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

This reverts commit 0be47c82de.

py-json/l3_cxprofile2.py

@@ -1,9 +1,17 @@
 #!/usr/bin/env python3
+import re
+import time
+import pprint
 from lfdata import LFDataCollection
 from base_profile import BaseProfile
+import os
+import datetime
+import base64
 import csv
 from pprint import pprint
 import time
+import random
+import string
 import datetime