| # | |
| # Copyright (c) 2024, Daily | |
| # | |
| # SPDX-License-Identifier: BSD 2-Clause License | |
| # | |
| from threading import Lock | |
| _COUNTS = {} | |
| _COUNTS_MUTEX = Lock() | |
| _ID = 0 | |
| _ID_MUTEX = Lock() | |
| def obj_id() -> int: | |
| global _ID, _ID_MUTEX | |
| with _ID_MUTEX: | |
| _ID += 1 | |
| return _ID | |
| def obj_count(obj) -> int: | |
| global _COUNTS, COUNTS_MUTEX | |
| name = obj.__class__.__name__ | |
| with _COUNTS_MUTEX: | |
| if name not in _COUNTS: | |
| _COUNTS[name] = 0 | |
| else: | |
| _COUNTS[name] += 1 | |
| return _COUNTS[name] | |
| def exp_smoothing(value: float, prev_value: float, factor: float) -> float: | |
| return prev_value + factor * (value - prev_value) | |