$schemamarkup = get_post_meta(get_the_ID(), 'schemamarkup', true); if(!empty($schemamarkup)) { echo $schemamarkup; }

How to Install WxPython Python 3 on Lubuntu 18.04 Easy Guide

April 16, 2019 | By the+gnu+linux+evangelist.

wxPython Python3 Lubuntu 18.04 Installation Guide

Hi! The Tutorial shows you Step-by-Step How to Install wxPython Python 3 for Lubuntu 18.04 LTS GNU/Linux Desktop.

Especially relevant: an Equivalent wxPython Ubuntu Setup may be achieved on Anaconda Python instead that for the System one like here!

And wxPython for Lubuntu 18.04 is the Best and Most Mature Python Cross-Platform GUI Toolkit, given a number of constraints.
The only reason wxPython isn’t the Standard Python GUI Toolkit is that Tkinter was there first.

Finally, the wxPython Python3 Release is Now Available under the PyPi Packages Repository.

Installing wxPython Python 3 for Lubuntu 18.04 LTS - Featured
  1. Open a Command Line Session
    Ctrl+Alt+t
    (Press “Enter” to Execute Commands)

    How to Install Python 3 wxPython for Lubuntu 18.04 - Featured