Issue #15096: Drop support for the ur string prefix
diff --git a/Lib/tokenize.py b/Lib/tokenize.py
index e41cd6e..0a53435 100644
--- a/Lib/tokenize.py
+++ b/Lib/tokenize.py
@@ -127,7 +127,7 @@
Imagnumber = group(r'[0-9]+[jJ]', Floatnumber + r'[jJ]')
Number = group(Imagnumber, Floatnumber, Intnumber)
-StringPrefix = r'(?:[uUbB][rR]?|[rR][bB]?)?'
+StringPrefix = r'(?:[bB][rR]?|[rR][bB]?|[uU])?'
# Tail end of ' string.
Single = r"[^'\\]*(?:\\.[^'\\]*)*'"
@@ -183,12 +183,8 @@
"rB'''": Single3, 'rB"""': Double3,
"RB'''": Single3, 'RB"""': Double3,
"u'''": Single3, 'u"""': Double3,
- "ur'''": Single3, 'ur"""': Double3,
"R'''": Single3, 'R"""': Double3,
"U'''": Single3, 'U"""': Double3,
- "uR'''": Single3, 'uR"""': Double3,
- "Ur'''": Single3, 'Ur"""': Double3,
- "UR'''": Single3, 'UR"""': Double3,
'r': None, 'R': None, 'b': None, 'B': None,
'u': None, 'U': None}
@@ -201,8 +197,7 @@
"rb'''", 'rb"""', "rB'''", 'rB"""',
"Rb'''", 'Rb"""', "RB'''", 'RB"""',
"u'''", 'u"""', "U'''", 'U"""',
- "ur'''", 'ur"""', "Ur'''", 'Ur"""',
- "uR'''", 'uR"""', "UR'''", 'UR"""'):
+ ):
triple_quoted[t] = t
single_quoted = {}
for t in ("'", '"',
@@ -213,8 +208,7 @@
"rb'", 'rb"', "rB'", 'rB"',
"Rb'", 'Rb"', "RB'", 'RB"' ,
"u'", 'u"', "U'", 'U"',
- "ur'", 'ur"', "Ur'", 'Ur"',
- "uR'", 'uR"', "UR'", 'UR"' ):
+ ):
single_quoted[t] = t
tabsize = 8