provide dummy visualization method

app/cocal_methods.py

@@ -499,6 +499,16 @@ class CocalMethods:
         fig.savefig(self.result_image_path)
         # plt.show()
 
+    def generate_spectral_domain_visualization_dummy(self):
+
+        # visualize result
+        fig, ax = plt.subplots(nrows=1, ncols=1, sharex=True, squeeze=False, figsize=(8,5))
+        fig.suptitle("DUMMY PLOT")
+
+        fig.tight_layout()
+        fig.savefig(self.result_image_path)
+        # plt.show()
+
     def perform_dummy_computations(self):
         self.start_date = datetime.date.today().isoformat()