Python基本语句

x = 1
y = 1
 
dataf = 1.0
 
def fun1():
    print("fun1")
 
class ClassB():
    def __init__(self):
        print("i am Class B")
 
    def ClassBFun1(self):
        print("i am class B fun1")    
 
class ClassA(ClassB):
    def __init__(self):
        print("i am ClassA")
 
    def ClassAFun1(self):
        print("I am ClassAfun1")
 
if __name__ == '__main__':
 
    print("main")
 
    #print("%d", x)
 
    print("His name is %s"%("wangtao"))
    print("He is %d years old"%(25))
    print("His height is %.2f"%(1.83))
    print("His height is %f"%(1.83))
 
    print("Name:%10s Age:%8d Height:%8.2f"%("wang", 25, 1.83))
 
    print("Name:%-10s Age:%08d Height:%08.2f"%("wang", 25, 1.83))
 
    #dataf = format(0.0015, '.2e')
 
    #print("%f"%(dataf))
    #print("His height is %.2f"%(dataf))
 
    fun1();
 
    classAa = ClassA();
 
    classAa.ClassAFun1();
 
    classAa.ClassBFun1();
 
    for i in range(100):
        print(i)