00
parent 64a40949cf
commit e144c74e02
1 changed files with 8 additions and 3 deletions
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11
Lib/re.py
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@ -179,14 +179,19 @@ def subn(pattern, repl, string, count=0, flags=0):
def split(pattern, string, maxsplit=0, flags=0): def split(pattern, string, maxsplit=0, flags=0):
"""Split the source string by the occurrences of the pattern, """Split the source string by the occurrences of the pattern,
returning a list containing the resulting substrings.""" returning a list containing the resulting substrings. If
capturing parentheses are used in pattern, then the text of all
groups in the pattern are also returned as part of the resulting
list. If maxsplit is nonzero, at most maxsplit splits occur,
and the remainder of the string is returned as the final element
of the list."""
return _compile(pattern, flags).split(string, maxsplit) return _compile(pattern, flags).split(string, maxsplit)
def findall(pattern, string, flags=0): def findall(pattern, string, flags=0):
"""Return a list of all non-overlapping matches in the string. """Return a list of all non-overlapping matches in the string.
If one or more groups are present in the pattern, return a If one or more capturing groups are present in the pattern, return
list of groups; this will be a list of tuples if the pattern a list of groups; this will be a list of tuples if the pattern
has more than one group. has more than one group.
Empty matches are included in the result.""" Empty matches are included in the result."""