python-qwt5-qt4 5.2.1~cvs20091107+dfsg-8 (ppc64el binary) in ubuntu bionic

 PyQwt is a set of Python bindings for the Qwt C++ class library which extends
 the Qt framework with widgets for scientific and engineering applications.
 It provides a widget to plot 2-dimensional data and various widgets to
 display and control bounded or unbounded floating point values.
 .
 This version is compiled against Qt, version 4.