Remove utcnow warnings (#14)

Author: the-glu

tests/test_string_based_date_time.py

@@ -1,4 +1,4 @@
-from datetime import datetime, timedelta
+from datetime import datetime, timedelta, timezone
 
 import arrow
 import pytest
@@ -10,7 +10,7 @@
 
 
 def test_consistency():
-    t = datetime.utcnow()
+    t = datetime.now()
     sbdt = StringBasedDateTime(t)
     with pytest.raises(TypeError):  # can't subtract offset-naive and offset-aware datetimes
         assert abs(sbdt.datetime - t) <= ZERO_SKEW
@@ -75,6 +75,6 @@ def test_non_mutation():
 def test_zulu_default():
     """When a non-string datetime is provided, expect the string representation to use Z as the UTC timezone."""
 
-    assert StringBasedDateTime(datetime.utcnow()).endswith('Z')
+    assert StringBasedDateTime(datetime.now(timezone.utc)).endswith('Z')
     assert StringBasedDateTime(arrow.utcnow().datetime).endswith('Z')
     assert StringBasedDateTime(arrow.utcnow()).endswith('Z')

tests/test_types.py

@@ -1,5 +1,5 @@
 import enum
-from datetime import datetime
+from datetime import datetime, timezone
 from typing import Optional, List
 
 from implicitdict import ImplicitDict, StringBasedDateTime, StringBasedTimeDelta
@@ -87,12 +87,12 @@ class NormalUsageData(ImplicitDict):
 
     bar: int = 0
     """The bar of the data.
-    
+
     Indents should not be included in docstrings."""
 
     baz: Optional[float]
     """If this baz is specified, it provides additional information.
-    
+
     Final docstring newlines should be omitted.
     """
 
@@ -171,12 +171,12 @@ class SpecialTypesData(ImplicitDict):
 
     @staticmethod
     def example_value():
-        return ImplicitDict.parse({"datetime": datetime.utcnow().isoformat(), "timedelta": "12h", "yesno": "Yes", "boolean": "true"}, SpecialTypesData)
+        return ImplicitDict.parse({"datetime": datetime.now(timezone.utc).isoformat(), "timedelta": "12h", "yesno": "Yes", "boolean": "true"}, SpecialTypesData)
 
 
 class NestedDefinitionsData(ImplicitDict):
     special_types: SpecialTypesData
 
     @staticmethod
     def example_value():
-        return ImplicitDict.parse({"special_types": {"datetime": datetime.utcnow().isoformat(), "timedelta": "12h", "yesno": "Yes", "boolean": "true"}}, NestedDefinitionsData)
+        return ImplicitDict.parse({"special_types": {"datetime": datetime.now(timezone.utc).isoformat(), "timedelta": "12h", "yesno": "Yes", "boolean": "true"}}, NestedDefinitionsData)