python 标准输入输出sys.stdout. sys.stdin

import sys, time

#
# print('please enter your name:')
# user_input=sys.stdin.readline()
# print(user_input)
#
# print('请输入')
# print(sys.stdin.readlines())

sys.stdout.write('yanxiatingyu\n')
sys.stdout.flush()

start_time = time.time()
for i in range(1, 1000):
    print('檐下听雨', end='')#yanxiatingyu
end_time = time.time()

astart_time = time.time()
for i in range(1, 1000):
    sys.stdout.write('檐下听雨')#yanxiatingyu# 换成字母试一试
aend_time = time.time()

print()
print('print time:', end_time - start_time)
print()
print('write time:', aend_time - astart_time)

# print(('hello').__str__())
# print(('hello').__repr__())
# from datetime import datetime as dt
# print(dt.today().__str__())
# print(dt.today().__repr__())