scripts: Remove unused python imports

Reported-by: LGTM code review
Signed-off-by: NPhilippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20181108143422.15955-1-philmd@redhat.com>
Signed-off-by: NEduardo Habkost <ehabkost@redhat.com>

scripts/analyse-locks-simpletrace.py

@@ -7,7 +7,6 @@
 #
 
 from __future__ import print_function
-import os
 import simpletrace
 import argparse
 import numpy as np

scripts/analyze-migration.py

@@ -23,7 +23,6 @@ import json
 import os
 import argparse
 import collections
-import pprint
 
 def mkdir_p(path):
     try:

scripts/device-crash-test

@@ -26,7 +26,6 @@ check for crashes and unexpected errors.
 from __future__ import print_function
 
 import sys
-import os
 import glob
 import logging
 import traceback

scripts/simpletrace.py

@@ -11,7 +11,6 @@
 
 from __future__ import print_function
 import struct
-import re
 import inspect
 from tracetool import read_events, Event
 from tracetool.backend.simple import is_string

scripts/tracetool.py

@@ -15,8 +15,6 @@ __email__      = "stefanha@linux.vnet.ibm.com"
 
 import sys
 import getopt
-import os.path
-import re
 
 from tracetool import error_write, out
 import tracetool.backend

scripts/tracetool/format/simpletrace_stap.py

@@ -14,7 +14,7 @@ __email__      = "stefanha@redhat.com"
 
 
 from tracetool import out
-from tracetool.backend.dtrace import binary, probeprefix
+from tracetool.backend.dtrace import probeprefix
 from tracetool.backend.simple import is_string
 from tracetool.format.stap import stap_escape