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| author | Armin Ronacher <armin.ronacher@active-4.com> | 2012-03-04 13:07:57 +0000 |
|---|---|---|
| committer | Armin Ronacher <armin.ronacher@active-4.com> | 2012-03-04 13:07:57 +0000 |
| commit | c0eaecafe9809757301551285f2a41ea89f1f228 (patch) | |
| tree | e4cf1b8c0894a42bbf923b737ac714fad77235f0 /Lib/tokenize.py | |
| parent | 50364b4a5c8f02ec05d33928e29a8780d9acf968 (diff) | |
| download | cpython-git-c0eaecafe9809757301551285f2a41ea89f1f228.tar.gz | |
Updated tokenize to support the inverse byte literals new in 3.3
Diffstat (limited to 'Lib/tokenize.py')
| -rw-r--r-- | Lib/tokenize.py | 22 |
1 files changed, 16 insertions, 6 deletions
diff --git a/Lib/tokenize.py b/Lib/tokenize.py index b7ae7d31b0..741417abd8 100644 --- a/Lib/tokenize.py +++ b/Lib/tokenize.py @@ -127,6 +127,8 @@ Floatnumber = group(Pointfloat, Expfloat) Imagnumber = group(r'[0-9]+[jJ]', Floatnumber + r'[jJ]') Number = group(Imagnumber, Floatnumber, Intnumber) +StringPrefix = r'(?:[uU][rR]?|[bB][rR]|[rR][bB]|[rR]|[uU])?' + # Tail end of ' string. Single = r"[^'\\]*(?:\\.[^'\\]*)*'" # Tail end of " string. @@ -135,10 +137,10 @@ Double = r'[^"\\]*(?:\\.[^"\\]*)*"' Single3 = r"[^'\\]*(?:(?:\\.|'(?!''))[^'\\]*)*'''" # Tail end of """ string. Double3 = r'[^"\\]*(?:(?:\\.|"(?!""))[^"\\]*)*"""' -Triple = group("[bBuU]?[rR]?'''", '[bBuU]?[rR]?"""') +Triple = group(StringPrefix + "'''", StringPrefix + '"""') # Single-line ' or " string. -String = group(r"[bBuU]?[rR]?'[^\n'\\]*(?:\\.[^\n'\\]*)*'", - r'[bBuU]?[rR]?"[^\n"\\]*(?:\\.[^\n"\\]*)*"') +String = group(StringPrefix + r"'[^\n'\\]*(?:\\.[^\n'\\]*)*'", + StringPrefix + r'"[^\n"\\]*(?:\\.[^\n"\\]*)*"') # Because of leftmost-then-longest match semantics, be sure to put the # longest operators first (e.g., if = came before ==, == would get @@ -156,9 +158,9 @@ PlainToken = group(Number, Funny, String, Name) Token = Ignore + PlainToken # First (or only) line of ' or " string. -ContStr = group(r"[bBuU]?[rR]?'[^\n'\\]*(?:\\.[^\n'\\]*)*" + +ContStr = group(StringPrefix + r"'[^\n'\\]*(?:\\.[^\n'\\]*)*" + group("'", r'\\\r?\n'), - r'[bBuU]?[rR]?"[^\n"\\]*(?:\\.[^\n"\\]*)*' + + StringPrefix + r'"[^\n"\\]*(?:\\.[^\n"\\]*)*' + group('"', r'\\\r?\n')) PseudoExtras = group(r'\\\r?\n', Comment, Triple) PseudoToken = Whitespace + group(PseudoExtras, Number, Funny, ContStr, Name) @@ -170,12 +172,16 @@ endpats = {"'": Single, '"': Double, "'''": Single3, '"""': Double3, "r'''": Single3, 'r"""': Double3, "b'''": Single3, 'b"""': Double3, - "br'''": Single3, 'br"""': Double3, "R'''": Single3, 'R"""': Double3, "B'''": Single3, 'B"""': Double3, + "br'''": Single3, 'br"""': Double3, "bR'''": Single3, 'bR"""': Double3, "Br'''": Single3, 'Br"""': Double3, "BR'''": Single3, 'BR"""': Double3, + "rb'''": Single3, 'rb"""': Double3, + "Rb'''": Single3, 'Rb"""': Double3, + "rB'''": Single3, 'rB"""': Double3, + "RB'''": Single3, 'RB"""': Double3, "u'''": Single3, 'u"""': Double3, "ur'''": Single3, 'ur"""': Double3, "R'''": Single3, 'R"""': Double3, @@ -192,6 +198,8 @@ for t in ("'''", '"""', "b'''", 'b"""', "B'''", 'B"""', "br'''", 'br"""', "Br'''", 'Br"""', "bR'''", 'bR"""', "BR'''", 'BR"""', + "rb'''", 'rb"""', "rB'''", 'rB"""', + "Rb'''", 'Rb"""', "RB'''", 'RB"""', "u'''", 'u"""', "U'''", 'U"""', "ur'''", 'ur"""', "Ur'''", 'Ur"""', "uR'''", 'uR"""', "UR'''", 'UR"""'): @@ -202,6 +210,8 @@ for t in ("'", '"', "b'", 'b"', "B'", 'B"', "br'", 'br"', "Br'", 'Br"', "bR'", 'bR"', "BR'", 'BR"' , + "rb'", 'rb"', "rB'", 'rB"', + "Rb'", 'Rb"', "RB'", 'RB"' , "u'", 'u"', "U'", 'U"', "ur'", 'ur"', "Ur'", 'Ur"', "uR'", 'uR"', "UR'", 'UR"' ): |