newlink = link['href']
# .. make replacements
link['href'] = newlink # store it back
现在print(soup.prettify())将显示更改的链接。要将更改保存到文件：
htmlDoc.close()
html = soup.prettify("utf-8")
with open("output.html", "wb") as file:
file.write(html)
要保留文档的原始字符编码，可以使用soup.original_encoding“ utf-8”代替。请参阅编码。
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