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author | Serhiy Storchaka <storchaka@gmail.com> | 2017-05-27 13:12:48 (GMT) |
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committer | GitHub <noreply@github.com> | 2017-05-27 13:12:48 (GMT) |
commit | 12d6b5d156377c0877931a03ef2439dccb2f3711 (patch) | |
tree | d48dd9397abdaa5733a6533eaaba1c4c66777768 /Lib/sre_constants.py | |
parent | 5becf38a03e53a7c2a996285c7bf0ac5e2ef7d2a (diff) | |
download | cpython-12d6b5d156377c0877931a03ef2439dccb2f3711.zip cpython-12d6b5d156377c0877931a03ef2439dccb2f3711.tar.gz cpython-12d6b5d156377c0877931a03ef2439dccb2f3711.tar.bz2 |
bpo-30398: Add a docstring for re.error. (#1647)
Also document that some attributes may be None.
Diffstat (limited to 'Lib/sre_constants.py')
-rw-r--r-- | Lib/sre_constants.py | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/Lib/sre_constants.py b/Lib/sre_constants.py index b016431..0261e9e 100644 --- a/Lib/sre_constants.py +++ b/Lib/sre_constants.py @@ -21,6 +21,17 @@ from _sre import MAXREPEAT, MAXGROUPS # should this really be here? class error(Exception): + """Exception raised for invalid regular expressions. + + Attributes: + + msg: The unformatted error message + pattern: The regular expression pattern + pos: The index in the pattern where compilation failed (may be None) + lineno: The line corresponding to pos (may be None) + colno: The column corresponding to pos (may be None) + """ + def __init__(self, msg, pattern=None, pos=None): self.msg = msg self.pattern = pattern |