Removed rename_or_copy, which was used soley by blobs.

src/ZODB/utils.py

@@ -12,7 +12,6 @@
 #
 ##############################################################################
 
-import exceptions
 import sys
 import time
 import struct
@@ -114,22 +113,6 @@ def cp(f1, f2, length=None):
         write(data)
         length -= len(data)
 
-
-def rename_or_copy(f1, f2):
-    """Try to rename f1 to f2, fallback to copy.
-
-    Under certain conditions a rename might not work, e.g. because the target
-    directory is on a different partition. In this case we try to copy the
-    data and remove the old file afterwards.
-
-    """
-    try:
-        os.rename(f1, f2)
-    except exceptions.OSError:
-        cp(open(f1, 'rb'), open(f2, 'wb'))
-        os.unlink(f1)
-
-
 def newTimeStamp(old=None,
                  TimeStamp=TimeStamp,
                  time=time.time, gmtime=time.gmtime):