module_utils - Fix type hinting issues.

lib/ansible/module_utils/common/parameters.py

@@ -360,7 +360,7 @@ def _return_datastructure_name(obj):
         for element in obj:
             for subelement in _return_datastructure_name(element):
                 yield subelement
-    elif isinstance(obj, (bool, NoneType)):
+    elif obj is None or isinstance(obj, bool):
         # This must come before int because bools are also ints
         return
     elif isinstance(obj, tuple(list(integer_types) + [float])):

lib/ansible/module_utils/common/yaml.py

@@ -9,8 +9,15 @@ preferring the YAML compiled C extensions to reduce duplicated code.
 from __future__ import (absolute_import, division, print_function)
 __metaclass__ = type
 
+import types
+
 from functools import partial as _partial
 
+try:
+    import typing as t
+except ImportError:
+    t = None  # type: types.ModuleType | None
+
 HAS_LIBYAML = False
 try:
     import yaml as _yaml
@@ -31,9 +38,9 @@ else:
         Parser = _yaml.cyaml.CParser
         HAS_LIBYAML = True
     except AttributeError:
-        SafeLoader = _yaml.SafeLoader
-        SafeDumper = _yaml.SafeDumper
-        Parser = _yaml.parser.Parser
+        SafeLoader = _yaml.SafeLoader  # type: t.Type[_yaml.CSafeLoader] | t.Type[_yaml.SafeLoader]
+        SafeDumper = _yaml.SafeDumper  # type: t.Type[_yaml.CSafeDumper] | t.Type[_yaml.SafeDumper]
+        Parser = _yaml.parser.Parser  # type: t.Type[_yaml.cyaml.CParser] | t.Type[_yaml.parser.Parser]
 
     yaml_load = _partial(_yaml.load, Loader=SafeLoader)
     yaml_load_all = _partial(_yaml.load_all, Loader=SafeLoader)

lib/ansible/module_utils/compat/importlib.py

@@ -13,6 +13,6 @@ except ImportError:
     # importlib.import_module returns the tail
     # whereas __import__ returns the head
     # compat to work like importlib.import_module
-    def import_module(name):
+    def import_module(name):  # type: ignore[misc]
         __import__(name)
         return sys.modules[name]

lib/ansible/module_utils/compat/selectors.py

@@ -37,6 +37,7 @@ _BUNDLED_METADATA = {"pypi_name": "selectors2", "version": "1.1.1", "version_con
 
 import os.path
 import sys
+import types
 
 try:
     # Python 3.4+
@@ -46,7 +47,7 @@ except ImportError:
         # backport package installed in the system
         import selectors2 as _system_selectors
     except ImportError:
-        _system_selectors = None
+        _system_selectors = None  # type: types.ModuleType | None
 
 if _system_selectors:
     selectors = _system_selectors

lib/ansible/module_utils/facts/default_collectors.py

@@ -28,6 +28,14 @@
 from __future__ import (absolute_import, division, print_function)
 __metaclass__ = type
 
+import types
+
+try:
+    import typing as t
+except ImportError:
+    t = None  # type: types.ModuleType | None
+
+from ansible.module_utils.facts.collector import BaseFactCollector
 
 from ansible.module_utils.facts.other.facter import FacterFactCollector
 from ansible.module_utils.facts.other.ohai import OhaiFactCollector
@@ -93,7 +101,7 @@ _base = [
     PlatformFactCollector,
     DistributionFactCollector,
     LSBFactCollector
-]
+]  # type: t.List[t.Type[BaseFactCollector]]
 
 # These restrict what is possible in others
 _restrictive = [
@@ -101,7 +109,7 @@ _restrictive = [
     ApparmorFactCollector,
     ChrootFactCollector,
     FipsFactCollector
-]
+]  # type: t.List[t.Type[BaseFactCollector]]
 
 # general info, not required but probably useful for other facts
 _general = [
@@ -115,7 +123,7 @@ _general = [
     EnvFactCollector,
     SshPubKeyFactCollector,
     UserFactCollector
-]
+]  # type: t.List[t.Type[BaseFactCollector]]
 
