Fix regression in catching E711 (issue #435), add tests

1 files changed, 1 insertions, 1 deletions

diff --git a/pep8.py b/pep8.py
index 884952b..c22e63e 100755
--- a/pep8.py
+++ b/pep8.py
@@ -108,7 +108,7 @@ ERRORCODE_REGEX = re.compile(r'\b[A-Z]\d{3}\b')
 DOCSTRING_REGEX = re.compile(r'u?r?["\']')
 EXTRANEOUS_WHITESPACE_REGEX = re.compile(r'[[({] | []}),;:]')
 WHITESPACE_AFTER_COMMA_REGEX = re.compile(r'[,;:]\s*(?:  |\t)')
-COMPARE_SINGLETON_REGEX = re.compile(r'\b(None|False|True)?\s*([=!]=)'
+COMPARE_SINGLETON_REGEX = re.compile(r'(\bNone|\bFalse|\bTrue)?\s*([=!]=)'
                                      r'\s*(?(1)|(None|False|True))\b')
 COMPARE_NEGATIVE_REGEX = re.compile(r'\b(not)\s+[^][)(}{ ]+\s+(in|is)\s')
 COMPARE_TYPE_REGEX = re.compile(r'(?:[=!]=|is(?:\s+not)?)\s*type(?:s.\w+Type'