Merge pull request #992 from asottile/perf_tweak

improve performance of bare_except check
PyCQA · May 6, 2021 · 8ba139d · 8ba139d
2 parents 0f079a0 + 60dc2b0
commit 8ba139d
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/pycodestyle.py b/pycodestyle.py
@@ -164,6 +164,7 @@ def lru_cache(maxsize=128):  # noqa as it's a fake implementation.
 )
 DUNDER_REGEX = re.compile(r'^__([^\s]+)__ = ')
 MATCH_CASE_REGEX = re.compile(r'^\s*\b(?:match|case)(\s*)(?=.*\:)')
+BLANK_EXCEPT_REGEX = re.compile(r"except\s*:")
 
 _checks = {'physical_line': {}, 'logical_line': {}, 'tree': {}}
 
@@ -1488,8 +1489,7 @@ def bare_except(logical_line, noqa):
     if noqa:
         return
 
-    regex = re.compile(r"except\s*:")
-    match = regex.match(logical_line)
+    match = BLANK_EXCEPT_REGEX.match(logical_line)
     if match:
         yield match.start(), "E722 do not use bare 'except'"