#temp 15 x = 1 def a(): print("hello a") a() # case 1 import module as label import dio as d import dio as c d.a() c.a() d.a() print(x+ d.x + d._x) # case 2 from module import * from dio import * # x = 11 def a() a() print(x, x_y) #print(_x) print(globals()) # case 3 from module import selected items print("################ Case 3******************************") from tria import a, _x a() print(_x, x) from math import pi, sqrt print(pi, sqrt(9)) from math import pi x = 3 # global variable def a(): #global x x = 2 x = x + 10 # local variable print(x) print(type(x)) a() a() print(x) print(pi) #x = input("please input number") #print(x, type(x)) try: print("hello") x = 100 while x > -1: if x == 50: raise x = x -1 print(x) except : print("I stop the program")