Remove unit test pytz requirement. (#78368)

test/units/module_utils/common/text/converters/test_json_encode_fallback.py

@@ -7,21 +7,34 @@ __metaclass__ = type
 
 import pytest
 
-from datetime import datetime
-
-from pytz import timezone as tz
+from datetime import datetime, timedelta, tzinfo
 
 from ansible.module_utils.common.text.converters import _json_encode_fallback
 
 
+class timezone(tzinfo):
+    """Simple timezone implementation for use until we drop Python 2.7 support."""
+    def __init__(self, offset):
+        self._offset = offset
+
+    def utcoffset(self, dt):
+        return self._offset
+
+    def dst(self, dt):
+        return timedelta(0)
+
+    def tzname(self, dt):
+        return None
+
+
 @pytest.mark.parametrize(
     'test_input,expected',
     [
         (set([1]), [1]),
         (datetime(2019, 5, 14, 13, 39, 38, 569047), '2019-05-14T13:39:38.569047'),
         (datetime(2019, 5, 14, 13, 47, 16, 923866), '2019-05-14T13:47:16.923866'),
-        (datetime(2019, 6, 15, 14, 45, tzinfo=tz('UTC')), '2019-06-15T14:45:00+00:00'),
-        (datetime(2019, 6, 15, 14, 45, tzinfo=tz('Europe/Helsinki')), '2019-06-15T14:45:00+01:40'),
+        (datetime(2019, 6, 15, 14, 45, tzinfo=timezone(timedelta(0))), '2019-06-15T14:45:00+00:00'),
+        (datetime(2019, 6, 15, 14, 45, tzinfo=timezone(timedelta(hours=1, minutes=40))), '2019-06-15T14:45:00+01:40'),
     ]
 )
 def test_json_encode_fallback(test_input, expected):

test/units/parsing/test_ajson.py

@@ -11,8 +11,7 @@ import json
 import pytest
 
 from collections.abc import Mapping
-from datetime import date, datetime
-from pytz import timezone as tz
+from datetime import date, datetime, timezone, timedelta
 
 from ansible.parsing.ajson import AnsibleJSONEncoder, AnsibleJSONDecoder
 from ansible.parsing.yaml.objects import AnsibleVaultEncryptedUnicode
@@ -127,8 +126,8 @@ class TestAnsibleJSONEncoder:
             (datetime(2019, 5, 14, 13, 47, 16, 923866), '2019-05-14T13:47:16.923866'),
             (date(2019, 5, 14), '2019-05-14'),
             (date(2020, 5, 14), '2020-05-14'),
-            (datetime(2019, 6, 15, 14, 45, tzinfo=tz('UTC')), '2019-06-15T14:45:00+00:00'),
-            (datetime(2019, 6, 15, 14, 45, tzinfo=tz('Europe/Helsinki')), '2019-06-15T14:45:00+01:40'),
+            (datetime(2019, 6, 15, 14, 45, tzinfo=timezone.utc), '2019-06-15T14:45:00+00:00'),
+            (datetime(2019, 6, 15, 14, 45, tzinfo=timezone(timedelta(hours=1, minutes=40))), '2019-06-15T14:45:00+01:40'),
         ]
     )
     def test_date_datetime(self, ansible_json_encoder, test_input, expected):

test/units/requirements.txt

@@ -1,6 +1,5 @@
 bcrypt ; python_version >= '3.8'  # controller only
 passlib ; python_version >= '3.8'  # controller only
 pexpect ; python_version >= '3.8'  # controller only
-pytz
 pywinrm ; python_version >= '3.8'  # controller only
 unittest2 ; python_version < '2.7'