Enable creating custom methods

smnp/type/model.py

@@ -10,6 +10,7 @@ class Type(Enum):
     LIST = (list, lambda x: f"[{', '.join([e.stringify() for e in x])}]")
     PERCENT = (float, lambda x: f"{int(x * 100)}%")
     NOTE = (Note, lambda x: x.note.name)
+    TYPE = (None, lambda x: str(x.type.name.lower()))
     VOID = (type(None), lambda x: _failStringify(Type.VOID))
 
     def stringify(self, element):

smnp/type/value.py

@@ -5,7 +5,7 @@ class Value:
     def __init__(self, objectType, value):
         self.value = value
 
-        if type(value) == objectType.value[0]:
+        if objectType.value[0] is None or type(value) == objectType.value[0]:
             self.type = objectType
 
         elif type(value) == Value: