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-rw-r--r--pygments/lexers/prolog.py20
1 files changed, 10 insertions, 10 deletions
diff --git a/pygments/lexers/prolog.py b/pygments/lexers/prolog.py
index 40ef0df3..94f4024c 100644
--- a/pygments/lexers/prolog.py
+++ b/pygments/lexers/prolog.py
@@ -55,22 +55,22 @@ class PrologLexer(RegexLexer):
(r'(mod|div|not)\b', Operator),
(r'_', Keyword), # The don't-care variable
(r'([a-z]+)(:)', bygroups(Name.Namespace, Punctuation)),
- (u'([a-z\u00c0-\u1fff\u3040-\ud7ff\ue000-\uffef]'
- u'[\\w$\u00c0-\u1fff\u3040-\ud7ff\ue000-\uffef]*)'
- u'(\\s*)(:-|-->)',
+ (r'([a-z\u00c0-\u1fff\u3040-\ud7ff\ue000-\uffef]'
+ r'[\w$\u00c0-\u1fff\u3040-\ud7ff\ue000-\uffef]*)'
+ r'(\s*)(:-|-->)',
bygroups(Name.Function, Text, Operator)), # function defn
- (u'([a-z\u00c0-\u1fff\u3040-\ud7ff\ue000-\uffef]'
- u'[\\w$\u00c0-\u1fff\u3040-\ud7ff\ue000-\uffef]*)'
- u'(\\s*)(\\()',
+ (r'([a-z\u00c0-\u1fff\u3040-\ud7ff\ue000-\uffef]'
+ r'[\w$\u00c0-\u1fff\u3040-\ud7ff\ue000-\uffef]*)'
+ r'(\s*)(\()',
bygroups(Name.Function, Text, Punctuation)),
- (u'[a-z\u00c0-\u1fff\u3040-\ud7ff\ue000-\uffef]'
- u'[\\w$\u00c0-\u1fff\u3040-\ud7ff\ue000-\uffef]*',
+ (r'[a-z\u00c0-\u1fff\u3040-\ud7ff\ue000-\uffef]'
+ r'[\w$\u00c0-\u1fff\u3040-\ud7ff\ue000-\uffef]*',
String.Atom), # atom, characters
# This one includes !
- (u'[#&*+\\-./:<=>?@\\\\^~\u00a1-\u00bf\u2010-\u303f]+',
+ (r'[#&*+\-./:<=>?@\\^~\u00a1-\u00bf\u2010-\u303f]+',
String.Atom), # atom, graphics
(r'[A-Z_]\w*', Name.Variable),
- (u'\\s+|[\u2000-\u200f\ufff0-\ufffe\uffef]', Text),
+ (r'\s+|[\u2000-\u200f\ufff0-\ufffe\uffef]', Text),
],
'nested-comment': [
(r'\*/', Comment.Multiline, '#pop'),