code: def test_nextset(self):
      # psycopg2 does not implement nextset()
      pass
  
file_path: psycopg2/tests/test_psycopg2_dbapi20.py
imports: from .None import dbapi20
  from .None import dbapi20_tpc
  from .testutils import skip_if_tpc_disabled
  import unittest
  import psycopg2
  from .testconfig import dsn
label_desc: Use image node_id 3 for calling the Psycopg2Tests obj's underlying member method code with example usage: obj.test_nextset() without return types