| # Copyright 2020 The Chromium OS Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| """Functions for formatting things in a human-readable format.""" |
| |
| import datetime |
| import sys |
| |
| |
| assert sys.version_info >= (3, 6), 'This module requires Python 3.6+' |
| |
| |
| def timedelta(delta): |
| """Returns a more human-readable version of the datetime.timedelta. |
| |
| Useful when printing durations >= 1 second in logs. |
| |
| Args: |
| delta: A datetime.timedelta. |
| |
| Returns: |
| Formatted string of the delta like '1d2h3m4.000s'. |
| """ |
| if not isinstance(delta, datetime.timedelta): |
| raise TypeError('delta must be of type datetime.timedelta') |
| formated_delta = '' |
| if delta.days: |
| formated_delta = '%dd' % delta.days |
| minutes, seconds = divmod(delta.seconds, 60) |
| hours, minutes = divmod(minutes, 60) |
| if hours > 0: |
| formated_delta += '%dh' % hours |
| if minutes > 0: |
| formated_delta += '%dm' % minutes |
| formated_delta += '%i.%03is' % (seconds, delta.microseconds // 1000) |
| return formated_delta |
