diff options
| -rw-r--r-- | pyramid/scripts/pserve.py | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/pyramid/scripts/pserve.py b/pyramid/scripts/pserve.py index 03cbc23ab..ea125a0dd 100644 --- a/pyramid/scripts/pserve.py +++ b/pyramid/scripts/pserve.py @@ -811,7 +811,7 @@ class Monitor(object): # pragma: no cover print( "Error calling reloader callback %r:" % file_callback) traceback.print_exc() - for module in sys.modules.values(): + for module in list(sys.modules.values()): try: filename = module.__file__ except (AttributeError, ImportError): |