113
113
def note(*args, **kwargs):
114
"""Output a note to the user.
116
Takes the same parameters as logging.info.
114
120
# FIXME note always emits utf-8, regardless of the terminal encoding
116
122
# FIXME: clearing the ui and then going through the abstract logging
300
306
logging.getLogger("bzr").
302
308
Output can be redirected away by calling _push_log_file.
310
:return: A memento from push_log_file for restoring the log state.
304
# Do this before we open the log file, so we prevent
305
# get_terminal_encoding() from mutter()ing multiple times
306
term_encoding = osutils.get_terminal_encoding()
307
312
start_time = osutils.format_local_date(_bzr_log_start_time,
308
313
timezone='local')
309
314
# create encoded wrapper around stderr
310
315
bzr_log_file = _open_bzr_log()
311
316
if bzr_log_file is not None:
312
317
bzr_log_file.write(start_time.encode('utf-8') + '\n')
313
push_log_file(bzr_log_file,
318
memento = push_log_file(bzr_log_file,
314
319
r'[%(process)5d] %(asctime)s.%(msecs)03d %(levelname)s: %(message)s',
315
320
r'%Y-%m-%d %H:%M:%S')
316
321
# after hooking output into bzr_log, we also need to attach a stderr
317
322
# handler, writing only at level info and with encoding
323
term_encoding = osutils.get_terminal_encoding()
318
324
writer_factory = codecs.getwriter(term_encoding)
319
325
encoded_stderr = writer_factory(sys.stderr, errors='replace')
320
326
stderr_handler = logging.StreamHandler(encoded_stderr)
321
327
stderr_handler.setLevel(logging.INFO)
322
328
logging.getLogger('bzr').addHandler(stderr_handler)
325
332
def push_log_file(to_file, log_format=None, date_format=None):
361
368
def pop_log_file((magic, old_handlers, new_handler, old_trace_file, new_trace_file)):
362
369
"""Undo changes to logging/tracing done by _push_log_file.
364
This flushes, but does not close the trace file.
371
This flushes, but does not close the trace file (so that anything that was
366
374
Takes the memento returned from _push_log_file."""
367
375
global _trace_file
368
376
_trace_file = old_trace_file
369
377
bzr_logger = logging.getLogger('bzr')
370
378
bzr_logger.removeHandler(new_handler)
371
# must be closed, otherwise logging will try to close it atexit, and the
379
# must be closed, otherwise logging will try to close it at exit, and the
372
380
# file will likely already be closed underneath.
373
381
new_handler.close()
374
382
bzr_logger.handlers = old_handlers
375
new_trace_file.flush()
383
if new_trace_file is not None:
384
new_trace_file.flush()
378
387
def log_exception_quietly():
492
501
elif not getattr(exc_object, 'internal_error', True):
493
502
report_user_error(exc_info, err_file)
494
503
return errors.EXIT_ERROR
495
elif isinstance(exc_object, (OSError, IOError)):
504
elif isinstance(exc_object, (OSError, IOError)) or (
505
# GZ 2010-05-20: Like (exc_type is pywintypes.error) but avoid import
506
exc_type.__name__ == "error" and exc_type.__module__ == "pywintypes"):
496
507
# Might be nice to catch all of these and show them as something more
497
508
# specific, but there are too many cases at the moment.
498
509
report_user_error(exc_info, err_file)
547
558
def _flush_trace():
548
# run from atexit hook
559
# called from the bzrlib library finalizer returned by bzrlib.initialize()
549
560
global _trace_file
551
562
_trace_file.flush()
565
class Config(object):
566
"""Configuration of message tracing in bzrlib.
568
This implements the context manager protocol and should manage any global
569
variables still used. The default config used is DefaultConfig, but
570
embedded uses of bzrlib may wish to use a custom manager.
574
return self # This is bound to the 'as' clause in a with statement.
576
def __exit__(self, exc_type, exc_val, exc_tb):
577
return False # propogate exceptions.
580
class DefaultConfig(Config):
581
"""A default configuration for tracing of messages in bzrlib.
583
This implements the context manager protocol.
587
self._original_filename = _bzr_log_filename
588
self._original_state = enable_default_logging()
589
return self # This is bound to the 'as' clause in a with statement.
591
def __exit__(self, exc_type, exc_val, exc_tb):
592
pop_log_file(self._original_state)
593
global _bzr_log_filename
594
_bzr_log_filename = self._original_filename
595
return False # propogate exceptions.