Python is for

Web programming

Django, pyramid, bottle, flask......

GUI DEVELOPMENT

wxPython, tkinter, PyGtk, PyQt......

Scientific and Numeric

Scipy, Numpy, pandas, seaborn......

Software Development

Buildbot, Trac, Roundup........

System Administration

Ansible, salt, OpenStack..........

Embedded computing

Raspberry Pi, MicroPython, BeagleBone.....

Education

Raspberry Pi, Turtle, Robotics.......

AI &ML

Tensorflow, pandas, Keras, PyTorch...........