remove unused imports

misc.py

@@ -1,7 +1,6 @@
 #!/usr/bin/env python
 
-import time, random, sys, os, string
+import time, random, string
-import rocksock
 
 """ return formatted timestamp """
 def timestamp():

ppf.py

@@ -1,6 +1,5 @@
 #!/usr/bin/env python
 
-import sys
 import requests
 import random, time
 import re