| # Copyright 2018 The Chromium Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| import datetime |
| import logging |
| |
| from core import gsutil |
| |
| |
| def VerboseLevel(count): |
| if count == 0: |
| return logging.WARNING |
| elif count == 1: |
| return logging.INFO |
| else: |
| return logging.DEBUG |
| |
| |
| def ConfigureLogging(verbose_count): |
| logging.basicConfig(level=VerboseLevel(verbose_count)) |
| |
| |
| def OpenWrite(filepath): |
| """Open file for writing, optionally supporting cloud storage paths.""" |
| if filepath.startswith('gs://'): |
| return gsutil.OpenWrite(filepath) |
| else: |
| return open(filepath, 'w') |
| |
| |
| def DaysAgoToTimestamp(num_days): |
| """Return an ISO formatted timestamp for a number of days ago.""" |
| timestamp = datetime.datetime.utcnow() - datetime.timedelta(days=num_days) |
| return timestamp.isoformat() |
