diff options
Diffstat (limited to 'Lib/sre_parse.py')
| -rw-r--r-- | Lib/sre_parse.py | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/Lib/sre_parse.py b/Lib/sre_parse.py index 13737ca12f..9aea56a825 100644 --- a/Lib/sre_parse.py +++ b/Lib/sre_parse.py @@ -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: |