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Description:

lodge 0.1.0

lodge
A structured logging package in Python simple to use.
Features

Easy to use
Env var configurations
Structured production log ready!
Options to customize fields
Set log level by module
Based on stdlib

Install
Add to your setup as:
...
" lodge==<VERSION>",
...

or install with pip
pip install lodge

Getting Started
>>> from lodge import logger

>>> logger.info("Is that simple?")
{"message": "Is that simple?", "timestamp": "2021-03-21 14:26:54,838", "level": "INFO"}

Global level with env var config
$ export LOG_LEVEL=ERROR

>>> from lodge import logger

>>> logger.info("This will not appear")
>>> logger.error("Oh no")
{"message": "Oh no", "timestamp": "2021-03-21 14:26:54,839", "level": "ERROR"}

Module level with env var config
$ export PACKAGE_MODULE1_LOG_LEVEL=ERROR
$ export PACKAGE_MODULE2_LOG_LEVEL=INFO

# package/module1.py
>>> from lodge import logger

>>> logger.info("Module 1 info")
>>> logger.error("Module 1 error")
{"message": "Module 1 error", "timestamp": "2021-03-21 14:26:54,839", "level": "ERROR"}

# package/module2.py
>>> from lodge import logger

>>> logger.info("Module 2 info")
{"message": "Module 2 info", "timestamp": "2021-03-21 14:26:54,839", "level": "INFO"}
>>> logger.error("Module 2 error")
{"message": "Module 2 error", "timestamp": "2021-03-21 14:26:54,839", "level": "ERROR"}

Change format to easier read on development
$ export LOG_ENV=DEV

# package/module1.py
>>> from lodge import logger

>>> logger.info("a message")
2021-03-21 14:34:47,273 | INFO | package.module1 | a message

Add extra fields
$ export LOG_EXTRA_FIELDS='{"fausto":"olokinho"}'

>>> from lodge import logger

>>> logger.info("o loko")
{"message": "o loko", "timestamp": "2021-03-21 14:45:51,431", "level": "INFO", "fausto": "olokinho"}

Overwrite base fields
$ export LOG_BASE_FIELDS='{"message":"%(message)s"}'

>>> from lodge import logger

>>> logger.info("simple message")
{"message": "simple message"}