Fix unpickle script help.

diff --git a/scripts/unpickle.py b/scripts/unpickle.py
index d2db44df2b9cf577fd68c0145e3bc3436b52152a..50d8480aac948143f78c091bb5198d2a04ec4773 100755 (executable)
--- a/scripts/unpickle.py
+++ b/scripts/unpickle.py
@@ -245,7 +245,7 @@ class Counter(Unpickler):
 
 def main():
     optparser = optparse.OptionParser(
-        usage="\n\tapitrace pickle trace. %prog [options]")
+        usage="\n\tapitrace pickle <trace> | %prog [options]")
     optparser.add_option(
         '-p', '--profile',
         action="store_true", dest="profile", default=False,