Ouch.  Remove debug code containing obscenities. :-)
diff --git a/Lib/trace.py b/Lib/trace.py
index 3da9cdd..ade55bd 100644
--- a/Lib/trace.py
+++ b/Lib/trace.py
@@ -295,9 +295,6 @@
     def write_results_file(self, path, lines, lnotab, lines_hit):
         """Return a coverage results file in path."""
 
-        print "path =", `path`
-        if "/arse" in path:
-            import pdb; pdb.set_trace()
         try:
             outfile = open(path, "w")
         except IOError, err: