python中文件内容替换
文件内容替换
# fileName 文件名
SRE实战 互联网时代守护先锋，助力企业售后服务体系运筹帷幄！一键直达领取阿里云限量特价优惠。# oldStr 源字符串
# newStr 新字符串
def fileContentAlter(fileName, oldStr, newStr):
file_data = ""
with open(fileName, "r", encoding="utf-8") as f:
for line in f:
line = line.replace(oldStr, newStr)
file_data += line
with open(fileName, "w", encoding="utf-8") as f:
f.write(file_data)
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