Pyqtgraph graphitem PyQtGraph is a pure-python graphics and GUI library built on PyQt / PySide and numpy. It is intended for use in mathematics / scientific / engineering applications. . PyQtGraph is a pure-python graphics and GUI library built on PyQt / PySide and numpy. hemszacgzftfwbtknrybbrjpckslnirkfiutwtptygqneddixmfq