Fix setting string fields to support all types of strings

capnp/capnp.pyx

@@ -410,7 +410,7 @@ cdef _setDynamicField(_DynamicSetterClasses thisptr, field, value, parent):
     elif value_type is bool:
         temp = C_DynamicValue.Reader(<cbool>value)
         thisptr.set(field, temp)
-    elif value_type is str:
+    elif isinstance(value, basestring):
         temp = C_DynamicValue.Reader(<char*>value)
         thisptr.set(field, temp)
     elif value_type is list:
@@ -429,13 +429,10 @@ cdef _setDynamicField(_DynamicSetterClasses thisptr, field, value, parent):
 
 cdef _to_dict(msg):
     msg_type = type(msg)
-    print msg_type
     if msg_type is _DynamicListBuilder or msg_type is _DynamicListReader or msg_type is _DynamicResizableListBuilder:
-        print 'in list'
         return [_to_dict(x) for x in msg]
 
     if msg_type is _DynamicStructBuilder or msg_type is _DynamicStructReader:
-        print 'in struct'
         ret = {}
         try:
             which = msg.which()
@@ -445,7 +442,6 @@ cdef _to_dict(msg):
             pass
 
         for field in msg.schema.non_union_fields:
-            print field
             if msg._has(field):
                 ret[field] = _to_dict(getattr(msg, field))