Merge pull request #60877 from CaoShuFeng/import_pyton

Automatic merge from submit-queue (batch tested with PRs 60574, 60666, 60831, 60877, 60357). If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>.

remove some not used imports from python codes

remove some not used imports from python codes
/assign @sttts 

**Release note**:

```release-note
NONE
```
This commit is contained in:
Kubernetes Submit Queue 2018-03-20 08:34:43 -07:00 committed by GitHub
commit 69401b0852
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3 changed files with 2 additions and 6 deletions

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@ -20,8 +20,6 @@ import argparse
import datetime import datetime
import difflib import difflib
import glob import glob
import json
import mmap
import os import os
import re import re
import sys import sys

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@ -17,10 +17,10 @@
import argparse import argparse
import collections import collections
import csv import csv
import re
import json import json
import os import os
import random import random
import re
import subprocess import subprocess
import sys import sys
import time import time

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@ -16,12 +16,10 @@
from __future__ import print_function from __future__ import print_function
import json import argparse
import mmap
import os import os
import re import re
import sys import sys
import argparse
parser = argparse.ArgumentParser() parser = argparse.ArgumentParser()
parser.add_argument("filenames", help="list of files to check, all files if unspecified", nargs='*') parser.add_argument("filenames", help="list of files to check, all files if unspecified", nargs='*')