Removed NoneType, because it's not supported by Python 3.9.

pyEDAA/Reports/OSVVM/AlertLog.py

@@ -33,7 +33,6 @@
 from enum     import Enum, auto
 from pathlib  import Path
 from time     import perf_counter_ns
-from types    import NoneType
 from typing   import Optional as Nullable, Dict, Iterator, Iterable
 
 from ruamel.yaml           import YAML, CommentedSeq, CommentedMap
@@ -271,7 +270,7 @@ def _ParseSequenceFromYAML(node: CommentedMap, fieldName: str) -> Nullable[Comme
 			newEx.add_note(f"Available fields: {', '.join(key for key in node)}")
 			raise newEx from ex
 
-		if isinstance(value, NoneType):
+		if value is None:
 			return ()
 		elif not isinstance(value, CommentedSeq):
 			ex = AlertLogException(f"Field '{fieldName}' is not a sequence.")  # TODO: from TypeError??
@@ -289,7 +288,7 @@ def _ParseMapFromYAML(node: CommentedMap, fieldName: str) -> Nullable[CommentedM
 			newEx.add_note(f"Available fields: {', '.join(key for key in node)}")
 			raise newEx from ex
 
-		if isinstance(value, NoneType):
+		if value is None:
 			return {}
 		elif not isinstance(value, CommentedMap):
 			ex = AlertLogException(f"Field '{fieldName}' is not a list.")  # TODO: from TypeError??

pyEDAA/Reports/Unittesting/OSVVM.py

@@ -32,7 +32,6 @@
 from datetime              import timedelta, datetime
 from pathlib               import Path
 from time                  import perf_counter_ns
-from types                 import NoneType
 from typing                import Optional as Nullable
 
 from ruamel.yaml           import YAML, CommentedMap, CommentedSeq
@@ -126,7 +125,7 @@ def _ParseSequenceFromYAML(node: CommentedMap, fieldName: str) -> Nullable[Comme
 			newEx.add_note(f"Available fields: {', '.join(key for key in node)}")
 			raise newEx from ex
 
-		if isinstance(value, NoneType):
+		if value is None:
 			return ()
 		elif not isinstance(value, CommentedSeq):
 			line = node._yaml_line_col.data[fieldName][0] + 1
@@ -145,7 +144,7 @@ def _ParseMapFromYAML(node: CommentedMap, fieldName: str) -> Nullable[CommentedM
 			newEx.add_note(f"Available fields: {', '.join(key for key in node)}")
 			raise newEx from ex
 
-		if isinstance(value, NoneType):
+		if value is None:
 			return {}
 		elif not isinstance(value, CommentedMap):
 			line = node._yaml_line_col.data[fieldName][0] + 1