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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 send_file(self, url, name, **fileinfo):
 """Send a pre-uploaded file to the room. See http://matrix.org/docs/spec/r0.2.0/client_server.html#m-file for fileinfo. Args: url (str):
 The mxc url of the file. name (str):
 The filename of the image. fileinfo ():
 Extra information about the file """


        return self.client.api.send_content(
            self.room_id, url, name, "m.file",
            extra_information=fileinfo
        )