Make reindent.py happy (convert everything to 4-space indents!).
diff --git a/Lib/test/test_rgbimg.py b/Lib/test/test_rgbimg.py
index 1fa201d..f2622e4 100644
--- a/Lib/test/test_rgbimg.py
+++ b/Lib/test/test_rgbimg.py
@@ -5,24 +5,24 @@
 from test_support import verbose, unlink, findfile
 
 class error(Exception):
-        pass
+    pass
 
 print 'RGBimg test suite:'
 
 def testimg(rgb_file, raw_file):
-        rgb_file = findfile(rgb_file)
-        raw_file = findfile(raw_file)
-        width, height = rgbimg.sizeofimage(rgb_file)
-        rgb = rgbimg.longimagedata(rgb_file)
-        if len(rgb) != width * height * 4:
-                raise error, 'bad image length'
-        raw = open(raw_file, 'rb').read()
-        if rgb != raw:
-                raise error, \
-                      'images don\'t match for '+rgb_file+' and '+raw_file
-        for depth in [1, 3, 4]:
-                rgbimg.longstoimage(rgb, width, height, depth, '@.rgb')
-        os.unlink('@.rgb')
+    rgb_file = findfile(rgb_file)
+    raw_file = findfile(raw_file)
+    width, height = rgbimg.sizeofimage(rgb_file)
+    rgb = rgbimg.longimagedata(rgb_file)
+    if len(rgb) != width * height * 4:
+        raise error, 'bad image length'
+    raw = open(raw_file, 'rb').read()
+    if rgb != raw:
+        raise error, \
+              'images don\'t match for '+rgb_file+' and '+raw_file
+    for depth in [1, 3, 4]:
+        rgbimg.longstoimage(rgb, width, height, depth, '@.rgb')
+    os.unlink('@.rgb')
 
 table = [
     ('testrgb.uue', 'test.rgb'),
@@ -41,23 +41,23 @@
 
 ttob = rgbimg.ttob(0)
 if ttob != 0:
-        raise error, 'ttob should start out as zero'
+    raise error, 'ttob should start out as zero'
 
 testimg('test.rgb', 'test.rawimg')
 
 ttob = rgbimg.ttob(1)
 if ttob != 0:
-        raise error, 'ttob should be zero'
+    raise error, 'ttob should be zero'
 
 testimg('test.rgb', 'test.rawimg.rev')
 
 ttob = rgbimg.ttob(0)
 if ttob != 1:
-        raise error, 'ttob should be one'
+    raise error, 'ttob should be one'
 
 ttob = rgbimg.ttob(0)
 if ttob != 0:
-        raise error, 'ttob should be zero'
+    raise error, 'ttob should be zero'
 
 for source, target in table:
     unlink(findfile(target))