Remove unecessary variable 'jac'

qutip · Apr 22, 2022 · 90f4554 · 90f4554
1 parent 083452f
commit 90f4554
Showing 1 changed file with 1 addition and 4 deletions.
diff --git a/src/qutip_qip/vqa.py b/src/qutip_qip/vqa.py
@@ -319,9 +319,6 @@ def optimize_parameters(
                 " nor a string specifying initialization."
             )
 
-        # Function for computing jacobian
-        jac = self.compute_jac if use_jac else None
-
         # Run the scipy minimization function
         if layer_by_layer:
             max_layers = self.n_layers
@@ -363,7 +360,7 @@ def layer_jac(a, p):
                 self.evaluate_parameters,
                 angles,
                 method=method,
-                jac=jac,
+                jac=self.compute_jac if use_jac else None,
                 bounds=bounds,
                 constraints=constraints,
                 options={"disp": False},