SNOW-76497: Substituted collections for collections.abc for deprecated cases in Python 3.6

Author: sfc-gh-stakeda

network.py

@@ -3,7 +3,7 @@
 #
 # Copyright (c) 2012-2019 Snowflake Computing Inc. All right reserved.
 #
-import collections
+import collections.abc
 import contextlib
 import gzip
 import itertools
@@ -184,7 +184,7 @@ def __call__(self, r):
         return r
 
 
-class ResultIterWithTimings(collections.Iterator):
+class ResultIterWithTimings(collections.abc.Iterator):
     DOWNLOAD = u"download"
     PARSE = u"parse"
 

ssl_wrap_util.py

@@ -21,7 +21,8 @@
 import socket
 import sys
 import time
-from collections import namedtuple, Mapping
+from collections import namedtuple
+from collections.abc import Mapping
 
 try:
     monotonic = time.monotonic