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# Improving Logging in GN2

## What Are We Trying To Solve?

We prioritise maintaining user functionality over speed in GN [with time this speed will be improved].  As such we should be pay more attention at not breaking any currently working GN2 functionality.  And when/if we do, trouble-shooting should be easy.  On this front, one way is to stream-line logging in both GN2/GN3 and make it more script friendly - only report when something fails, not to instrument variables - and in so doing make the process of monitoring easier.

## Goals

* Have script-friendly error/info logs.
* Remove noise from GN2.
* Separate logging into different files: error logs, info logs.  Add this somewhere with Flask itself instead of re-directing STDOUT to a file.

### Non-goals

* Logging in GN3.
* Parsing logs to extract goals.
* Getting rid of "gn.db" global object and in so doing removing "MySqlAlchemy" [that we really shouldn't be using].
* Adding log messages to existing functions.

## Actual Design

* Get rid of "utility.logger" module and replace it with Flask's or Python's in-built logging.
* Configure the logging system to automatically add the module name, line number, time-stamps etc.

## Resources

=> https://realpython.com/python-logging/ Logging in Python