SasviewLogger.py @ 60a4e71

Last change on this file since 60a4e71 was e4335ae, checked in by Piotr Rozyczko <piotr.rozyczko@…>, 6 years ago

SASVIEW-957 logging changes (#158)

rework XStream to continue to write to stdout/stderr alongside redirection; make logging level setting consistent; make log configuration more consistent

rm XStream; QT signal in QtHandler? logging handler; only logs in Log Explorer (no stdout/stderr)

File size: 801 bytes

Line
1	import os
2	import sys
3	import logging
4
5	from PyQt5.QtCore import *
6
7
8	class QtHandler(QObject, logging.Handler):
9	"""
10	Version of logging handler "emitting" the message to custom stdout()
11	"""
12	messageWritten = pyqtSignal(str)
13
14	def __init__(self):
15	QObject.__init__(self)
16	logging.Handler.__init__(self)
17
18	def emit(self, record):
19	record = self.format(record)
20	if record:
21	self.messageWritten.emit('%s\n'%record)
22
23
24	def setup_qt_logging():
25	# Define the default logger
26	logger = logging.getLogger()
27
28	# Add the qt-signal logger
29	handler = QtHandler()
30	handler.setFormatter(logging.Formatter(
31	fmt="%(asctime)s - %(levelname)s: %(message)s",
32	datefmt="%H:%M:%S"
33	))
34	logger.addHandler(handler)
35
36	return handler

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