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124 Commits

Author SHA1 Message Date
Serhiy Storchaka 53c53ea4c5 Issue #27030: Unknown escapes in re.sub() replacement template are allowed 
again.  But they still are deprecated and will be disabled in 3.7.
 2016-12-06 19:15:29 +02:00
Serhiy Storchaka 662cef66d7 Issue #25953: re.sub() now raises an error for invalid numerical group 
reference in replacement template even if the pattern is not found in
the string.  Error message for invalid group reference now includes the
group index and the position of the reference.
Based on patch by SilentGhost.
 2016-10-23 12:11:19 +03:00
Serhiy Storchaka abf275af58 Issue #22493: Warning message emitted by using inline flags in the middle of 
regular expression now contains a (truncated) regex pattern.
Patch by Tim Graham.
 2016-09-17 01:29:58 +03:00
Serhiy Storchaka bd48d27944 Issue #22493: Inline flags now should be used only at the start of the 
regular expression.  Deprecation warning is emitted if uses them in the
middle of the regular expression.
 2016-09-11 12:50:02 +03:00
Serhiy Storchaka d65cd091e9 Issue #28070: Fixed parsing inline verbose flag in regular expressions. 2016-09-11 01:39:01 +03:00
Serhiy Storchaka be9a4e5c85 Issue #433028: Added support of modifier spans in regular expressions. 2016-09-10 00:57:55 +03:00
Serhiy Storchaka 9bd85b83f6 Issue #27030: Unknown escapes consisting of ``'\'`` and ASCII letter in 
regular expressions now are errors.
 2016-06-11 19:15:00 +03:00
Serhiy Storchaka a01a144aab Issue #26475: Fixed debugging output for regular expressions with the (?x) flag. 2016-03-06 09:15:47 +02:00
Serhiy Storchaka b5d0a21553 Issue #25554: Got rid of circular references in regular expression parsing. 2015-11-05 17:49:26 +02:00
Serhiy Storchaka 485407ce1e Issue #24580: Symbolic group references to open group in re patterns now are 
explicitly forbidden as well as numeric group references.
 2015-07-18 23:27:00 +03:00
Serhiy Storchaka 07360df481 Issue #14260: The groupindex attribute of regular expression pattern object 
now is non-modifiable mapping.
 2015-03-30 01:01:48 +03:00
Serhiy Storchaka 632a77e6a3 Issue #22364: Improved some re error messages using regex for hints. 2015-03-25 21:03:47 +02:00
Serhiy Storchaka 15fa1c4ade Fixed using deprecated escaping in regular expression in _strptime.py (issue23622). 2015-03-25 01:21:50 +02:00
Serhiy Storchaka a54aae0683 Issue #23622: Unknown escapes in regular expressions that consist of ``'\'`` 
and ASCII letter now raise a deprecation warning and will be forbidden in
Python 3.6.
 2015-03-24 22:58:14 +02:00
Serhiy Storchaka 4eea62fd2e Issues #814253, #9179: Group references and conditional group references now 
work in lookbehind assertions in regular expressions.
 2015-02-21 10:07:35 +02:00
Serhiy Storchaka 22a309a434 Issue #21032: Deprecated the use of re.LOCALE flag with str patterns or 
re.ASCII. It was newer worked.
 2014-12-01 11:50:07 +02:00
Benjamin Peterson 16e802f4ae merge 3.4 (#9179) 2014-11-30 11:51:16 -05:00
Benjamin Peterson 66323415c7 backout 9fcf4008b626 (#9179) for further consideration 2014-11-30 11:49:00 -05:00
Serhiy Storchaka ab14088141 Minor code clean up and improvements in the re module. 2014-11-11 21:13:28 +02:00
Serhiy Storchaka 1b2004f059 Fixed error position for the backslash at the end of regex pattern. 2014-11-10 18:28:53 +02:00
Serhiy Storchaka b99c132bd9 Fixed AttributeError when the regular expression starts from illegal escape. 2014-11-10 14:38:16 +02:00
Serhiy Storchaka ad446d57a9 Issue #22578: Added attributes to the re.error class. 2014-11-10 13:49:00 +02:00
Serhiy Storchaka 5f33677219 Merge heads 2014-11-10 10:21:03 +02:00
Raymond Hettinger df1b699447 Issue #22823: Use set literals instead of creating a set from a list 2014-11-09 15:56:33 -08:00
Serhiy Storchaka c7f7d3897e Issue #22434: Constants in sre_constants are now named constants (enum-like). 2014-11-09 20:48:36 +02:00
Serhiy Storchaka 6276b32799 Issues #814253, #9179: Group references and conditional group references now 
