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- """
- 写文本文件
- 将100以内的素数写入到文件中
- Version: 0.1
- Author: 骆昊
- Date: 2018-03-13
- """
- from math import sqrt
- def is_prime(n):
- for factor in range(2, int(sqrt(n)) + 1):
- if n % factor == 0:
- return False
- return True
- # 试一试有什么不一样
- # with open('prime.txt', 'a') as f:
- with open('prime.txt', 'w') as f:
- for num in range(2, 100):
- if is_prime(num):
- f.write(str(num) + '\n')
- print('写入完成!')
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