if_break_continue

#可以用is  is not判定同一性name = 'danielle'if name is 'lambert':    print('Hey! Lambert')elif name is not 'lambert':    print('Hey!Danielle')age = 27if age is 27:    print('No beer for you')#for循环里也可使用List的切片foods = ['bacon','tuna','ham','snausages','beef']for i in foods[:3]:    print(i)    print(len(i))#range里也可使用三元数(x,y,z)for i in range(10,50,6):    print(i)#段落注释符'''lambert = 2while lambert < 12:    print(lambert)    lambert += 1'''#break打断当前循环magicNumber = 55for i in range(101):    if i is magicNumber:        print(i,'is the magic number')        break    else:        print(i)#输出1000以内能被4整除的数for j in range(1001):    if j % 4 == 0:        print(j)#continue不管循环内剩下部分  继续执行下一次循环numbersTaken = [3,6,9,12,17]for i in range(1,21):    if i in numbersTaken:        continue    print(i)#定义函数def bitcoin_to_USD(btc):    USD = btc * 527    print(USD)bitcoin_to_USD(65.355)