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-rw-r--r--python/src/_cdec.pyx22
1 files changed, 19 insertions, 3 deletions
diff --git a/python/src/_cdec.pyx b/python/src/_cdec.pyx
index 698a66f6..cccfec0b 100644
--- a/python/src/_cdec.pyx
+++ b/python/src/_cdec.pyx
@@ -6,15 +6,15 @@ cimport decoder
include "vectors.pxi"
include "hypergraph.pxi"
include "lattice.pxi"
+include "mteval.pxi"
SetSilent(True)
-class ParseFailed(Exception):
- pass
+class ParseFailed(Exception): pass
cdef class Decoder:
cdef decoder.Decoder* dec
- cdef public DenseVector weights
+ cdef DenseVector weights
def __cinit__(self, char* config):
decoder.register_feature_functions()
@@ -27,6 +27,22 @@ cdef class Decoder:
def __dealloc__(self):
del self.dec
+ property weights:
+ def __get__(self):
+ return self.weights
+
+ def __set__(self, weights):
+ if isinstance(weights, DenseVector):
+ self.weights.vector[0] = (<DenseVector> weights).vector[0]
+ elif isinstance(weights, SparseVector):
+ self.weights.vector.clear()
+ ((<SparseVector> weights).vector[0]).init_vector(self.weights.vector)
+ elif isinstance(weights, dict):
+ for fname, fval in weights.items():
+ self.weights[fname] = fval
+ else:
+ raise TypeError('cannot initialize weights with %s' % type(weights))
+
def read_weights(self, cfg):
with open(cfg) as fp:
for line in fp: