code: def long_names(self):
      if sqla_compat.sqla_14:
          return exclusions.skip_if("oracle<18")
      else:
          return exclusions.skip_if("oracle")
  
imports: from sqlalchemy import exc
  from sqlalchemy import Index
  from sqlalchemy import text
  from alembic.testing import exclusions
  from alembic.testing.requirements import SuiteRequirements
  from alembic.util import compat
  from alembic.util import sqla_compat
label_desc: Use image node_id 25 for calling the DefaultRequirements obj's underlying member method code with example usage: obj.long_names() and returns: exclusions, exclusions