__eq__() method for dtypes._Node

Author: shtaxxx

veriloggen/dataflow/dtypes.py

@@ -103,6 +103,9 @@ def __init__(self):
 
     def __hash__(self):
         return hash((id(self), self.object_id))
+
+    def __eq__(self, other):
+        return (id(self), self.object_id) == (id(other), other.object_id)
 
 #-------------------------------------------------------------------------------
 class _Numeric(_Node):