Python(十三)—— 生成器推导式

Python(十三)—— 生成器推导式

tup1 = (x for x in range(10))#生成一个生成器对象
print(tup1)
#<generator object <genexpr> at 0x0000015645A14ED0>
print(tuple(tup1))
#(0, 1, 2, 3, 4, 5, 6, 7, 8, 9)
print(tuple(tup1))#只能用一次
#()