def yield_triples(self):
self._reset_count()
for a_line in self._line_reader.read_lines():
tokens = self._look_for_tokens(a_line.strip())
if len(tokens) != 3:
self._error_triples += 1
log_to_error(msg="This line caused error: " + a_line,
source=self._source_file)
else:
yield (tune_token(tokens[0]), tune_prop(tokens[1]),
tune_token(tokens[2]))
self._triples_count += 1
def _yield_relevant_sgraph_triples(self, target_nodes, sgraph):
for s, p, o in sgraph.yield_p_o_triples_of_target_nodes(
target_nodes=target_nodes,
depth=self._depth,
classes_at_last_level=self._classes_at_last_level,
instantiation_property=self._instantiation_property,
already_visited=None,
strict_syntax_with_uri_corners=self._strict_syntax_with_corners
):
yield (tune_subj(a_token=add_corners_if_it_is_an_uri(s)),
tune_prop(a_token=add_corners(p)),
tune_token(
a_token=add_corners_if_it_is_an_uri(o),
allow_untyped_numbers=self._allow_untyped_numbers))
def yield_triples(self):
self._reset_parsing()
for a_line in self._line_reader.read_lines():
for a_triple in self._process_line_2(a_line):
self._triples_count += 1
yield (tune_subj(a_triple[_S],
raise_error_if_no_corners=False),
tune_prop(a_triple[_P],
raise_error_if_no_corners=False),
tune_token(
a_triple[_O],
base_namespace=self._base,
allow_untyped_numbers=self._allow_untyped_numbers,
raise_error_if_no_corners=False))
def yield_triples(self):
self._reset_count()
for a_line in self._line_reader.read_lines():
tokens = self._look_for_tokens(a_line.strip())
if len(tokens) != 3:
self._error_triples += 1
log_to_error(msg="This line was discarded: " + a_line,
source=self._source_file)
else:
yield (tune_token(a_token=tokens[0]),
tune_prop(a_token=tokens[1]),
tune_token(
a_token=tokens[2],
allow_untyped_numbers=self._allow_untyped_numbers))
self._triples_count += 1
def add_triple(self, a_triple):
"""
It receives a tuple of 3 string elements. It adds it to the local rdflib graph
:param a_triple:
:return:
"""
subj = tune_subj(add_corners_if_it_is_an_uri(a_triple[_S]),
raise_error_if_no_corners=False)
prop = tune_prop(add_corners_if_it_is_an_uri(a_triple[_P]),
raise_error_if_no_corners=False)
obj = tune_token(add_corners_if_it_is_an_uri(a_triple[_O]),
raise_error_if_no_corners=False)
self._rdflib_graph.add((self._turn_obj_into_rdflib_element(subj),
self._turn_obj_into_rdflib_element(prop),
self._turn_obj_into_rdflib_element(obj)))
def yield_triples(self):
self._reset_count()
with open(self._source_file, "r") as in_stream:
for a_line in in_stream:
tokens = self._look_for_tokens(a_line.strip())
if len(tokens) != 3:
self._error_triples += 1
log_to_error(msg="This line caused error: " + a_line,
source=self._source_file)
else:
try:
yield (tune_token(tokens[0]), tune_prop(tokens[1]),
tune_token(tokens[2],
allow_untyped_numbers=True))
self._triples_count += 1
except ValueError as ve:
log_to_error(msg=ve.message +
"This line caused error: " + a_line,
source=self._source_file)