Relax a bit the regex for W602, 3-arguments raise; closes #34

Author: florentx

CHANGES.txt

@@ -30,6 +30,8 @@ Changelog
 * Do not report multiple E101 if only the first indentation starts
   with a tab. (Issue #237)
 
+* Fix a rare false positive W602. (Issue #34)
+
 
 1.4.6 (2013-07-02)
 ------------------

pep8.py

@@ -93,7 +93,7 @@
 
 INDENT_REGEX = re.compile(r'([ \t]*)')
 RAISE_COMMA_REGEX = re.compile(r'raise\s+\w+\s*,')
-RERAISE_COMMA_REGEX = re.compile(r'raise\s+\w+\s*,\s*\w+\s*,\s*\w+')
+RERAISE_COMMA_REGEX = re.compile(r'raise\s+\w+\s*,.*,\s*\w+\s*$')
 ERRORCODE_REGEX = re.compile(r'\b[A-Z]\d{3}\b')
 DOCSTRING_REGEX = re.compile(r'u?r?["\']')
 EXTRANEOUS_WHITESPACE_REGEX = re.compile(r'[[({] | []}),;:]')

testsuite/W60.py

@@ -7,6 +7,7 @@
 raise ValueError, "hello %s %s" % (1, 2)
 #: Okay
 raise type_, val, tb
+raise Exception, Exception("f"), t
 #: W603
 if x <> 0:
     x = 0