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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 _execute_insert(self, conn, keys, data_iter):
 """Execute SQL statement inserting data Parameters conn : sqlalchemy.engine.Engine or sqlalchemy.engine.Connection keys : list of str Column names data_iter : generator of list Each item contains a list of values to be inserted """

        data = [dict(zip(keys, row)) for row in data_iter]
        conn.execute(self.table.insert(), data)