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bpo-30754: Document textwrap.dedent blank line behavior. (GH-14469)

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* Added documentation for textwrap.dedent behavior.
* Remove an obsolete note about pre-2.5 behavior from the docstring.
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tmblweed 2019-06-29 21:20:03 -07:00 • committed by Gregory P. Smith
parent 95da310078
commit eb97b9211e
2 changed files with 6 additions and 3 deletions
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6
Lib/textwrap.py
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@ -420,9 +420,9 @@ def dedent(text):
Note that tabs and spaces are both treated as whitespace, but they
are not equal: the lines " hello" and "\\thello" are
considered to have no common leading whitespace. (This behaviour is
new in Python 2.5; older versions of this module incorrectly
expanded tabs before searching for common leading whitespace.)
considered to have no common leading whitespace.
Entirely blank lines are normalized to a newline character.
"""
# Look for the longest leading string of spaces and tabs common to
# all lines.