1
|
|
|
"""Wrappers to eliminate boilerplate `logging` activities.""" |
2
|
|
|
|
3
|
|
|
import logging |
4
|
|
|
import warnings |
5
|
|
|
from importlib import reload |
6
|
|
|
|
7
|
|
|
from . import filters, state |
8
|
|
|
|
9
|
|
|
__all__ = ['reset', 'init', 'silence'] |
10
|
|
|
|
11
|
|
|
VERBOSITY_TO_LEVEL = { |
12
|
|
|
0: logging.ERROR, |
13
|
|
|
1: logging.WARNING, |
14
|
|
|
2: logging.INFO, |
15
|
|
|
3: logging.DEBUG, |
16
|
|
|
} |
17
|
|
|
|
18
|
|
|
|
19
|
|
|
def reset(): |
20
|
|
|
logging.shutdown() |
21
|
|
|
reload(logging) |
22
|
|
|
|
23
|
|
|
|
24
|
|
|
def init(*, debug=False, verbosity=None, **kwargs): |
25
|
|
|
if 'reset' in kwargs: # pragma: no cover |
26
|
|
|
warnings.warn( |
27
|
|
|
( |
28
|
|
|
"'reset' option will be removed in the next major version." |
29
|
|
|
" Use 'log.reset()' instead." |
30
|
|
|
), |
31
|
|
|
DeprecationWarning, |
32
|
|
|
) |
33
|
|
|
should_reset = kwargs.pop('reset') |
34
|
|
|
if should_reset: |
35
|
|
|
reset() |
36
|
|
|
|
37
|
|
|
custom_format = kwargs.get('format') |
38
|
|
|
if debug: |
39
|
|
|
state.default_level = logging.DEBUG |
40
|
|
|
elif verbosity is not None: |
41
|
|
|
state.default_level = VERBOSITY_TO_LEVEL[verbosity] |
42
|
|
|
|
43
|
|
|
kwargs['level'] = kwargs.get('level', state.default_level) |
44
|
|
|
kwargs['format'] = kwargs.get('format', state.default_format) |
45
|
|
|
logging.basicConfig(**kwargs) |
46
|
|
|
|
47
|
|
|
if custom_format: |
48
|
|
|
formatter = logging.Formatter( |
49
|
|
|
fmt=custom_format, |
50
|
|
|
datefmt=kwargs.get('datefmt'), |
51
|
|
|
style=kwargs.get('style', '%'), |
52
|
|
|
) |
53
|
|
|
for handler in logging.root.handlers: |
54
|
|
|
handler.setFormatter(formatter) |
55
|
|
|
|
56
|
|
|
filters.install(logging.root) |
57
|
|
|
|
58
|
|
|
state.initialized = True |
59
|
|
|
|
60
|
|
|
|
61
|
|
|
def silence(*names, allow_info=False, allow_warning=False, allow_error=False): |
62
|
|
|
if allow_info: |
63
|
|
|
level = logging.INFO |
64
|
|
|
elif allow_warning: |
65
|
|
|
level = logging.WARNING |
66
|
|
|
elif allow_error: |
67
|
|
|
level = logging.ERROR |
68
|
|
|
else: |
69
|
|
|
level = logging.CRITICAL |
70
|
|
|
|
71
|
|
|
for name in names: |
72
|
|
|
logging.getLogger(name).setLevel(level) |
73
|
|
|
|