flake8 upyun tests --ignore=E402,E226
upyun/rest.py:148:80: E501 line too long (85 > 79 characters)
upyun/rest.py:230:80: E501 line too long (89 > 79 characters)
upyun/rest.py:235:80: E501 line too long (96 > 79 characters)
upyun/rest.py:262:80: E501 line too long (81 > 79 characters
Now, CI failed due to E501 line too long
From: https://travis-ci.org/upyun/python-sdk/jobs/330186541
So, why don't we fix it by ignoring E501