def collect_values(data: Union[Resource, List[Resource]],
follow: str,
exception: Callable = Exception) -> List[str]:
def _collect(things: List) -> Iterator[str]:
for x in things:
if isinstance(x, Dict):
for k, v in x.items():
if isinstance(v, List):
yield from _collect(v)
elif isinstance(v, Dict):
yield from _collect([v])
else:
yield v
try:
r = Reshaper("")
reshaped = dispatch(data, r._reshape_many, r._reshape_one, [follow],
False)
if reshaped is None:
raise Exception(f"Nothing to collect")
jsoned = as_json(reshaped, False, False, None, None, None)
prepared = jsoned if isinstance(jsoned, List) else [jsoned]
return list(_collect(prepared))
except Exception as e:
raise exception(
f"An error occur when collecting values for path to follow '{follow}': {str(e)}"
)
def as_jsonld(data: Union[Resource, List[Resource]], form: str,
store_metadata: bool, model_context: Optional[Context],
metadata_context: Optional[Context],
context_resolver: Optional[Callable]) -> Union[Dict, List[Dict]]:
try:
valid_form = Form(form.lower())
except ValueError:
supported_forms = tuple(item.value for item in Form)
raise NotSupportedError(
f"supported serialization forms are {supported_forms}")
return dispatch(data, _as_jsonld_many, _as_jsonld_one, valid_form,
store_metadata, model_context, metadata_context,
context_resolver)
def collect_values(data: Union[Resource, List[Resource]], follow: str,
exception: Callable = Exception) -> List[str]:
def _collect(things: List) -> Iterator[str]:
for x in things:
if isinstance(x, Dict):
for k, v in x.items():
if isinstance(v, List):
yield from _collect(v)
elif isinstance(v, Dict):
yield from _collect([v])
else:
yield v
try:
r = Reshaper("")
reshaped = dispatch(data, r._reshape_many, r._reshape_one, [follow], False)
jsoned = as_json(reshaped, False, False, None, None, None)
prepared = jsoned if isinstance(jsoned, List) else [jsoned]
return list(_collect(prepared))
except AttributeError:
raise exception("path to follow is incorrect")
def as_graph(data: Union[Resource, List[Resource]], store_metadata: bool,
model_context: Optional[Context],
metadata_context: Optional[Context],
context_resolver: Optional[Callable]) -> Graph:
return dispatch(data, _as_graph_many, _as_graph_one, store_metadata,
model_context, metadata_context, context_resolver)
def reshape(self, data: Union[Resource, List[Resource]], keep: List[str],
versioned: bool) -> Union[Resource, List[Resource]]:
# POLICY Resource _last_action and _store_metadata should be None.
# POLICY Resource _validated and _synchronized should be False.
return dispatch(data, self._reshape_many, self._reshape_one, keep, versioned)