code: def to_records(cls, attr_names, value_matrix):
          
  
          return [cls.to_record(attr_names, record) for record in value_matrix]
docs: Convert a value matrix to records to be inserted into a database.
  
          :param list attr_names:
              List of attributes for the converting records.
          :param value_matrix: Values to be converted.
          :type value_matrix: list of |dict|/|namedtuple|/|list|/|tuple|
  
          .. seealso:: :py:meth:`.to_record`