@@ -48,11 +48,13 @@ def dash_R(ns, test_name, test_func):
4848else :
4949zdc = zipimport ._zip_directory_cache .copy ()
5050abcs = {}
51- for abc in [getattr (collections .abc ,a )for a in collections .abc .__all__ ]:
52- if not isabstract (abc ):
53- continue
54- for obj in abc .__subclasses__ ()+ [abc ]:
55- abcs [obj ]= _get_dump (obj )[0 ]
51+ # catch and ignore collections.abc.ByteString deprecation
52+ with warnings .catch_warnings (action = 'ignore' ,category = DeprecationWarning ):
53+ for abc in [getattr (collections .abc ,a )for a in collections .abc .__all__ ]:
54+ if not isabstract (abc ):
55+ continue
56+ for obj in abc .__subclasses__ ()+ [abc ]:
57+ abcs [obj ]= _get_dump (obj )[0 ]
5658
5759# bpo-31217: Integer pool to get a single integer object for the same
5860# value. The pool is used to prevent false alarm when checking for memory
@@ -173,7 +175,9 @@ def dash_R_cleanup(fs, ps, pic, zdc, abcs):
173175zipimport ._zip_directory_cache .update (zdc )
174176
175177# Clear ABC registries, restoring previously saved ABC registries.
176- abs_classes = [getattr (collections .abc ,a )for a in collections .abc .__all__ ]
178+ # ignore deprecation warning for collections.abc.ByteString
179+ with warnings .catch_warnings (action = 'ignore' ,category = DeprecationWarning ):
180+ abs_classes = [getattr (collections .abc ,a )for a in collections .abc .__all__ ]
177181abs_classes = filter (isabstract ,abs_classes )
178182for abc in abs_classes :
179183for obj in abc .__subclasses__ ()+ [abc ]: