monotonic
| Use Case | Command | Description |
|---|---|---|
| Get monotonic timestamp | monotonic.monotonic() | Returns the current value of a monotonic clock in fractional seconds, guaranteed not to go backwards. |
| Measure elapsed time | t0 = monotonic.monotonic(); ...; elapsed = monotonic.monotonic() - t0 | Use monotonic clock for precise timing intervals. |
| Import as time.monotonic (Python 3.3+) | from monotonic import monotonic as time_monotonic | On Python 3.3+, monotonic is an alias for time.monotonic. |
monotonic
~~~~~~~~~
This module provides a monotonic() function which returns the value (in fractional seconds) of a clock which never goes backwards.
On Python 3.3 or newer, monotonic will be an alias of time.monotonic from the standard library. On older versions, it will fall back to an equivalent implementation:
| Linux, BSD | clock_gettime(3) |
| Windows | GetTickCount or GetTickCount64 |
| OS X | mach_absolute_time |
If no suitable implementation exists for the current platform, attempting to import this module (or to import from it) will cause a RuntimeError exception to be raised.
Copyright 2014, 2015, 2016 Ori Livneh <ori AT wikimedia.org>
Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.
monotonic() -> float
Monotonic clock, cannot go backward.
__all__ = ('monotonic',)
/usr/lib/python3/dist-packages/monotonic.py
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