diff --git a/src/generator/AutoRest.Python.Azure/Model/CodeModelPya.cs b/src/generator/AutoRest.Python.Azure/Model/CodeModelPya.cs
index 04b0f538f6..401a6ab469 100644
--- a/src/generator/AutoRest.Python.Azure/Model/CodeModelPya.cs
+++ b/src/generator/AutoRest.Python.Azure/Model/CodeModelPya.cs
@@ -42,6 +42,10 @@ public override string RequiredConstructorParameters
                 var optionalParams = new List<string>();
                 foreach (var property in Properties)
                 {
+                    if (property.IsConstant)
+                    {
+                        continue;
+                    }
                     if (property.IsRequired)
                     {
                         requireParams.Add(property.Name.ToPythonCase());
diff --git a/src/generator/AutoRest.Python/Model/CodeModelPy.cs b/src/generator/AutoRest.Python/Model/CodeModelPy.cs
index 7057e40e80..d4f729d0d7 100644
--- a/src/generator/AutoRest.Python/Model/CodeModelPy.cs
+++ b/src/generator/AutoRest.Python/Model/CodeModelPy.cs
@@ -74,6 +74,10 @@ public virtual string RequiredConstructorParameters
                 var requireParams = new List<string>();
                 foreach (var property in parameters)
                 {
+                    if (property.IsConstant)
+                    {
+                        continue;
+                    }
                     if (property.IsRequired)
                     {
                         requireParams.Add(property.Name);