Add Python package to third-party integrations (#1015)

Author: stephane-caron

README.md

@@ -60,6 +60,7 @@ Additionally, an ever-expanding collection of runnable [/demos](https://leeoniya
 
 - [Jupyter widget](https://github.com/sohailsomani/uplot_jupyter_widget) (Sohail Somani)
 - [React, Vue.js and Svelte](https://github.com/skalinichev/uplot-wrappers) (Sergey Kalinichev)
+- [Python](https://github.com/stephane-caron/uplot-python) (Stéphane Caron)
 
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 ### Performance