[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [34422] trunk/blender/release/bin/ blender-thumbnailer.py: bugfix [#25742] blender-thumbnailer.py doesn' t work with python 3.1

[Campbell Barton]

Revision: 34422
          http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=34422
Author:   campbellbarton
Date:     2011-01-20 21:02:42 +0000 (Thu, 20 Jan 2011)
Log Message:
-----------
bugfix [#25742] blender-thumbnailer.py doesn't work with python 3.1

Modified Paths:
--------------
    trunk/blender/release/bin/blender-thumbnailer.py

Modified: trunk/blender/release/bin/blender-thumbnailer.py
===================================================================
--- trunk/blender/release/bin/blender-thumbnailer.py	2011-01-20 20:51:38 UTC (rev 34421)
+++ trunk/blender/release/bin/blender-thumbnailer.py	2011-01-20 21:02:42 UTC (rev 34422)
@@ -27,18 +27,19 @@
 
 import struct
 
+
 def blend_extract_thumb(path):
     import os
 
     # def MAKE_ID(tag): ord(tag[0])<<24 | ord(tag[1])<<16 | ord(tag[2])<<8 | ord(tag[3])
-    REND = 1145980242 # MAKE_ID(b'REND')
-    TEST = 1414743380 # MAKE_ID(b'TEST')
+    REND = 1145980242  # MAKE_ID(b'REND')
+    TEST = 1414743380  # MAKE_ID(b'TEST')
 
     blendfile = open(path, 'rb')
 
     head = blendfile.read(12)
 
-    if head[0:2] == b'\x1f\x8b': # gzip magic
+    if head[0:2] == b'\x1f\x8b':  # gzip magic
         import gzip
         blendfile.close()
         blendfile = gzip.open(path, 'rb')
@@ -48,10 +49,10 @@
         blendfile.close()
         return None, 0, 0
 
-    is_64_bit = (head[7] == b'-')
+    is_64_bit = (head[7] == b'-'[0])
 
     # true for PPC, false for X86
-    is_big_endian = (head[8] == b'V')
+    is_big_endian = (head[8] == b'V'[0])
 
     # blender pre 2.5 had no thumbs
     if head[9:11] <= b'24':
@@ -66,23 +67,22 @@
         if len(bhead) < sizeof_bhead:
             return None, 0, 0
 
-        code, length = struct.unpack(int_endian_pair, bhead[0:8]) # 8 == sizeof(int) * 2
+        code, length = struct.unpack(int_endian_pair, bhead[0:8])  # 8 == sizeof(int) * 2
 
         if code == REND:
             blendfile.seek(length, os.SEEK_CUR)
         else:
             break
-            
-    
+
     if code != TEST:
         return None, 0, 0
 
     try:
-        x, y = struct.unpack(int_endian_pair, blendfile.read(8)) # 8 == sizeof(int) * 2
+        x, y = struct.unpack(int_endian_pair, blendfile.read(8))  # 8 == sizeof(int) * 2
     except struct.error:
         return None, 0, 0
 
-    length -= 8 # sizeof(int) * 2
+    length -= 8  # sizeof(int) * 2
 
     if length != x * y * 4:
         return None, 0, 0
@@ -122,7 +122,7 @@
         file_in = sys.argv[-2]
 
         buf, width, height = blend_extract_thumb(file_in)
-        
+
         if buf:
             file_out = sys.argv[-1]