PyQt5 example
created on Python 3.4.2 and PyQt 5.3.2

- factorial.py
  basic frontend example
  calc factorial
  Use QWidget

- tic_tac_toe.py
  basic drawings example
  R key: reset
  Use QGraphicsView as main window

- cellular_automaton.py
  Use both QGraphicsView and QWidget

- plot.py
  matplotlib example
  FigureCanvas inherits QWidget

- echo/echo.py
  pyuic5 example
  echo.ui is created by Qt Designer
  echo_ui.py is generated by `$ pyuic5 echo.ui`

License: GPLv3