explosion/spaCy
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* Work on compressor

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This commit is contained in:
Matthew Honnibal 2015-07-12 16:03:43 +02:00
parent 14eafcab15
commit aa7bfd932b
1 changed files with 9 additions and 3 deletions
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12
spacy/serialize.pyx
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@ -31,6 +31,8 @@ cdef struct Node:
cdef class HuffmanCodec:
cdef vector[Node] nodes
cdef vector[vector[bint]] codes
cdef vector[bint] oov_code
cdef uint64_t oov_symbol
cdef float[:] probs
cdef dict table
def __init__(self, symbols, probs):
@ -44,11 +46,15 @@ cdef class HuffmanCodec:
cdef vector[bint] path
assign_codes(self.nodes, self.codes, len(self.nodes) - 1, path)
def encode(self, sequence):
def encode(self, uint64_t[:] sequence):
bits = []
cdef uint64_t symbol
for symbol in sequence:
i = self.table[symbol]
code = self.codes[i]
i = <int>self.table.get(symbol)
if i == 0:
raise Exception("Unseen symbol: %s" % symbol)
else:
code = self.codes[i]
bits.extend(code)
return bits