def sparqlfy_object(value, *args):
"""
Create SPARQL-friendly string representation of the value, considering
it is or contains a URI. Raises an exception if the value is neither.
Example:
>>> sparqlfy_object("compressed:uri")
... "compressed:uri"
>>> sparqlfy_object("http://some.uri")
... "<http://some.uri>"
>>> sparqlfy_object({"@id": "http://some.uri"})
... "<http://some.uri>"
"""
if isinstance(value, dict):
value = value["@id"]
if is_uri(value):
return u"<{0}>".format(value)
elif is_compressed_uri(value):
return value
else:
raise InstanceError("({0}) is not a URI or cURI".format(value))
def sparqlfy_object(value, *args):
"""
Create SPARQL-friendly string representation of the value, considering
it is or contains a URI. Raises an exception if the value is neither.
Example:
>>> sparqlfy_object("compressed:uri")
... "compressed:uri"
>>> sparqlfy_object("http://some.uri")
... "<http://some.uri>"
>>> sparqlfy_object({"@id": "http://some.uri"})
... "<http://some.uri>"
"""
if isinstance(value, dict):
value = value["@id"]
if is_uri(value):
return u"<{0}>".format(value)
elif is_compressed_uri(value):
return value
else:
raise InstanceError("({0}) is not a URI or cURI".format(value))
def decorate_with_class_prefix(list_of_dicts):
for dict_item in list_of_dicts:
uri = dict_item["@id"]
if is_compressed_uri(uri):
class_prefix = uri.rsplit(":")[0]
else:
pos = uri.rfind("/") + 1
class_prefix = uri[:pos]
dict_item["class_prefix"] = class_prefix
def decorate_with_class_prefix(list_of_dicts):
for dict_item in list_of_dicts:
uri = dict_item["@id"]
if is_compressed_uri(uri):
class_prefix = uri.rsplit(":")[0]
else:
pos = uri.rfind("/") + 1
class_prefix = uri[:pos]
dict_item["class_prefix"] = class_prefix
def test_is_compressed_uri_given_a_not_string(self):
self.assertEqual(is_compressed_uri(12), False)
def test_is_compressed_uri_given_a_literal(self):
self.assertEqual(is_compressed_uri("oi"), False)
def test_is_compressed_uri_given_a_compressed_and_prefixes(self):
self.assertEqual(
is_compressed_uri("newslug:xubiru",
{"newslug": "http://newslug.com"}), True)
def test_is_compressed_uri_given_a_uncompressed_uri(self):
self.assertEqual(is_compressed_uri("http://something.org/xubiru", {}),
False)
def test_is_compressed_uri_given_a_compressed_uri_with_invalid_prefix_slug(
self):
self.assertEqual(is_compressed_uri("unexistent:Xubi"), False)
def test_is_compressed_uri_given_a_compressed_uri(self):
self.assertEqual(is_compressed_uri("person:Person"), True)