# API Reference


## Classes


Core classes


[Timer](Timer.md#gdtest_parser_sphinx.Timer)  
A simple timer for measuring elapsed time.


## Functions


Public functions


[create_timer()](create_timer.md#gdtest_parser_sphinx.create_timer)  
Create a new Timer instance.

[format_duration()](format_duration.md#gdtest_parser_sphinx.format_duration)  
Format a duration in seconds as a human-readable string.