# Release Notes

This page lists the various PoPy releases to date:-

## PoPy v1.0.1

Release date = 28/06/2019

This is mainly a bug fix release of PoPy

### Bug Fixes

- Licence manager was giving a date error in North American time zones.
- Bug in configuration file parser for DERIVATIVES section when encountering round brackets (as opposed to expected curly brackets) in Dosing Functions.
- Documentation contents page indexing in PDF was incorrect.

### Improvements

- The Standard Errors are now output in an easy to read format, instead of the whole hessian matrix.
- Changed the configuration file entry required to compute standard errors see COVARIANCE.
- Log files apart from the main log file are now stored in a ‘_log’ sub directory.
- The popy_run tool now asks the user if they want to proceed if the main log file already exist for a given script. Previously only the existence of the output folder was checked. The can still skip this check using the ‘-o’ option.

## PoPy v1.0.0

Release date = 24/05/2019

This is the first version of PoPy, so there are no bug fixes or new features only the initial implementation.

Or in other words, all the features and bugs are new!