code: def download(self, filename, representation, overwrite=False):
          
          download(self.input, filename, representation, overwrite, self.resolvers, self.get3d, **self.kwargs)
docs: Download the resolved structure as a file.
  
          :param string filename: File path to save to
          :param string representation: Desired output representation
          :param bool overwrite: (Optional) Whether to allow overwriting of an existing file