Fix data type bug in Python 3.

cort/coreference/instance_extractors.py

@@ -172,7 +172,7 @@ class InstanceExtractor:
                 arc_information[arc] = (
                     (numpy.array(feats[0], dtype=numpy.uint32),
                      numpy.array(feats[1], dtype=numpy.uint32),
-                     numpy.array(feats[2], dtype=float)),
+                     numpy.array(feats[2], dtype="float32")),
                     numpy.array(cost, dtype=float),
                     cons)
 

cort/coreference/perceptrons.pyx

@@ -501,7 +501,7 @@ cdef class Perceptron:
                                   double costs,
                                   numpy.uint32_t[:] nonnumeric_features,
                                   numpy.uint32_t[:] numeric_features,
-                                  double[:] numeric_vals):
+                                  float[:] numeric_vals):
 
         cdef double score = 0.0
         cdef int index = 0
@@ -524,7 +524,7 @@ cdef class Perceptron:
                              double[:] cached_weights,
                              numpy.uint32_t[:] nonnumeric_features,
                              numpy.uint32_t[:] numeric_features,
-                             double[:] numeric_vals,
+                             float[:] numeric_vals,
                              double update_val_for_weights,
                              double update_val_for_cached_weights):
         cdef int index