espnet3.utils.download.setup_logger

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espnet3.utils.download.setup_logger(name: str, log_dir: Path | None = None, level: int = 20) → Logger

Set up a logger with console and optional file handlers.

This helper configures a named logger with a standard formatter and: : - A stream handler for console output (added once per logger).

• A file handler that writes to download.log in log_dir, if provided.

• Parameters:
  • name (str) – Logger name (e.g., “espnet3.download”).
  • log_dir (Path | None) – Directory for the optional log file. When provided, download.log is created under this directory.
  • level (int) – Logging level (e.g., logging.INFO).
• Returns: Configured logger instance.
• Return type: logging.Logger

Example

>>> logger = setup_logger("espnet3.download")
>>> logger.name
'espnet3.download'