def get_backend(self, name=None, **kwargs):
backends = self._backends.values()
# Special handling of the `name` parameter, to support alias resolution
# and handling of groups.
if name:
try:
resolved_name = resolve_backend_name(
name, backends, self.grouped_backend_names(),
self.deprecated_backend_names(), {})
name = resolved_name
except LookupError:
pass
return super().get_backend(name=name, **kwargs)
def get_backend(self, name=None, **kwargs):
backends = self._backends.values()
# Special handling of the `name` parameter, to support alias resolution
# and deprecated names.
if name:
try:
resolved_name = resolve_backend_name(
name, backends, self._deprecated_backend_names(), {})
name = resolved_name
except LookupError:
raise QiskitBackendNotFoundError(
"The '{}' backend is not installed in your system.".format(
name))
return super().get_backend(name=name, **kwargs)
def backends(self, name=None, filters=None, **kwargs):
# pylint: disable=arguments-differ
backends = self._backends.values()
# Special handling of the `name` parameter, to support alias resolution
# and deprecated names.
if name:
try:
resolved_name = resolve_backend_name(
name, backends, self._deprecated_backend_names(), {})
backends = [
backend for backend in backends
if backend.name() == resolved_name
]
except LookupError:
return []
return filter_backends(backends, filters=filters, **kwargs)
