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#12759: sre_parse now raises a proper error when the name of the group is missing. Initial patch by Serhiy Storchaka.

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This commit is contained in:
Ezio Melotti 2012-11-03 20:33:08 +02:00
parent dedfa9bfae
commit 0941d9fc64
3 changed files with 30 additions and 1 deletions
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8
Lib/sre_parse.py
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@ -548,6 +548,8 @@ def _parse(source, state):
break
name = name + char
group = 1
if not name:
raise error("missing group name")
if not isname(name):
raise error("bad character in group name")
elif sourcematch("="):
@ -560,6 +562,8 @@ def _parse(source, state):
if char == ")":
break
name = name + char
if not name:
raise error("missing group name")
if not isname(name):
raise error("bad character in group name")
gid = state.groupdict.get(name)
@ -612,6 +616,8 @@ def _parse(source, state):
break
condname = condname + char
group = 2
if not condname:
raise error("missing group name")
if isname(condname):
condgroup = state.groupdict.get(condname)
if condgroup is None:
@ -743,7 +749,7 @@ def parse_template(source, pattern):
break
name = name + char
if not name:
raise error("bad group name")
raise error("missing group name")
try:
index = int(name)
if index < 0: