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author | Raymond Hettinger <python@rcn.com> | 2002-06-02 00:40:05 (GMT) |
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committer | Raymond Hettinger <python@rcn.com> | 2002-06-02 00:40:05 (GMT) |
commit | f13eb55d59d80907c9f86574ddd23bce2cb41ff3 (patch) | |
tree | 799ffe8a95c5cacd946f186f3022f380b418141d /Lib/sre_parse.py | |
parent | 1931ca72b5769ee686776617e2d97d839cc7d2d6 (diff) | |
download | cpython-f13eb55d59d80907c9f86574ddd23bce2cb41ff3.zip cpython-f13eb55d59d80907c9f86574ddd23bce2cb41ff3.tar.gz cpython-f13eb55d59d80907c9f86574ddd23bce2cb41ff3.tar.bz2 |
Replace boolean test with is None.
Diffstat (limited to 'Lib/sre_parse.py')
-rw-r--r-- | Lib/sre_parse.py | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/Lib/sre_parse.py b/Lib/sre_parse.py index a5a8831..1b52967 100644 --- a/Lib/sre_parse.py +++ b/Lib/sre_parse.py @@ -80,7 +80,7 @@ class Pattern: def opengroup(self, name=None): gid = self.groups self.groups = gid + 1 - if name: + if name is not None: ogid = self.groupdict.get(name, None) if ogid is not None: raise error, ("redefinition of group name %s as group %d; " @@ -97,7 +97,7 @@ class SubPattern: # a subpattern, in intermediate form def __init__(self, pattern, data=None): self.pattern = pattern - if not data: + if data is None: data = [] self.data = data self.width = None |