Raise useful exception when encountering wrong type

nielstron · nielstron · commit e375088b9dee · 2023-03-15T17:53:50.000+01:00
diff --git a/pycardano/serialization.py b/pycardano/serialization.py
@@ -420,6 +420,8 @@ def _restore_dataclass_field(
                 f"List types need exactly one type argument, but got {t_args}"
             )
         t = t_args[0]
+        if not isinstance(v, list):
+            raise DeserializeException(f"Expected type list but got {type(v)}")
         if isclass(t) and issubclass(t, CBORSerializable):
             return IndefiniteList([t.from_primitive(w) for w in v])
         else:

Original file line number	Diff line number	Diff line change
`@@ -420,6 +420,8 @@ def _restore_dataclass_field(`
`420`	`420`	`f"List types need exactly one type argument, but got {t_args}"`
`421`	`421`	`)`
`422`	`422`	`t = t_args[0]`
	`423`	`+ if not isinstance(v, list):`
	`424`	`+ raise DeserializeException(f"Expected type list but got {type(v)}")`
`423`	`425`	`if isclass(t) and issubclass(t, CBORSerializable):`
`424`	`426`	`return IndefiniteList([t.from_primitive(w) for w in v])`
`425`	`427`	`else:`