"AttributeError: module 'py' has no attribute 'io'" reported in multiple tests

title = 'Timeout'
stream = <_io.TextIOWrapper name='<stderr>' mode='w' encoding='utf-8'>
sep = '+'def write_title(title, stream=None, sep="~"):
"""Write a section title.If stream is None sys.stderr will be used, sep is used to
draw the line.
"""
if stream is None:
stream = sys.stderr
> width = py.io.get_terminal_width()
E AttributeError: module 'py' has no attribute 'io

is reported in multiple tests as noted below.

possibly a class loader issue associated with CASSANDRA-18150

4.1
https://ci-cassandra.apache.org/job/Cassandra-4.1/256/testReport/dtest-offheap.repair_tests.incremental_repair_test/TestIncRepair/test_multiple_full_repairs_lcs

3.11
https://ci-cassandra.apache.org/job/Cassandra-3.11/424/testReport/dtest.bootstrap_test/TestBootstrap/test_simultaneous_bootstrap/

3.0
https://ci-cassandra.apache.org/job/Cassandra-3.0/328/testReport/dtest-upgrade.upgrade_tests.upgrade_supercolumns_test/TestSCUpgrade/test_upgrade_super_columns_through_all_versions/