第4月第20天 python re

1.

import re

replace_values = [‘one‘, ‘two‘, ‘three‘]
replace_keys = [str(i) for i in xrange(1, 4)]
replace_dict = dict(zip(replace_keys, replace_values))

def replace(match):
    return replace_dict[match.group(0)]

string = ‘1 adfa fa 2 fafsa 3 adfaf‘
print re.sub(r‘(^|\b)[1-3]($|\b)‘, replace, string)

作者：孙竟
链接：https://www.zhihu.com/question/36596275/answer/68175650
来源：知乎
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https://www.zhihu.com/question/36596275