pants-plugins/src/python/twitter/pants_internal/tasks/build_props/base.py:    register('--extra', default=[], action='append',
pants-plugins/src/python/twitter/pants_internal/tasks/dataset_gen.py:    register('--jvm-options', action='append', metavar='<option>...', advanced=True,
pants-plugins/src/python/twitter/pants_internal/tasks/ensure_tests.py:    register('--jvm-options', action='append', metavar='<option>...',
pants-plugins/src/python/twitter/pants_internal/tasks/persisted_schema_compatibility_checker.py:    register('--jvm-options', action='append', metavar='<option>...', advanced=True, fingerprint=True,
pants-plugins/src/python/twitter/pants_internal/tasks/source_dep_list.py:    register('--manual-override-file', default=[], action='append',
pants-plugins/src/python/twitter/pants_internal/tasks/twitter_tests.py:        action='append',