#字符串替换
import sys
f = open("yesterday2","r",encoding="utf-8")
f_new = open("yesterday2.bak","w",encoding="utf-8")
find_str = sys.argv[1]
replace_str = sys.argv[2]
for line in f:
if find_str in line:
line = line.replace(find_str,replace_str)
f_new.write(line)
f.close()
f_new.close()
Python修改文件方法——字符串替换
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转载自www.cnblogs.com/wzsx/p/8969775.html
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