Revert "Update py_json files to be compatible with pip standards"

This reverts commit 0be47c82de.

py-json/test_utility.py

@@ -1,4 +1,3 @@
-#!/usr/bin/env python3
 
 """
 Candela Technologies Inc.
@@ -10,10 +9,19 @@ Date :
 """
 
 import sys
+from pprint import pprint
+from uuid import uuid1
 
 if 'py-json' not in sys.path:
     sys.path.append('../py-json')
+from LANforge import LFUtils
+from LANforge import lfcli_base
 from LANforge.lfcli_base import LFCliBase
+from LANforge.LFUtils import *
+import realm
+from realm import PortUtils
+import argparse
+import datetime
 import time
 import matplotlib.pyplot as plt
 import threading