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log.py
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log.py
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import logging
import sys
from enum import Enum
from typing import TYPE_CHECKING, Any, Dict
from warnings import warn
from sanic.compat import is_atty
# Python 3.11 changed the way Enum formatting works for mixed-in types.
if sys.version_info < (3, 11, 0):
class StrEnum(str, Enum):
pass
else:
if not TYPE_CHECKING:
from enum import StrEnum
LOGGING_CONFIG_DEFAULTS: Dict[str, Any] = dict( # no cov
version=1,
disable_existing_loggers=False,
loggers={
"sanic.root": {"level": "INFO", "handlers": ["console"]},
"sanic.error": {
"level": "INFO",
"handlers": ["error_console"],
"propagate": True,
"qualname": "sanic.error",
},
"sanic.access": {
"level": "INFO",
"handlers": ["access_console"],
"propagate": True,
"qualname": "sanic.access",
},
"sanic.server": {
"level": "INFO",
"handlers": ["console"],
"propagate": True,
"qualname": "sanic.server",
},
},
handlers={
"console": {
"class": "logging.StreamHandler",
"formatter": "generic",
"stream": sys.stdout,
},
"error_console": {
"class": "logging.StreamHandler",
"formatter": "generic",
"stream": sys.stderr,
},
"access_console": {
"class": "logging.StreamHandler",
"formatter": "access",
"stream": sys.stdout,
},
},
formatters={
"generic": {
"format": "%(asctime)s [%(process)d] [%(levelname)s] %(message)s",
"datefmt": "[%Y-%m-%d %H:%M:%S %z]",
"class": "logging.Formatter",
},
"access": {
"format": "%(asctime)s - (%(name)s)[%(levelname)s][%(host)s]: "
+ "%(request)s %(message)s %(status)d %(byte)d",
"datefmt": "[%Y-%m-%d %H:%M:%S %z]",
"class": "logging.Formatter",
},
},
)
"""
Defult logging configuration
"""
class Colors(StrEnum): # no cov
END = "\033[0m"
BOLD = "\033[1m"
BLUE = "\033[34m"
GREEN = "\033[32m"
PURPLE = "\033[35m"
RED = "\033[31m"
SANIC = "\033[38;2;255;13;104m"
YELLOW = "\033[01;33m"
class VerbosityFilter(logging.Filter):
verbosity: int = 0
def filter(self, record: logging.LogRecord) -> bool:
verbosity = getattr(record, "verbosity", 0)
return verbosity <= self.verbosity
_verbosity_filter = VerbosityFilter()
logger = logging.getLogger("sanic.root") # no cov
"""
General Sanic logger
"""
logger.addFilter(_verbosity_filter)
error_logger = logging.getLogger("sanic.error") # no cov
"""
Logger used by Sanic for error logging
"""
error_logger.addFilter(_verbosity_filter)
access_logger = logging.getLogger("sanic.access") # no cov
"""
Logger used by Sanic for access logging
"""
access_logger.addFilter(_verbosity_filter)
server_logger = logging.getLogger("sanic.server") # no cov
"""
Logger used by Sanic for server related messages
"""
logger.addFilter(_verbosity_filter)
def deprecation(message: str, version: float): # no cov
version_info = f"[DEPRECATION v{version}] "
if is_atty():
version_info = f"{Colors.RED}{version_info}"
message = f"{Colors.YELLOW}{message}{Colors.END}"
warn(version_info + message, DeprecationWarning)