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author | Serhiy Storchaka <storchaka@gmail.com> | 2018-01-04 17:20:11 (GMT) |
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committer | GitHub <noreply@github.com> | 2018-01-04 17:20:11 (GMT) |
commit | 87be28f4a1c5b76926c71a3d9f92503f9eb82d51 (patch) | |
tree | d11b0f8de8a5b788e52d8fa2b08646e76e2093bf /Doc/library | |
parent | 78e24d4415c37e9e9951920bc31e9ee4868d86cb (diff) | |
download | cpython-87be28f4a1c5b76926c71a3d9f92503f9eb82d51.zip cpython-87be28f4a1c5b76926c71a3d9f92503f9eb82d51.tar.gz cpython-87be28f4a1c5b76926c71a3d9f92503f9eb82d51.tar.bz2 |
bpo-31672: Restore the former behavior when override flags in Template. (#5099)
Overriding flags to 0 will make the default pattern matching only
lower case letters.
Diffstat (limited to 'Doc/library')
-rw-r--r-- | Doc/library/string.rst | 9 |
1 files changed, 2 insertions, 7 deletions
diff --git a/Doc/library/string.rst b/Doc/library/string.rst index e960678..fc3d94b 100644 --- a/Doc/library/string.rst +++ b/Doc/library/string.rst @@ -755,19 +755,14 @@ attributes: * *idpattern* -- This is the regular expression describing the pattern for non-braced placeholders. The default value is the regular expression - ``(?a:[_a-zA-Z][_a-zA-Z0-9]*)``. If this is given and *braceidpattern* is + ``(?a:[_a-z][_a-z0-9]*)``. If this is given and *braceidpattern* is ``None`` this pattern will also apply to braced placeholders. .. note:: Since default *flags* is ``re.IGNORECASE``, pattern ``[a-z]`` can match with some non-ASCII characters. That's why we use the local ``a`` flag - here. Further, with the default *flags* value, including ``A-Z`` in the - ranges is redundant, but required for backward compatibility. - - While *flags* is kept to ``re.IGNORECASE`` for backward compatibility, - you can override it to ``0`` or ``re.IGNORECASE | re.ASCII`` when - subclassing. + here. .. versionchanged:: 3.7 *braceidpattern* can be used to define separate patterns used inside and |