add doc string for access manager module

Author: d-w-moore

irods/access.py

@@ -303,13 +303,14 @@ class _iRODSAccess_pre_4_3_0(_iRODSAccess_base):
 
         def __init__(self, *args, **kwargs):
             warnings.warn(
-                "_iRODSAccess_pre_4_3_0 is deprecated and will be removed in a future version. Use iRODSAccess instead.",
+                "_iRODSAccess_pre_4_3_0 is deprecated and will be removed in "
+                "a future version. Use iRODSAccess instead.",
                 DeprecationWarning,
                 stacklevel=2,
             )
             super().__init__(*args, **kwargs)
 
-# ruff: noqa: RUF012 N801 off
+# ruff: noqa: RUF012 N801 SLF001 off
 
 _deprecated_names = {'_iRODSAccess_pre_4_3_0': _deprecated._iRODSAccess_pre_4_3_0}
 

irods/manager/access_manager.py

@@ -1,3 +1,7 @@
+"""
+The access manager is a collection of methods useful for managing iRODS ACLs.
+"""
+
 import logging
 from os.path import basename, dirname