debug

Author: nedbat

igor.py

@@ -228,6 +228,8 @@ def run_tests_with_coverage(core, *runner_args):
 
         # Remove the reference to metacov.ini.
         del os.environ["COVERAGE_PROCESS_START"]
+        os.environ["COVERAGE_DEBUG"] = "sys,config,trace"
+        os.environ["COVERAGE_DEBUG_FILE"] = "/tmp/foo.out"
 
         import coverage  # pylint: disable=reimported