Refactor logging to be a package, instead of a module
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commit
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@ -1,48 +1,11 @@
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import logging
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import sys
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from logging import Formatter, Handler
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from logging.handlers import BufferingHandler, RotatingFileHandler, SysLogHandler
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from logging import Formatter
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from logging.handlers import RotatingFileHandler, SysLogHandler
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from freqtrade.constants import Config
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from freqtrade.exceptions import OperationalException
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class FTStdErrStreamHandler(Handler):
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def flush(self):
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"""
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Override Flush behaviour - we keep half of the configured capacity
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otherwise, we have moments with "empty" logs.
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"""
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self.acquire()
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try:
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sys.stderr.flush()
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finally:
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self.release()
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def emit(self, record):
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try:
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msg = self.format(record)
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# Don't keep a reference to stderr - this can be problematic with progressbars.
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sys.stderr.write(msg + '\n')
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self.flush()
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except RecursionError:
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raise
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except Exception:
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self.handleError(record)
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class FTBufferingHandler(BufferingHandler):
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def flush(self):
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"""
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Override Flush behaviour - we keep half of the configured capacity
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otherwise, we have moments with "empty" logs.
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"""
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self.acquire()
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try:
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# Keep half of the records in buffer.
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self.buffer = self.buffer[-int(self.capacity / 2):]
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finally:
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self.release()
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from freqtrade.loggers.buffering_handler import FTBufferingHandler
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from freqtrade.loggers.std_err_stream_handler import FTStdErrStreamHandler
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logger = logging.getLogger(__name__)
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15
freqtrade/loggers/buffering_handler.py
Normal file
15
freqtrade/loggers/buffering_handler.py
Normal file
@ -0,0 +1,15 @@
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from logging.handlers import BufferingHandler
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class FTBufferingHandler(BufferingHandler):
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def flush(self):
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"""
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Override Flush behaviour - we keep half of the configured capacity
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otherwise, we have moments with "empty" logs.
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"""
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self.acquire()
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try:
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# Keep half of the records in buffer.
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self.buffer = self.buffer[-int(self.capacity / 2):]
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finally:
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self.release()
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26
freqtrade/loggers/std_err_stream_handler.py
Normal file
26
freqtrade/loggers/std_err_stream_handler.py
Normal file
@ -0,0 +1,26 @@
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import sys
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from logging import Handler
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class FTStdErrStreamHandler(Handler):
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def flush(self):
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"""
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Override Flush behaviour - we keep half of the configured capacity
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otherwise, we have moments with "empty" logs.
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"""
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self.acquire()
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try:
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sys.stderr.flush()
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finally:
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self.release()
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def emit(self, record):
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try:
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msg = self.format(record)
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# Don't keep a reference to stderr - this can be problematic with progressbars.
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sys.stderr.write(msg + '\n')
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self.flush()
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except RecursionError:
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raise
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except Exception:
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self.handleError(record)
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