[Python-checkins] r55974 - python/branches/cpy_merge/Lib/io.py

[alexandre.vassalotti]

Author: alexandre.vassalotti
Date: Thu Jun 14 22:32:50 2007
New Revision: 55974

Modified:
   python/branches/cpy_merge/Lib/io.py
Log:
Use the faster _string_io/_bytes_io if available.


Modified: python/branches/cpy_merge/Lib/io.py
==============================================================================
--- python/branches/cpy_merge/Lib/io.py	(original)
+++ python/branches/cpy_merge/Lib/io.py	Thu Jun 14 22:32:50 2007
@@ -575,7 +575,7 @@
         return True
 
 
-class BytesIO(_MemoryIOMixin):
+class _BytesIO(_MemoryIOMixin):
 
     """Buffered I/O implementation using a bytes buffer, like StringIO."""
 
@@ -587,6 +587,12 @@
             buffer += inital_bytes
         _MemoryIOMixin.__init__(self, buffer)
 
+# Use the faster implementation if available
+try:
+    from _bytes_io import BytesIO
+except ImportError:
+    BytesIO = _BytesIO
+
 
 # XXX This should inherit from TextIOBase
 class StringIO(_MemoryIOMixin):
@@ -612,6 +618,12 @@
     def readinto(self, b: bytes) -> int:
         self._unsupported("readinto")
 
+# Use the faster implementation if available
+try:
+    from _string_io import StringIO
+except ImportError:
+    StringIO = _StringIO
+
 
 class BufferedReader(_BufferedIOMixin):