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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 rename(self, newpath):
        "Move folder to a new name, possibly a whole new path"
        # POST https://www.jottacloud.com/jfs/**USERNAME**/Jotta/Sync/Ny%20mappe?mvDir=/**USERNAME**/Jotta/Sync/testFolder
        #url = '%s?mvDir=/%s%s' % (self.path, self.jfs.username, newpath)
        params = {'mvDir':'/%s%s' % (self.jfs.username, newpath)}
        r = self.jfs.post(self.path,
                          extra_headers={'Content-Type':'application/octet-stream'},
                          params=params)
        return r