Snippet for Python logging to file and terminal.

example_logging.py

import logging as log

logging = log.getLogger(__name__)
logging.setLevel(log.INFO)
formatter = log.Formatter(
    "%(asctime)s[%(levelname)s][%(filename)s][ln:%(lineno)s] %(message)s",
    datefmt="[%a %Y-%m-%d %H:%M:%S %Z]",
)

file_handler = log.FileHandler("logs/app.log", "a")
file_handler.setFormatter(formatter)
terminal_handler = log.StreamHandler()
terminal_handler.setFormatter(formatter)

logging.addHandler(file_handler)
logging.addHandler(terminal_handler)

logging.info("Example")