logging-mv-integrations 0.1.9

Python logging package extensions for TUNE mv-integrations.

.. -*- mode: rst -*-

logging-mv-integrations
-----------------------

``logging-mv-integrations`` is a Python logging library for TUNE Multiverse Integrations.

Badges
------

.. start-badges

.. list-table::
:stub-columns: 1

* - docs
- |license|
* - tests
- |travis| |coveralls|
* - package
- |version| |supported-versions|

.. |docs| image:: https://readthedocs.org/projects/logging-mv-integrations/badge/?style=flat
:alt: Documentation Status
:target: https://readthedocs.org/projects/logging-mv-integrations

.. |license| image:: https://img.shields.io/badge/License-MIT-yellow.svg
:alt: License Status
:target: https://opensource.org/licenses/MIT

.. |travis| image:: https://travis-ci.org/TuneLab/logging-mv-integrations.svg?branch=master
:alt: Travis-CI Build Status
:target: https://travis-ci.org/TuneLab/logging-mv-integrations

.. |coveralls| image:: https://coveralls.io/repos/TuneLab/logging-mv-integrations/badge.svg?branch=master&service=github
:alt: Code Coverage Status
:target: https://coveralls.io/r/TuneLab/logging-mv-integrations

.. |requires| image:: https://requires.io/github/TuneLab/logging-mv-integrations/requirements.svg?branch=master
:alt: Requirements Status
:target: https://requires.io/github/TuneLab/logging-mv-integrations/requirements/?branch=master

.. |version| image:: https://img.shields.io/pypi/v/logging_mv_integrations.svg?style=flat
:alt: PyPI Package latest release
:target: https://pypi.python.org/pypi/logging_mv_integrations

.. |supported-versions| image:: https://img.shields.io/pypi/pyversions/tune_reporting.svg?style=flat
:alt: Supported versions
:target: https://pypi.python.org/pypi/tune_reporting

.. end-badges


Install
-------

.. code-block:: bash

pip install logging_mv_integrations


UML
---

``logging-mv-integrations`` is a Python logging library for TUNE Multiverse Integrations.

.. image:: ./images/logging_mv_integrations.png
:scale: 50 %
:alt: UML logging-mv-integrations


Function: get_logger()
----------------------

.. code-block:: python

def get_logger(
logger_name,
logger_version=None,
logger_level=logging.INFO,
logger_format=LoggingFormat.JSON,
logger_output=LoggingOutput.STDOUT_COLOR,
logger_handler=None
):


get_logger(): Parameters
------------------------

+-----------------+-------------------------------------------------------------------------------------------------------------------------+
| Parameter | Purpose |
+=================+=========================================================================================================================+
| logger_name | Return a logger with the specified name or, if name is None, return a logger which is the root logger of the hierarchy. |
+-----------------+-------------------------------------------------------------------------------------------------------------------------+
| logger_version | |
+-----------------+-------------------------------------------------------------------------------------------------------------------------+
| logger_format | LoggingFormat |
+-----------------+-------------------------------------------------------------------------------------------------------------------------+
| logger_output | LoggingOutput |
+-----------------+-------------------------------------------------------------------------------------------------------------------------+
| logger_handler | logging.StreamHandler() or logging.FileHandler() |
+-----------------+-------------------------------------------------------------------------------------------------------------------------+

Logging Levels
--------------

Same logging levels, however, including one additional level **NOTE**.

+------------+------------------------------------------------------------------------------------------------------------------------------------------------+
| Level | When it’s used |
+============+================================================================================================================================================+
| DEBUG | Detailed information, typically of interest only when diagnosing problems. |
+------------+------------------------------------------------------------------------------------------------------------------------------------------------+
| NOTE | Detailed information, request processing, for example, request using cURL. |
+------------+------------------------------------------------------------------------------------------------------------------------------------------------+
| INFO | Confirmation that things are working as expected. *[DEFAULT]* |
+------------+------------------------------------------------------------------------------------------------------------------------------------------------+
| WARNING | An indication that something unexpected happened, or indicative of some problem in the near future. The software is still working as expected. |
+------------+------------------------------------------------------------------------------------------------------------------------------------------------+
| ERROR | Due to a more serious problem, the software has not been able to perform some function. |
+------------+------------------------------------------------------------------------------------------------------------------------------------------------+
| CRITICAL | A serious error, indicating that the program itself may be unable to continue running. |
+------------+------------------------------------------------------------------------------------------------------------------------------------------------+


