Which libraries we can import to develop games in python..?

Answer 1

You can try and read about two libraries - Pygame and kivy. I've used Pygame and I think it's a good start. See these tutorials if you are interested:
https://pythonprogramming.net/game-development-tutorials/

Answer 2

Cocos 2D is a framework for 2D games, pyglet1.30b1, pygame

Answer 3

tkinter ,pygame,panda3d much more