We have no pypytools packaged yet.

--- cheroot-11.0.0/requirements/tests.in.orig
+++ cheroot-11.0.0/requirements/tests.in
@@ -21,11 +21,6 @@
 
 pyopenssl
 
-# The pypytools library provides a cross-implementation context
-# manager for disabling garbage collection in specific blocks
-# of the control flow:
-pypytools
-
 pytest-clarity
 pytest-cov
 pytest-mock >= 1.11.0
--- cheroot-11.0.0/cheroot/test/test_server.py.orig
+++ cheroot-11.0.0/cheroot/test/test_server.py
@@ -14,7 +14,6 @@
 import pytest
 
 import requests
-from pypytools.gc.custom import DefaultGc
 
 from .._compat import IS_LINUX, IS_MACOS, IS_WINDOWS, SYS_PLATFORM, bton, ntob
 from ..server import IS_UID_GID_RESOLVABLE, Gateway, HTTPServer
@@ -351,6 +350,7 @@
     indirect=('resource_limit',),
 )
 @pytest.mark.usefixtures('many_open_sockets')
+@pytest.mark.skip(reason="missing pypytools")
 def test_high_number_of_file_descriptors(native_server_client, resource_limit):
     """Test the server does not crash with a high file-descriptor value.