Closes #13258: Use callable() built-in in the standard library.

1 files changed, 1 insertions, 2 deletions

diff --git a/Lib/test/test_nntplib.py b/Lib/test/test_nntplib.py
index a387f61f1e..786b5f093b 100644
--- a/Lib/test/test_nntplib.py
+++ b/Lib/test/test_nntplib.py
@@ -4,7 +4,6 @@ import textwrap
 import unittest
 import functools
 import contextlib
-import collections
 from test import support
 from nntplib import NNTP, GroupInfo, _have_ssl
 import nntplib
@@ -246,7 +245,7 @@ class NetworkedNNTPTestsMixin:
             if not name.startswith('test_'):
                 continue
             meth = getattr(cls, name)
-            if not isinstance(meth, collections.Callable):
+            if not callable(meth):
                 continue
             # Need to use a closure so that meth remains bound to its current
             # value