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* Fix negative indices in Span

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This commit is contained in:
Matthew Honnibal 2015-07-30 02:30:24 +02:00
parent 74d8cb3980
commit 9590968fc1
1 changed files with 6 additions and 2 deletions
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8
spacy/tokens/spans.pyx
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@ -41,13 +41,17 @@ cdef class Span:
def __getitem__(self, int i):
if i < 0:
i = len(self) - i
return self._seq[self.start + i]
return self._seq[self.end + i]
else:
return self._seq[self.start + i]
def __iter__(self):
for i in range(self.start, self.end):
yield self._seq[i]
def merge(self, unicode tag, unicode lemma, unicode ent_type):
self._seq.merge(self[0].idx, self[-1].idx + len(self[-1]), tag, lemma, ent_type)
property root:
"""The first ancestor of the first word of the span that has its head
outside the span.