mirror of
https://github.com/freqtrade/freqtrade.git
synced 2024-11-16 05:03:55 +00:00
41 lines
1.2 KiB
Python
41 lines
1.2 KiB
Python
from collections.abc import Callable
|
|
|
|
from cachetools import TTLCache, cached
|
|
|
|
|
|
class LoggingMixin:
|
|
"""
|
|
Logging Mixin
|
|
Shows similar messages only once every `refresh_period`.
|
|
"""
|
|
|
|
# Disable output completely
|
|
show_output = True
|
|
|
|
def __init__(self, logger, refresh_period: int = 3600):
|
|
"""
|
|
:param refresh_period: in seconds - Show identical messages in this intervals
|
|
"""
|
|
self.logger = logger
|
|
self.refresh_period = refresh_period
|
|
self._log_cache: TTLCache = TTLCache(maxsize=1024, ttl=self.refresh_period)
|
|
|
|
def log_once(self, message: str, logmethod: Callable) -> None:
|
|
"""
|
|
Logs message - not more often than "refresh_period" to avoid log spamming
|
|
Logs the log-message as debug as well to simplify debugging.
|
|
:param message: String containing the message to be sent to the function.
|
|
:param logmethod: Function that'll be called. Most likely `logger.info`.
|
|
:return: None.
|
|
"""
|
|
|
|
@cached(cache=self._log_cache)
|
|
def _log_once(message: str):
|
|
logmethod(message)
|
|
|
|
# Log as debug first
|
|
self.logger.debug(message)
|
|
# Call hidden function.
|
|
if self.show_output:
|
|
_log_once(message)
|