Renderers: Fix python deprecation warnings

volatility/framework/interfaces/renderers.py

@@ -9,9 +9,9 @@ renderer interface which can interact with a TreeGrid to produce
 suitable output.
 """
 
-import collections
 import datetime
 from abc import abstractmethod, ABCMeta
+from collections import abc
 from typing import Any, Callable, ClassVar, Generator, Iterable, List, NamedTuple, Optional, TypeVar, Type, Tuple, Union
 
 Column = NamedTuple('Column', [('name', str), ('type', Any)])
@@ -46,7 +46,7 @@ class ColumnSortKey(metaclass = ABCMeta):
         function."""
 
 
-class TreeNode(collections.Sequence, metaclass = ABCMeta):
+class TreeNode(abc.Sequence, metaclass = ABCMeta):
 
     def __init__(self, path, treegrid, parent, values):
         """Initializes the TreeNode."""

volatility/framework/renderers/__init__.py

@@ -9,6 +9,7 @@ or file or graphical output
 import collections
 import datetime
 import logging
+from collections import abc
 from typing import Any, Callable, Iterable, List, Optional, Tuple, TypeVar, Union
 
 from volatility.framework import interfaces
@@ -70,7 +71,7 @@ class TreeNode(interfaces.renderers.TreeNode):
     def _validate_values(self, values: List[interfaces.renderers.BaseTypes]) -> None:
         """A function for raising exceptions if a given set of values is
         invalid according to the column properties."""
-        if not (isinstance(values, collections.Sequence) and len(values) == len(self._treegrid.columns)):
+        if not (isinstance(values, abc.Sequence) and len(values) == len(self._treegrid.columns)):
             raise TypeError(
                 "Values must be a list of objects made up of simple types and number the same as the columns")
         for index in range(len(self._treegrid.columns)):