Remove Python 2 support for utils/json.py (AcademySoftwareFoundation#…

…1673)

* Delete rez/utils/json.py

---------

Signed-off-by: Bryce Gattis <brycegattis@yahoo.com>

src/rez/config.py

@@ -112,7 +112,7 @@ def _validate(self, data):
                         pre_formatted=True,
                         filename=varname,
                     )
-                from rez.utils import json
+                import json
 
                 try:
                     return json.loads(value)

src/rez/package_cache.py

@@ -2,6 +2,7 @@
 # Copyright Contributors to the Rez Project
 
 
+import json
 import os
 import os.path
 import errno
@@ -21,7 +22,6 @@
 from rez.config import config
 from rez.exceptions import PackageCacheError
 from rez.vendor.lockfile import LockFile, NotLocked
-from rez.utils import json
 from rez.utils.filesystem import safe_listdir, safe_makedirs, safe_remove, \
     forceful_rmtree
 from rez.utils.colorize import ColorizedStreamHandler

src/rez/resolved_context.py

@@ -36,14 +36,14 @@
 from rez.version import VersionRange
 from rez.version import Requirement
 from rez.vendor import yaml
-from rez.utils import json
 from rez.utils.yaml import dump_yaml
 from rez.utils.platform_ import platform_
 
 from contextlib import contextmanager
 from functools import wraps
 from enum import Enum
 import getpass
+import json
 import socket
 import threading
 import time

src/rez/utils/amqp.py

@@ -3,14 +3,14 @@
 
 
 import atexit
+import json
 import socket
 import time
 import threading
 import logging
 import urllib.parse
 import queue
 
-from rez.utils import json
 from rez.utils.logging_ import print_error
 from rez.vendor.pika.adapters.blocking_connection import BlockingConnection
 from rez.vendor.pika.connection import ConnectionParameters