Logging Format
--------------

+------------+-------------------------------------------------------------------------------------------------------+
| Format | Purpose |
+============+=======================================================================================================+
| STANDARD | Standard logging format. |
+------------+-------------------------------------------------------------------------------------------------------+
| JSON | JSON logging format. *[DEFAULT]* |
+------------+-------------------------------------------------------------------------------------------------------+

.. code-block:: python

class LoggingFormat(object):
"""TUNE Logging Format ENUM
"""
STANDARD = "standard"
JSON = "json"


Logging Output
--------------

+--------------+----------------------------------------------------------------------------------------------+
| Output | Purpose |
+==============+==============================================================================================+
| STDOUT | Standard Output to terminal |
+--------------+----------------------------------------------------------------------------------------------+
| STDOUT_COLOR | Standard Output using colored terminal |
+--------------+----------------------------------------------------------------------------------------------+
| FILE | Standard Output to file created within *./tmp/log_<epoch time seconds>.json*. |
+--------------+----------------------------------------------------------------------------------------------+

.. code-block:: python

class LoggingOutput(object):
"""TUNE Logging Output ENUM
"""
STDOUT = "stdout"
STDOUT_COLOR = "color"
FILE = "file"


Logging JSON Format
-------------------

.. code-block:: python

import logging
from logging_mv_integrations import (LoggingFormat, get_logger, __version__)

log = get_logger(
logger_name=__name__,
logger_version=__version__,
logger_format=LoggingFormat.JSON,
logger_level=logging.NOTE
)

log.info("logging: info", extra={'test': __name__})
log.note("logging: note", extra={'test': __name__})
log.debug("logging: debug", extra={'test': __name__})
log.warning("logging: warning", extra={'test': __name__})
log.error("logging: error", extra={'test': __name__})
log.critical("logging: critical", extra={'test': __name__})
log.exception("logging: exception", extra={'test': __name__})



.. code-block:: bash

$ python3 examples/example_logging_json.py

{"asctime": "2017-10-20 08:31:14 -0700", "levelname": "INFO", "name": "__main__", "version": "0.1.6", "message": "logging: info", "test": "__main__"}
{"asctime": "2017-10-20 08:31:14 -0700", "levelname": "NOTE", "name": "__main__", "version": "0.1.6", "message": "logging: note", "test": "__main__"}
{"asctime": "2017-10-20 08:31:14 -0700", "levelname": "WARNING", "name": "__main__", "version": "0.1.6", "message": "logging: warning", "test": "__main__"}
{"asctime": "2017-10-20 08:31:14 -0700", "levelname": "ERROR", "name": "__main__", "version": "0.1.6", "message": "logging: error", "test": "__main__"}
{"asctime": "2017-10-20 08:31:14 -0700", "levelname": "CRITICAL", "name": "__main__", "version": "0.1.6", "message": "logging: critical", "test": "__main__"}
{"asctime": "2017-10-20 08:31:14 -0700", "levelname": "ERROR", "name": "__main__", "version": "0.1.6", "message": "logging: exception", "exc_info": "NoneType: None", "test": "__main__"}


Dependencies
------------

``logging-mv-integrations`` module is built upon Python 3 and is build upon
several custom modules that are held within PyPI: https://pypi.python.org/pypi

.. code-block:: bash

make install-requirements

or

.. code-block:: bash

python3 -m pip uninstall --yes --no-input -r requirements.txt
python3 -m pip install --upgrade -r requirements.txt


Support Packages
----------------

These packages provide support functionality but are not core
to Multiverse. Thereby, test and documentation could be shared
amongst the team.

- safe-cast: https://pypi.python.org/pypi/safe-cast


Support Packages
----------------

- coloredlogs: https://pypi.python.org/pypi/coloredlogs
- pprintpp: https://pypi.python.org/pypi/pprintpp
- python-json-logger: https://pypi.python.org/pypi/python-json-logger
- Pygments: https://pypi.python.org/pypi/Pygments
- wheel: https://pypi.python.org/pypi/wheel


.. :changelog:

Release History
===============

0.1.8 (2017-11-21)
------------------
- README

0.1.7 (2017-10-26)
------------------
- Using Formatted String Literals

0.1.6 (2017-10-19)
------------------
- Logging Output: FILE, STDOUT, STDOUT_COLOR

0.1.5 (2017-10-17)
------------------
- Fix standard format

0.1.4 (2017-10-09)
------------------
- Multiple handlers fix

0.1.3 (2017-09-12)
------------------
- Use python standard logging instead of tune_logging and remove all unneeded files

0.1.2 (2017-02-03)
------------------
- Switch to using casting from safe-cast package

0.1.1 (2017-02-03)
------------------
- Python 3.6 Upgrade

0.0.1 (2016-11-19)
------------------
- First Commit