code: def result_processor(self, dialect, coltype):
      def to_range(value):
          if value is not None:
              value = ranges.Range(
                  value._lower,
                  value._upper,
                  bounds=value._bounds if value._bounds else "[)",
                  empty=not value._bounds,
              )
          return value
  
      return to_range
  
imports: from __future__ import annotations
  import collections.abc
  import logging
  import re
  from typing import cast
  from .None import ranges
  from ._psycopg_common import _PGDialect_common_psycopg
  from ._psycopg_common import _PGExecutionContext_common_psycopg
  from .base import PGIdentifierPreparer
  from .json import JSON
  from .json import JSONB
  from ...None import types
  from ...None import util
  from ...util import FastIntFlag
  from ...util import parse_user_argument_for_enum
label_desc: Use image node_id 2 for calling the _Psycopg2Range obj's underlying member method code with example usage: obj.result_processor(dialect, coltype) and returns: to_range, value