 # virtual, this might also limit hardware/networking
 _virtual = [
@@ -127,7 +135,7 @@ _virtual = [
     NetBSDVirtualCollector,
     SunOSVirtualCollector,
     HPUXVirtualCollector
-]
+]  # type: t.List[t.Type[BaseFactCollector]]
 
 _hardware = [
     HardwareCollector,
@@ -141,7 +149,7 @@ _hardware = [
     NetBSDHardwareCollector,
     OpenBSDHardwareCollector,
     SunOSHardwareCollector
-]
+]  # type: t.List[t.Type[BaseFactCollector]]
 
 _network = [
     DnsFactCollector,
@@ -159,14 +167,14 @@ _network = [
     NetBSDNetworkCollector,
     OpenBSDNetworkCollector,
     SunOSNetworkCollector
-]
+]  # type: t.List[t.Type[BaseFactCollector]]
 
 # other fact sources
 _extra_facts = [
     LocalFactCollector,
     FacterFactCollector,
     OhaiFactCollector
-]
+]  # type: t.List[t.Type[BaseFactCollector]]
 
 # TODO: make config driven
 collectors = _base + _restrictive + _general + _virtual + _hardware + _network + _extra_facts

lib/ansible/module_utils/facts/packages.py

@@ -16,7 +16,7 @@ def get_all_pkg_managers():
     return {obj.__name__.lower(): obj for obj in get_all_subclasses(PkgMgr) if obj not in (CLIMgr, LibMgr)}
 
 
-class PkgMgr(with_metaclass(ABCMeta, object)):
+class PkgMgr(with_metaclass(ABCMeta, object)):  # type: ignore[misc]
 
     @abstractmethod
     def is_available(self):

lib/ansible/module_utils/pycompat24.py

@@ -58,7 +58,7 @@ except ImportError:
     from compiler import ast, parse
     from ansible.module_utils.six import binary_type, integer_types, string_types, text_type
 
-    def literal_eval(node_or_string):
+    def literal_eval(node_or_string):  # type: ignore[misc]
         """
         Safely evaluate an expression node or a string containing a Python
         expression.  The string or node provided may only consist of the  following

lib/ansible/module_utils/urls.py

@@ -52,6 +52,7 @@ import socket
 import sys
 import tempfile
 import traceback
+import types
 
 from contextlib import contextmanager
 
@@ -167,7 +168,7 @@ try:
     from ssl import match_hostname, CertificateError
 except ImportError:
     try:
-        from backports.ssl_match_hostname import match_hostname, CertificateError
+        from backports.ssl_match_hostname import match_hostname, CertificateError  # type: ignore[misc]
     except ImportError:
         HAS_MATCH_HOSTNAME = False
 
@@ -268,7 +269,7 @@ try:
 
 except ImportError:
     GSSAPI_IMP_ERR = traceback.format_exc()
-    HTTPGSSAPIAuthHandler = None
+    HTTPGSSAPIAuthHandler = None  # type: types.ModuleType | None
 
 if not HAS_MATCH_HOSTNAME:
     # The following block of code is under the terms and conditions of the
@@ -279,7 +280,7 @@ if not HAS_MATCH_HOSTNAME:
     try:
         # Divergence: Python-3.7+'s _ssl has this exception type but older Pythons do not
         from _ssl import SSLCertVerificationError
-        CertificateError = SSLCertVerificationError
+        CertificateError = SSLCertVerificationError  # type: ignore[misc]
     except ImportError:
         class CertificateError(ValueError):
             pass
@@ -390,7 +391,7 @@ if not HAS_MATCH_HOSTNAME:
         ip = _inet_paton(ipname.rstrip())
         return ip == host_ip
 
-    def match_hostname(cert, hostname):
+    def match_hostname(cert, hostname):  # type: ignore[misc]
         """Verify that *cert* (in decoded format as returned by
         SSLSocket.getpeercert()) matches the *hostname*.  RFC 2818 and RFC 6125
         rules are followed.

lib/ansible/module_utils/yumdnf.py

@@ -59,7 +59,7 @@ yumdnf_argument_spec = dict(
 )
 
 
-class YumDnf(with_metaclass(ABCMeta, object)):
+class YumDnf(with_metaclass(ABCMeta, object)):  # type: ignore[misc]
     """
     Abstract class that handles the population of instance variables that should
     be identical between both YUM and DNF modules because of the feature parity