work in lookbehind assertions in regular expressions.
 2014-11-07 21:45:17 +02:00
Serhiy Storchaka 84df7fe6a2 Issues #814253, #9179: Group references and conditional group references now 
work in lookbehind assertions in regular expressions.
 2014-11-07 21:43:57 +02:00
Serhiy Storchaka e2ccf5608c Issue #19380: Optimized parsing of regular expressions. 2014-10-10 11:14:49 +03:00
Serhiy Storchaka 7438e4b56f Issue 1519638: Now unmatched groups are replaced with empty strings in re.sub() 
and re.subn().
 2014-10-10 11:06:31 +03:00
Serhiy Storchaka 9baa5b2de2 Issue #22437: Number of capturing groups in regular expression is no longer 
limited by 100.
 2014-09-29 22:49:23 +03:00
Serhiy Storchaka c563caf3a2 Issue #22362: Forbidden ambiguous octal escapes out of range 0-0o377 in 
regular expressions.
 2014-09-23 23:22:41 +03:00
Serhiy Storchaka 44dae8bde3 Issue #22423: Fixed debugging output of the GROUPREF_EXISTS opcode in the re 
module.
 2014-09-21 22:47:55 +03:00
Raymond Hettinger 1c99bc84bd Issue #8343: Named group error msgs did not show the group name. 2014-06-22 19:47:22 -07:00
Victor Stinner 7fa767e517 Issue #20976: pyflakes: Remove unused imports 2014-03-20 09:16:38 +01:00
Serhiy Storchaka 9c15ec1ce6 Issue #19365: Optimized the parsing of long replacement string in re.sub*() 
functions.
 2013-10-23 22:27:52 +03:00
Serhiy Storchaka 9d96542b6d Issue #18647: Correctly bound calculated min/max width of a subexpression. 
Now max width is MAXREPEAT on 32- and 64-bit platforms when one of
subexpressions is unbounded repetition.
 2013-08-19 22:50:54 +03:00
R David Murray 26dfaac9ac #17341: Include name in re error message about invalid group name. 
Patch by Jason Michalski.
 2013-04-14 13:00:54 -04:00
Georg Brandl 1d472b74cb Closes #14462: allow any valid Python identifier in sre group names, as documented. 2013-04-14 11:40:00 +02:00
Serhiy Storchaka a0eb809995 Issue #13169: The maximal repetition number in a regular expression has been 
increased from 65534 to 2147483647 (on 32-bit platform) or 4294967294 (on
64-bit).
 2013-02-16 16:54:33 +02:00
Serhiy Storchaka 70ca0210e8 Issue #13169: The maximal repetition number in a regular expression has been 
increased from 65534 to 2147483647 (on 32-bit platform) or 4294967294 (on
64-bit).
 2013-02-16 16:47:47 +02:00
Ezio Melotti adfbb8e8ec #13899: merge with 3.2. 2013-01-11 08:43:53 +02:00
Ezio Melotti fe8e6e7414 #13899: \A, \Z, and \B now correctly match the A, Z, and B literals when used inside character classes (e.g. [A]). Patch by Matthew Barnett. 2013-01-11 08:32:01 +02:00
Ezio Melotti 68600aff3a #12759: merge with 3.2. 2012-11-03 20:33:38 +02:00
Ezio Melotti 0941d9fc64 #12759: sre_parse now raises a proper error when the name of the group is missing. Initial patch by Serhiy Storchaka. 2012-11-03 20:33:08 +02:00
Antoine Pitrou 463badf06c Issue #3665: \u and \U escapes are now supported in unicode regular expressions. 
Patch by Serhiy Storchaka.
 2012-06-23 13:29:19 +02:00
Marc-André Lemburg 8f36af7a4c Normalize the encoding names for Latin-1 and UTF-8 to 
'latin-1' and 'utf-8'.

These are optimized in the Python Unicode implementation
to result in more direct processing, bypassing the codec
registry.

Also see issue11303.
 2011-02-25 15:42:01 +00:00
Ezio Melotti b92ed7cf36 #6509: fix re.sub to work properly when the pattern, the string, and the replacement were all bytes. Patch by Antoine Pitrou. 2010-03-06 15:24:08 +00:00
Benjamin Peterson 6c940d6159 Merged revisions 66894 via svnmerge from 
svn+ssh://pythondev@svn.python.org/python/trunk

........
  r66894 | benjamin.peterson | 2008-10-14 17:37:18 -0500 (Tue, 14 Oct 2008) | 1 line

  remove set compat cruft
........
 2008-10-14 23:07:40 +00:00
Antoine Pitrou fd036451bf #2834: Change re module semantics, so that str and bytes mixing is forbidden, 
and str (unicode) patterns get full unicode matching by default. The re.ASCII
flag is also introduced to ask for ASCII matching instead.
 2008-08-19 17:56:33 +00:00
Antoine Pitrou 22628c4d6a #3231: re.compile fails with some bytes patterns 2008-07-22 17:53:22 +00:00