From 420f90209ccccf7b08e5d8dfd75da102f40deaac Mon Sep 17 00:00:00 2001
From: Sona Chitchyan <chitchyan.sona@gmail.com>
Date: Wed, 9 Nov 2022 11:06:26 -0500
Subject: [PATCH] switched the return statement to NotImplementedError

---
 tardis/plasma/properties/nlte_rate_equation_solver.py | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/tardis/plasma/properties/nlte_rate_equation_solver.py b/tardis/plasma/properties/nlte_rate_equation_solver.py
index 928dd7c65e9..7b46e43a7ed 100644
--- a/tardis/plasma/properties/nlte_rate_equation_solver.py
+++ b/tardis/plasma/properties/nlte_rate_equation_solver.py
@@ -92,11 +92,9 @@ def calculate(
             total_coll_ion_coefficients[0],
             total_coll_recomb_coefficients[0],
         )
-        return (
-            -1,
-            -1,
-        )  # function still empty, that's why return statement is arbitrary at this point
-
+        
+        raise NotImplementedError("NLTE ionization hasn't been fully implemented yet!") 
+        
     @staticmethod
     def calculate_rate_matrix(
         phi_shell,