|
1
|
|
|
import traceback |
|
2
|
|
|
import logging |
|
3
|
|
|
|
|
4
|
|
|
from coalib.output.printers.LOG_LEVEL import LOG_LEVEL |
|
5
|
|
|
from coalib.processes.communication.LogMessage import LogMessage |
|
6
|
|
|
|
|
7
|
|
|
|
|
8
|
|
|
class LogPrinter: |
|
9
|
|
|
""" |
|
10
|
|
|
This class is deprecated and will be soon removed. To get logger use |
|
11
|
|
|
logging.getLogger(__name__), if you're working on coalib module, or |
|
12
|
|
|
logging.getLogger(), otherwise. |
|
13
|
|
|
|
|
14
|
|
|
The LogPrinter class allows to print log messages to an underlying Printer. |
|
15
|
|
|
|
|
16
|
|
|
This class is an adapter, means you can create a LogPrinter from every |
|
17
|
|
|
existing Printer instance. |
|
18
|
|
|
""" |
|
19
|
|
|
|
|
20
|
|
|
def __init__(self, |
|
21
|
|
|
printer=None, |
|
22
|
|
|
log_level=LOG_LEVEL.INFO, |
|
23
|
|
|
timestamp_format="%X"): |
|
24
|
|
|
""" |
|
25
|
|
|
Creates a new log printer from an existing Printer. |
|
26
|
|
|
|
|
27
|
|
|
:param printer: The underlying Printer where log messages |
|
28
|
|
|
shall be written to. If you inherit from |
|
29
|
|
|
LogPrinter, set it to self. |
|
30
|
|
|
:param log_level: The minimum log level, everything below will |
|
31
|
|
|
not be logged. |
|
32
|
|
|
:param timestamp_format: The format string for the |
|
33
|
|
|
datetime.today().strftime(format) method. |
|
34
|
|
|
""" |
|
35
|
|
|
self.logger_name = 'coalib' |
|
36
|
|
|
self.logger = logging.getLogger(self.logger_name) |
|
37
|
|
|
|
|
38
|
|
|
self._printer = printer |
|
39
|
|
|
self.log_level = log_level |
|
40
|
|
|
self.timestamp_format = timestamp_format |
|
41
|
|
|
|
|
42
|
|
|
@property |
|
43
|
|
|
def log_level(self): |
|
44
|
|
|
""" |
|
45
|
|
|
Returns current log_level used in logger. |
|
46
|
|
|
""" |
|
47
|
|
|
return self.logger.getEffectiveLevel() |
|
48
|
|
|
|
|
49
|
|
|
@log_level.setter |
|
50
|
|
|
def log_level(self, log_level): |
|
51
|
|
|
""" |
|
52
|
|
|
Sets log_level for logger. |
|
53
|
|
|
""" |
|
54
|
|
|
self.logger.setLevel(log_level) |
|
55
|
|
|
|
|
56
|
|
|
@property |
|
57
|
|
|
def printer(self): |
|
58
|
|
|
""" |
|
59
|
|
|
Returns the underlying printer where logs are printed to. |
|
60
|
|
|
""" |
|
61
|
|
|
return self._printer |
|
62
|
|
|
|
|
63
|
|
|
def debug(self, *messages, delimiter=" ", timestamp=None, **kwargs): |
|
64
|
|
|
self.log_message(LogMessage(LOG_LEVEL.DEBUG, |
|
65
|
|
|
*messages, |
|
66
|
|
|
delimiter=delimiter, |
|
67
|
|
|
timestamp=timestamp), |
|
68
|
|
|
**kwargs) |
|
69
|
|
|
|
|
70
|
|
|
def info(self, *messages, delimiter=" ", timestamp=None, **kwargs): |
|
71
|
|
|
self.log_message(LogMessage(LOG_LEVEL.INFO, |
|
72
|
|
|
*messages, |
|
73
|
|
|
delimiter=delimiter, |
|
74
|
|
|
timestamp=timestamp), |
|
75
|
|
|
**kwargs) |
|
76
|
|
|
|
|
77
|
|
|
def warn(self, *messages, delimiter=" ", timestamp=None, **kwargs): |
|
78
|
|
|
self.log_message(LogMessage(LOG_LEVEL.WARNING, |
|
79
|
