# Unsure how to install this 3rd party library?

**URL:** <https://forum.inductiveautomation.com/t/unsure-how-to-install-this-3rd-party-library/31369>\
**Category:** Ignition\
**Tags:** ignition80\
**Created:** [January 17, 2020, 3:49pm UTC](https://forum.inductiveautomation.com/t/unsure-how-to-install-this-3rd-party-library/31369 "2020-01-17T15:49:03Z")\
**Posts on this page:** 1\
**Showing post:** 15

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**Author:** ![paul-griffith](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/paul-griffith/32/37249_2.png) [@paul-griffith](https://forum.inductiveautomation.com/u/paul-griffith)\
**Post date:** [July 27, 2021, 2:59pm UTC](https://forum.inductiveautomation.com/t/unsure-how-to-install-this-3rd-party-library/31369/15 "2021-07-27T14:59:15Z")

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See this topic for some introduction:

> [@Copying an Excel file to a table's dataset](https://forum.inductiveautomation.com/t/copying-a-excel-file-to-a-tables-dataset/34942/7):
>
> The [Apache POI](https://poi.apache.org/apidocs/4.1/index.html) libraries are included with Ignition. At the time I was only needing to read files, so xlrd was all that was necessary. I'm just starting to dig into POI, myself, but here's a start: EDIT 2021-08-23: Updated to allow JsonDataSets. Changed to allow for a ByteArray output instead of writing to a file. EDIT 2023-01-20: Added option for date formats. Default is 'yyyy-MM-dd hh:mm:ss'. EDIT 2023-05-12: Added options for first row and column, if needed to offset from A1 def datasetT…

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