cleaning up the api test script

tests/python_API_test.py

@@ -110,13 +110,14 @@ def test_run_system_with_custom_logging():
         max_evolution_time,
     )
 
+    output = binary_c_python_api.run_system(
+        argstring, custom_logging_func_memaddr=func_memaddr
+    )
+
     print("function: test_run_system_with_custom_logging")
     print("memory adress of custom logging functions:")
     print(textwrap.indent(str(func_memaddr), "\t"))
 
-    output = binary_c_python_api.run_system(
-        argstring, custom_logging_func_memaddr=func_memaddr
-    )
     print("binary_c output:")
     print(textwrap.indent(output, "\t"))