|
|
*messages, |
|
80
|
|
|
delimiter=delimiter, |
|
81
|
|
|
timestamp=timestamp), |
|
82
|
|
|
**kwargs) |
|
83
|
|
|
|
|
84
|
|
|
def err(self, *messages, delimiter=" ", timestamp=None, **kwargs): |
|
85
|
|
|
self.log_message(LogMessage(LOG_LEVEL.ERROR, |
|
86
|
|
|
*messages, |
|
87
|
|
|
delimiter=delimiter, |
|
88
|
|
|
timestamp=timestamp), |
|
89
|
|
|
**kwargs) |
|
90
|
|
|
|
|
91
|
|
|
def log(self, log_level, message, timestamp=None, **kwargs): |
|
92
|
|
|
self.log_message(LogMessage(log_level, |
|
93
|
|
|
message, |
|
94
|
|
|
timestamp=timestamp), |
|
95
|
|
|
**kwargs) |
|
96
|
|
|
|
|
97
|
|
|
def log_exception(self, |
|
98
|
|
|
message, |
|
99
|
|
|
exception, |
|
100
|
|
|
log_level=LOG_LEVEL.ERROR, |
|
101
|
|
|
timestamp=None, |
|
102
|
|
|
**kwargs): |
|
103
|
|
|
""" |
|
104
|
|
|
If the log_level of the printer is greater than DEBUG, it prints |
|
105
|
|
|
only the message. If it is DEBUG or lower, it shows the message |
|
106
|
|
|
along with the traceback of the exception. |
|
107
|
|
|
|
|
108
|
|
|
:param message: The message to print. |
|
109
|
|
|
:param exception: The exception to print. |
|
110
|
|
|
:param log_level: The log_level of this message (not used when |
|
111
|
|
|
logging the traceback. Tracebacks always have |
|
112
|
|
|
a level of DEBUG). |
|
113
|
|
|
:param timestamp: The time at which this log occured. Defaults to |
|
114
|
|
|
the current time. |
|
115
|
|
|
:param kwargs: Keyword arguments to be passed when logging the |
|
116
|
|
|
message (not used when logging the traceback). |
|
117
|
|
|
""" |
|
118
|
|
|
if not isinstance(exception, BaseException): |
|
119
|
|
|
raise TypeError("log_exception can only log derivatives of " |
|
120
|
|
|
"BaseException.") |
|
121
|
|
|
|
|
122
|
|
|
traceback_str = "\n".join( |
|
123
|
|
|
traceback.format_exception(type(exception), |
|
124
|
|
|
exception, |
|
125
|
|
|
exception.__traceback__)) |
|
126
|
|
|
|
|
127
|
|
|
self.log(log_level, message, timestamp=timestamp, **kwargs) |
|
128
|
|
|
self.log_message( |
|
129
|
|
|
LogMessage(LOG_LEVEL.DEBUG, |
|
130
|
|
|
"Exception was:" + "\n" + traceback_str, |
|
131
|
|
|
timestamp=timestamp), |
|
132
|
|
|
**kwargs) |
|
133
|
|
|
|
|
134
|
|
|
def log_message(self, log_message, **kwargs): |
|
135
|
|
|
if not isinstance(log_message, LogMessage): |
|
136
|
|
|
raise TypeError("log_message should be of type LogMessage.") |
|
137
|
|
|
self.logger.log(log_message.log_level, log_message.message) |
|
138
|
|
|
|
|
139
|
|
|
def __getstate__(self): |
|
140
|
|
|
# on Windows there are problems with serializing loggers, so omit it |
|
141
|
|
|
oldict = self.__dict__.copy() |
|
142
|
|
|
del oldict['logger'] |
|
143
|
|
|
return oldict |
|
144
|
|
|
|
|
145
|
|
|
def __setstate__(self, newdict): |
|
146
|
|
|
self.__dict__.update(newdict) |
|
147
|
|
|
# restore logger by name |
|
148
|
|
|
self.logger = logging.getLogger(self.logger_name) |
|
149
|
|
|
|
coala-analyzer /
coala
