def _get_pet(self, species, name):
entries = pets.get(species)
if entries is None:
return None
entry = entries.get(name)
if entry is None:
return None
handle = ResourceHandle(species, dict(name=name))
return self.pool.get_resource_from_handle(handle)
def get_variant(variant_handle):
"""Create a variant given its handle (or serialized dict equivalent)
Args:
variant_handle (`ResourceHandle` or dict): Resource handle, or
equivalent serialized dict representation from
ResourceHandle.to_dict
Returns:
`Variant`.
"""
if isinstance(variant_handle, dict):
variant_handle = ResourceHandle.from_dict(variant_handle)
variant_resource = package_repository_manager.get_resource_from_handle(variant_handle)
variant = Variant(variant_resource)
return variant
def get_package_from_handle(package_handle):
"""Create a package given its handle (or serialized dict equivalent)
Args:
package_handle (`ResourceHandle` or dict): Resource handle, or
equivalent serialized dict representation from
ResourceHandle.to_dict
Returns:
`Package`.
"""
if isinstance(package_handle, dict):
package_handle = ResourceHandle.from_dict(package_handle)
package_resource = package_repository_manager.get_resource_from_handle(package_handle)
package = Package(package_resource)
return package
def get_variant(variant_handle):
"""Create a variant given its handle.
Args:
variant_handle (`ResourceHandle` or dict): Resource handle, or
equivalent dict.
Returns:
`Variant`.
"""
if isinstance(variant_handle, dict):
variant_handle = ResourceHandle.from_dict(variant_handle)
variant_resource = package_repository_manager.get_resource(variant_handle)
variant = Variant(variant_resource)
return variant
def get_variant(variant_handle, context=None):
"""Create a variant given its handle (or serialized dict equivalent)
Args:
variant_handle (`ResourceHandle` or dict): Resource handle, or
equivalent serialized dict representation from
ResourceHandle.to_dict
context (`ResolvedContext`): The context this variant is associated
with, if any.
Returns:
`Variant`.
"""
if isinstance(variant_handle, dict):
variant_handle = ResourceHandle.from_dict(variant_handle)
variant_resource = package_repository_manager.get_resource_from_handle(variant_handle)
variant = Variant(variant_resource, context=context)
return variant
def get_variant(variant_handle, context=None):
"""Create a variant given its handle (or serialized dict equivalent)
Args:
variant_handle (`ResourceHandle` or dict): Resource handle, or
equivalent serialized dict representation from
ResourceHandle.to_dict
context (`ResolvedContext`): The context this variant is associated
with, if any.
Returns:
`Variant`.
"""
if isinstance(variant_handle, dict):
variant_handle = ResourceHandle.from_dict(variant_handle)
variant_resource = package_repository_manager.get_resource_from_handle(variant_handle)
variant = Variant(variant_resource, context=context)
return variant
def make_resource_handle(self, resource_key, **variables):
"""Create a `ResourceHandle`
Nearly all `ResourceHandle` creation should go through here, because it
gives the various resource classes a chance to normalize / standardize
the resource handles, to improve caching / comparison / etc.
"""
if variables.get("repository_type", self.name()) != self.name():
raise ResourceError("repository_type mismatch - requested %r, "
"repository_type is %r" %
(variables["repository_type"], self.name()))
variables["repository_type"] = self.name()
if variables.get("location", self.location) != self.location:
raise ResourceError("location mismatch - requested %r, repository "
"location is %r" %
(variables["location"], self.location))
variables["location"] = self.location
resource_cls = self.pool.get_resource_class(resource_key)
variables = resource_cls.normalize_variables(variables)
return ResourceHandle(resource_key, variables)
def get_resource(self, resource_key, variables=None):
variables = variables or {}
handle = ResourceHandle(resource_key, variables)
return self.get_resource_from_handle(handle)
def get_resource(self, resource_key, **variables):
variables["repository_type"] = self.name()
handle = ResourceHandle(resource_key, variables)
return self.get_resource_from_handle(handle)
