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Rewrite re.VERBOSE section. 

It now has slightly better rationale and a less awkward wording in the
explanation.

Inspired by a report of a neither/or conflict by 'animalize' on docs@.
This commit is contained in:
Zachary Ware 2015-11-11 23:32:14 -06:00
parent c54b8ceb91
commit 77d61d4156
1 changed files with 8 additions and 6 deletions
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Doc/library/re.rst
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@ -514,13 +514,15 @@ form.
.. data:: X
VERBOSE
This flag allows you to write regular expressions that look nicer. Whitespace
within the pattern is ignored, except when in a character class or preceded by
an unescaped backslash, and, when a line contains a ``'#'`` neither in a
character class or preceded by an unescaped backslash, all characters from the
leftmost such ``'#'`` through the end of the line are ignored.
This flag allows you to write regular expressions that look nicer and are
more readable by allowing you to visually separate logical sections of the
pattern and add comments. Whitespace within the pattern is ignored, except
when in a character class or when preceded by an unescaped backslash.
When a line contains a ``#`` that is not in a character class and is not
preceded by an unescaped backslash, all characters from the leftmost such
``#`` through the end of the line are ignored.
That means that the two following regular expression objects that match a
This means that the two following regular expression objects that match a
decimal number are functionally equal::
a = re.compile(r"""\d + # the integral part