adding packed array support

Author: crazyeng

wolframclient/language/array.py

@@ -25,3 +25,6 @@ def __getitem__(self, k):
 
     def __len__(self):
         return len(self.array)
+
+class PackedArray(NumericArray):
+    pass

wolframclient/serializers/encoders/builtin.py

@@ -2,7 +2,7 @@
 
 import math
 
-from wolframclient.language.array import NumericArray
+from wolframclient.language.array import NumericArray, PackedArray
 from wolframclient.language.expression import WLFunction, WLInputExpression, WLSymbol
 from wolframclient.serializers.serializable import WLSerializable
 from wolframclient.serializers.utils import safe_len
@@ -179,3 +179,7 @@ def encode_association(serializer, o):
 @encoder.dispatch(NumericArray)
 def encode_array(serializer, o):
     return serializer.serialize_numeric_array(o.tobytes(), o.shape, o.type)
+
+@encoder.dispatch(PackedArray)
+def encode_array(serializer, o):
+    return serializer.serialize_packed_array(o.tobytes(), o.shape, o.type)