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-rw-r--r--Lib/warnings.py4
1 files changed, 3 insertions, 1 deletions
diff --git a/Lib/warnings.py b/Lib/warnings.py
index f4331c8ac3..76ad4dac01 100644
--- a/Lib/warnings.py
+++ b/Lib/warnings.py
@@ -519,8 +519,10 @@ except ImportError:
# Module initialization
_processoptions(sys.warnoptions)
if not _warnings_defaults:
- # Several warning categories are ignored by default in Py_DEBUG builds
+ # Several warning categories are ignored by default in regular builds
if not hasattr(sys, 'gettotalrefcount'):
+ filterwarnings("default", category=DeprecationWarning,
+ module="__main__", append=1)
simplefilter("ignore", category=DeprecationWarning, append=1)
simplefilter("ignore", category=PendingDeprecationWarning, append=1)
simplefilter("ignore", category=ImportWarning, append=1)