warnings.catch_warnings() now returns a list or None instead of the custom
WarningsRecorder object. This makes the API simpler to use as no special object
must be learned.
Closes issue 3781.
Review by Benjamin Peterson.
diff --git a/Lib/mimetools.py b/Lib/mimetools.py
index fc5a2a5..71ca8f8 100644
--- a/Lib/mimetools.py
+++ b/Lib/mimetools.py
@@ -5,7 +5,7 @@
import sys
import tempfile
from warnings import filterwarnings, catch_warnings
-with catch_warnings(record=False):
+with catch_warnings():
if sys.py3kwarning:
filterwarnings("ignore", ".*rfc822 has been removed", DeprecationWarning)
import rfc822