Index: Lib/profile.py
===================================================================
--- Lib/profile.py	(révision 70478)
+++ Lib/profile.py	(copie de travail)
@@ -38,6 +38,7 @@
 import time
 import marshal
 from optparse import OptionParser
+import tokenize
 
 __all__ = ["run", "runctx", "help", "Profile"]
 
@@ -609,11 +610,10 @@
 
     if (len(sys.argv) > 0):
         sys.path.insert(0, os.path.dirname(sys.argv[0]))
-        fp = open(sys.argv[0])
-        try:
+        with open(sys.argv[0], 'rb') as fp:
+            encoding, lines = tokenize.detect_encoding(fp.readline)
+        with open(sys.argv[0], 'r', encoding=encoding) as fp:
             script = fp.read()
-        finally:
-            fp.close()
         run('exec(%r)' % script, options.outfile, options.sort)
     else:
         parser.print_usage()