def _parse_is_public(self, is_public):
"""Parse is_public into something usable.
* True: List public group types only
* False: List private group types only
* None: List both public and private group types
"""
if is_public is None:
# preserve default value of showing only public types
return True
elif utils.is_none_string(is_public):
return None
else:
try:
return strutils.bool_from_string(is_public, strict=True)
except ValueError:
msg = _('Invalid is_public filter [%s]') % is_public
raise exc.HTTPBadRequest(explanation=msg)
def _parse_is_public(self, is_public):
"""Parse is_public into something usable.
* True: List public volume types only
* False: List private volume types only
* None: List both public and private volume types
"""
if is_public is None:
# preserve default value of showing only public types
return True
elif utils.is_none_string(is_public):
return None
else:
try:
return strutils.bool_from_string(is_public, strict=True)
except ValueError:
msg = _('Invalid is_public filter [%s]') % is_public
raise exc.HTTPBadRequest(explanation=msg)