|
| 1 | +from __future__ import annotations |
| 2 | + |
| 3 | +import logging |
| 4 | +import os |
| 5 | +import sys |
| 6 | +from io import StringIO |
| 7 | + |
| 8 | +from mp_api.client.contribs.settings import MPCC_SETTINGS |
| 9 | + |
| 10 | + |
| 11 | +class LogFilter(logging.Filter): |
| 12 | + def __init__(self, level: int, *args, **kwargs) -> None: |
| 13 | + """Start an instance of logging.Filter. |
| 14 | +
|
| 15 | + Args: |
| 16 | + level (int) : logging level |
| 17 | + *args : args to pass to logging.Filter |
| 18 | + **kwargs : kwargs to pass to logging.Filter |
| 19 | + """ |
| 20 | + self.level = level |
| 21 | + super().__init__(*args, **kwargs) |
| 22 | + |
| 23 | + def filter(self, record: logging.LogRecord) -> bool: |
| 24 | + """Filter whether a message is logged. |
| 25 | +
|
| 26 | + Args: |
| 27 | + record (logging.LogRecord) : message to test if it |
| 28 | + meets threshold for logging. |
| 29 | +
|
| 30 | + Returns: |
| 31 | + bool : True if message should be suppressed. |
| 32 | + """ |
| 33 | + return record.levelno < self.level |
| 34 | + |
| 35 | + |
| 36 | +class CustomLoggerAdapter(logging.LoggerAdapter): |
| 37 | + """Adapter for logger to enable prefixing.""" |
| 38 | + |
| 39 | + def process(self, msg, kwargs): |
| 40 | + """Prefix logging message. |
| 41 | +
|
| 42 | + Args: |
| 43 | + msg (str) : logging message |
| 44 | + kwargs : args to pass to logging.LoggerAdapter |
| 45 | + """ |
| 46 | + prefix = self.extra.get("prefix") |
| 47 | + return f"[{prefix}] {msg}" if prefix else msg, kwargs |
| 48 | + |
| 49 | + |
| 50 | +def get_logger(name: str = "mp_api.client.contribs") -> CustomLoggerAdapter: |
| 51 | + """Get the default MPContribs logger. |
| 52 | +
|
| 53 | + Args: |
| 54 | + name (str) : name of the logger |
| 55 | + Returns: |
| 56 | + CustomLoggerAdapter |
| 57 | + """ |
| 58 | + logger = logging.getLogger(name) |
| 59 | + process = os.environ.get("SUPERVISOR_PROCESS_NAME") |
| 60 | + group = os.environ.get("SUPERVISOR_GROUP_NAME") |
| 61 | + cfg = {"prefix": f"{group}/{process}"} if process and group else {} |
| 62 | + info_handler = logging.StreamHandler(sys.stdout) |
| 63 | + error_handler = logging.StreamHandler(sys.stderr) |
| 64 | + info_handler.addFilter(LogFilter(logging.WARNING)) |
| 65 | + error_handler.setLevel(max(logging.DEBUG, logging.WARNING)) |
| 66 | + logger.handlers = [info_handler, error_handler] |
| 67 | + logger.setLevel(MPCC_SETTINGS.CLIENT_LOG_LEVEL) |
| 68 | + return CustomLoggerAdapter(logger, cfg) |
| 69 | + |
| 70 | + |
| 71 | +MPCC_LOGGER = get_logger() |
| 72 | + |
| 73 | + |
| 74 | +class TqdmToLogger(StringIO): |
| 75 | + logger: logging.LoggerAdapter = MPCC_LOGGER |
| 76 | + level: int | str = MPCC_SETTINGS.CLIENT_LOG_LEVEL |
| 77 | + buf: str = "" |
| 78 | + |
| 79 | + def __init__( |
| 80 | + self, logger: logging.LoggerAdapter = MPCC_LOGGER, level: int | None = None |
| 81 | + ) -> None: |
| 82 | + """Start an instance of a TQDM logger. |
| 83 | +
|
| 84 | + Args: |
| 85 | + logger (logging.Logger) : Logger to pass through |
| 86 | + level (int) : logging level |
| 87 | + """ |
| 88 | + super().__init__() |
| 89 | + self.logger = logger |
| 90 | + self.level = level or logging.INFO |
| 91 | + |
| 92 | + def write(self, buf: str) -> int: |
| 93 | + self.buf = buf.strip("\r\n\t ") |
| 94 | + return 1 |
| 95 | + |
| 96 | + def flush(self) -> None: |
| 97 | + self.logger.log(self.level, self.buf) # type: ignore[arg-type] |
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