Finalize single-source port for Py2.[67] and Py3.3+.

1 files changed, 6 insertions, 7 deletions

diff --git a/pygments/lexers/special.py b/pygments/lexers/special.py
index d7fe6b53..9ea2e22c 100644
--- a/pygments/lexers/special.py
+++ b/pygments/lexers/special.py
@@ -10,11 +10,10 @@
 """
 
 import re
-import cStringIO
 
 from pygments.lexer import Lexer
 from pygments.token import Token, Error, Text
-from pygments.util import get_choice_opt, b
+from pygments.util import get_choice_opt, text_type, BytesIO
 
 
 __all__ = ['TextLexer', 'RawTokenLexer']
@@ -35,7 +34,7 @@ class TextLexer(Lexer):
 
 _ttype_cache = {}
 
-line_re = re.compile(b('.*?\n'))
+line_re = re.compile(b'.*?\n')
 
 class RawTokenLexer(Lexer):
     """
@@ -60,12 +59,12 @@ class RawTokenLexer(Lexer):
         Lexer.__init__(self, **options)
 
     def get_tokens(self, text):
-        if isinstance(text, unicode):
+        if isinstance(text, text_type):
             # raw token stream never has any non-ASCII characters
             text = text.encode('ascii')
         if self.compress == 'gz':
             import gzip
-            gzipfile = gzip.GzipFile('', 'rb', 9, cStringIO.StringIO(text))
+            gzipfile = gzip.GzipFile('', 'rb', 9, BytesIO(text))
             text = gzipfile.read()
         elif self.compress == 'bz2':
             import bz2
@@ -73,7 +72,7 @@ class RawTokenLexer(Lexer):
 
         # do not call Lexer.get_tokens() because we do not want Unicode
         # decoding to occur, and stripping is not optional.
-        text = text.strip(b('\n')) + b('\n')
+        text = text.strip(b'\n') + b'\n'
         for i, t, v in self.get_tokens_unprocessed(text):
             yield t, v
 
@@ -81,7 +80,7 @@ class RawTokenLexer(Lexer):
         length = 0
         for match in line_re.finditer(text):
             try:
-                ttypestr, val = match.group().split(b('\t'), 1)
+                ttypestr, val = match.group().split(b'\t', 1)
             except ValueError:
                 val = match.group().decode(self.encoding)
                 ttype = Error