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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def get_uids_from_request(self):
 """Returns a list of uids from the request """

        uids = self.request.get("uids", "")
        if isinstance(uids, basestring):
            uids = uids.split(",")
        unique_uids = collections.OrderedDict().fromkeys(uids).keys()
        return filter(api.is_uid, unique_uids)