Add DequantDescriptor

Deeploy/OperatorDescriptor.py

@@ -376,10 +376,22 @@ def canonicalize(self, node: gs.Node, opset: int) -> bool:
     ],
 )
 
+dequantDesc = OperatorDescriptor(
+    inputDescriptor = IoDesc("data_in"),
+    outputDescriptor = IoDesc("data_out"),
+    attrDescriptors = [
+        AttrDesc("scale", FloatUnpack),
+        AttrDesc("zero_point", FloatUnpack),
+        AttrDesc("bit_width", IntUnpack),
+        AttrDesc("signed", BoolUnpack),
+    ],
+)
+
 defaultOperatorDescriptors: Dict[str, OperatorDescriptor] = {
     "Add": addDesc,
     "Concat": concatDesc,
     "Conv": convDesc,
+    "Dequant": dequantDesc,
     "Gelu": geluDesc,
     "ITAMax": itaMaxDesc,
     "ITAPartialMax": itaPartialMaxDesc,

Deeploy/Targets/Generic/Parsers.py

@@ -2488,12 +2488,10 @@ def parseNode(self, node: gs.Node) -> bool:
         ])
 
         if ret:
-            self.operatorRepresentation['scale'] = float(node.attrs['scale'])
-            self.operatorRepresentation['zero_point'] = float(node.attrs['zero_point'])
-            self.operatorRepresentation['bit_width'] = int(node.attrs['bit_width'])
-
-            self.operatorRepresentation['signed'] = bool(node.attrs['signed'])
-
+            self.operatorRepresentation['scale'] = node.attrs['scale']
+            self.operatorRepresentation['zero_point'] = node.attrs['zero_point']
+            self.operatorRepresentation['bit_width'] = node.attrs['bit_width']
+            self.operatorRepresentation['signed'] = node.attrs['signed']
         return ret
 
     def parseNodeCtxt(self,