source: sasview/src/sas/logger_config.py @ cee5c78

ESS_GUIESS_GUI_DocsESS_GUI_Pr_fixesESS_GUI_iss879ESS_GUI_iss959ESS_GUI_project_save
Last change on this file since cee5c78 was cee5c78, checked in by Piotr Rozyczko <rozyczko@…>, 12 months ago

Converted more syntax not covered by 2to3

  • Property mode set to 100644
File size: 2.5 KB
Line 
1from __future__ import print_function
2
3import logging
4import logging.config
5import os
6import os.path
7
8import pkg_resources
9
10
11'''
12Module that manages the global logging
13'''
14
15
16class SetupLogger(object):
17    '''
18    Called at the beginning of run.py or sasview.py
19    '''
20
21    def __init__(self, logger_name):
22        self._find_config_file()
23        self.name = logger_name
24
25    def config_production(self):
26        logger = logging.getLogger(self.name)
27        if not logger.root.handlers:
28            self._read_config_file()
29            logging.captureWarnings(True)
30            logger = logging.getLogger(self.name)
31        return logger
32
33    def config_development(self):
34        '''
35        '''
36        self._read_config_file()
37        logger = logging.getLogger(self.name)
38        self._update_all_logs_to_debug(logger)
39        logging.captureWarnings(True)
40        return logger
41
42    def _read_config_file(self):
43        if self.config_file is not None:
44            logging.config.fileConfig(self.config_file)
45
46    def _update_all_logs_to_debug(self, logger):
47        '''
48        This updates all loggers and respective handlers to DEBUG
49        '''
50        for handler in logger.handlers or logger.parent.handlers:
51            #handler.setLevel(logging.DEBUG)
52            handler.setLevel(logging.WARNING)
53        for name, _ in logging.Logger.manager.loggerDict.items():
54            #logging.getLogger(name).setLevel(logging.DEBUG)
55            logging.getLogger(name).setLevel(logging.WARNING)
56
57    def _find_config_file(self, filename="logging.ini"):
58        '''
59        The config file is in:
60        Debug ./sasview/
61        Packaging: sas/sasview/
62        Packaging / production does not work well with absolute paths
63        thus the multiple paths below
64        '''
65        places_to_look_for_conf_file = [
66            os.path.join(os.path.abspath(os.path.dirname(__file__)), filename),
67            filename,
68            os.path.join("sas", "sasview", filename),
69            os.path.join(os.getcwd(), "sas", "sasview", filename),
70        ]
71
72        # To avoid the exception in OSx
73        # NotImplementedError: resource_filename() only supported for .egg, not .zip
74        try:
75            places_to_look_for_conf_file.append(
76                pkg_resources.resource_filename(__name__, filename))
77        except NotImplementedError:
78            pass
79
80        for filepath in places_to_look_for_conf_file:
81            if os.path.exists(filepath):
82                self.config_file = filepath
83                return
84        print("ERROR: Logging.ini not found...")
85        self.config_file = None
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