您应该尝试ftfy模块:
>>> print ftfy.ftfy(u"d\u00c3\u00a9cor")
décor
>>> print ftfy.ftfy(u"business\u00e2\u20ac\u2122 active accounts")
business' active accounts
>>> print ftfy.ftfy(u"the \u00e2\u20ac\u0153Made in the USA\u00e2\u20ac\u009d label")
the "Made in the USA" label
>>> print ftfy.ftfy(u"the \u00e2\u20ac\u0153Made in the USA\u00e2\u20ac\u009d label", uncurl_quotes=False)
the “Made in the USA” label