diff --git a/test/pyjsontestrunner.py b/test/pyjsontestrunner.py
index 3f08a8a..bd749b5 100644
--- a/test/pyjsontestrunner.py
+++ b/test/pyjsontestrunner.py
@@ -1,4 +1,11 @@
-# Simple implementation of a json test runner to run the test against json-py.
+# Copyright 2007 Baptiste Lepilleur and The JsonCpp Authors
+# Distributed under MIT license, or public domain if desired and
+# recognized in your jurisdiction.
+# See file LICENSE for detail or copy at http://jsoncpp.sourceforge.net/LICENSE
+
+"""Simple implementation of a json test runner to run the test against
+json-py."""
+
 from __future__ import print_function
 import sys
 import os.path
@@ -15,50 +22,50 @@
 rewrite_path = base_path + '.rewrite'
 rewrite_actual_path = base_path + '.actual-rewrite'
 
-def valueTreeToString( fout, value, path = '.' ):
+def valueTreeToString(fout, value, path = '.'):
     ty = type(value) 
     if ty  is types.DictType:
-        fout.write( '%s={}\n' % path )
+        fout.write('%s={}\n' % path)
         suffix = path[-1] != '.' and '.' or ''
         names = value.keys()
         names.sort()
         for name in names:
-            valueTreeToString( fout, value[name], path + suffix + name )
+            valueTreeToString(fout, value[name], path + suffix + name)
     elif ty is types.ListType:
-        fout.write( '%s=[]\n' % path )
-        for index, childValue in zip( xrange(0,len(value)), value ):
-            valueTreeToString( fout, childValue, path + '[%d]' % index )
+        fout.write('%s=[]\n' % path)
+        for index, childValue in zip(xrange(0,len(value)), value):
+            valueTreeToString(fout, childValue, path + '[%d]' % index)
     elif ty is types.StringType:
-        fout.write( '%s="%s"\n' % (path,value) )
+        fout.write('%s="%s"\n' % (path,value))
     elif ty is types.IntType:
-        fout.write( '%s=%d\n' % (path,value) )
+        fout.write('%s=%d\n' % (path,value))
     elif ty is types.FloatType:
-        fout.write( '%s=%.16g\n' % (path,value) )
+        fout.write('%s=%.16g\n' % (path,value))
     elif value is True:
-        fout.write( '%s=true\n' % path )
+        fout.write('%s=true\n' % path)
     elif value is False:
-        fout.write( '%s=false\n' % path )
+        fout.write('%s=false\n' % path)
     elif value is None:
-        fout.write( '%s=null\n' % path )
+        fout.write('%s=null\n' % path)
     else:
         assert False and "Unexpected value type"
         
-def parseAndSaveValueTree( input, actual_path ):
-    root = json.loads( input )
-    fout = file( actual_path, 'wt' )
-    valueTreeToString( fout, root )
+def parseAndSaveValueTree(input, actual_path):
+    root = json.loads(input)
+    fout = file(actual_path, 'wt')
+    valueTreeToString(fout, root)
     fout.close()
     return root
 
-def rewriteValueTree( value, rewrite_path ):
-    rewrite = json.dumps( value )
+def rewriteValueTree(value, rewrite_path):
+    rewrite = json.dumps(value)
     #rewrite = rewrite[1:-1]  # Somehow the string is quoted ! jsonpy bug ?
-    file( rewrite_path, 'wt').write( rewrite + '\n' )
+    file(rewrite_path, 'wt').write(rewrite + '\n')
     return rewrite
     
-input = file( input_path, 'rt' ).read()
-root = parseAndSaveValueTree( input, actual_path )
-rewrite = rewriteValueTree( json.write( root ), rewrite_path )
-rewrite_root = parseAndSaveValueTree( rewrite, rewrite_actual_path )
+input = file(input_path, 'rt').read()
+root = parseAndSaveValueTree(input, actual_path)
+rewrite = rewriteValueTree(json.write(root), rewrite_path)
+rewrite_root = parseAndSaveValueTree(rewrite, rewrite_actual_path)
 
-sys.exit( 0 )
+sys.exit(0)