import enum
import io
import logging
+from logging.config import fileConfig
from logging.handlers import RotatingFileHandler, SysLogHandler
import os
import random
import sys
-from typing import Callable, Iterable, Mapping, Optional
+from typing import Any, Callable, Dict, Iterable, List, Mapping, Optional
from overrides import overrides
import pytz
# A map from logging_callsite_id -> count of logged messages.
-squelched_logging_counts: Mapping[str, int] = {}
+squelched_logging_counts: Dict[str, int] = {}
def squelch_repeated_log_messages(squelch_after_n_repeats: int) -> Callable:
"""
def __init__(self) -> None:
- self.counters = collections.Counter()
+ self.counters: collections.Counter = collections.Counter()
super().__init__()
@overrides
# A map from function_identifier -> probability of logging (0.0%..100.0%)
-probabilistic_logging_levels: Mapping[str, float] = {}
+probabilistic_logging_levels: Dict[str, float] = {}
def logging_is_probabilistic(probability_of_logging: float) -> Callable:
"""
- converter = datetime.datetime.fromtimestamp
+ converter = datetime.datetime.fromtimestamp # type: ignore
@overrides
def formatTime(self, record, datefmt=None):
def initialize_logging(logger=None) -> logging.Logger:
global logging_initialized
if logging_initialized:
- return
+ return logging.getLogger()
logging_initialized = True
if logger is None:
preexisting_handlers_count += 1
if config.config['logging_config_file'] is not None:
- logging.config.fileConfig('logging.conf')
+ fileConfig(config.config['logging_config_file'])
return logger
- handlers = []
+ handlers: List[logging.Handler] = []
+ handler: Optional[logging.Handler] = None
# Global default logging level (--logging_level)
default_logging_level = getattr(
if sys.platform not in ('win32', 'cygwin'):
if config.config['logging_syslog_facility']:
facility_name = 'LOG_' + config.config['logging_syslog_facility']
- facility = SysLogHandler.__dict__.get(facility_name, SysLogHandler.LOG_USER)
+ facility = SysLogHandler.__dict__.get(facility_name, SysLogHandler.LOG_USER) # type: ignore
+ assert facility
handler = SysLogHandler(facility=facility, address='/dev/log')
handler.setFormatter(
MillisecondAwareFormatter(
logger = logging.getLogger(None)
self.logger = logger
+ self.f: Optional[List[Any]] = None
if filenames is not None:
self.f = [open(filename, 'wb', buffering=0) for filename in filenames]
else:
- if destination_bitv & OutputMultiplexer.FILENAMES:
+ if destination_bitv & OutputMultiplexer.Destination.FILENAMES:
raise ValueError("Filenames argument is required if bitv & FILENAMES")
self.f = None
+ self.h: Optional[List[Any]] = None
if handles is not None:
self.h = [handle for handle in handles]
else:
#!/usr/bin/env python3
import time
-from typing import Callable
+from typing import Callable, Optional
class Timer(object):
"""
def __init__(self) -> None:
- self.start = None
- self.end = None
+ self.start = 0.0
+ self.end = 0.0
def __enter__(self) -> Callable[[], float]:
"""Returns a functor that, when called, returns the walltime of the
self.end = 0.0
return lambda: self.end - self.start
- def __exit__(self, *args) -> bool:
+ def __exit__(self, *args) -> Optional[bool]:
self.end = time.perf_counter()
return None # don't suppress exceptions