code: def get_document(self, doc_id):
          '''Download the document given the id.'''
          conn = self.agency._database.get_connection()
          return conn.get_document(doc_idf get_document(self, doc_id):
          '''Download the document given the id.'''
          conn = self.agency._database.get_connection()
          return conn.get_document(doc_id)
docs: Download the document given the id.