Update to test and utilities

Added some updates to docstrings and test unit parameters.

mloop/controllers.py

@@ -675,7 +675,7 @@ def _optimization_routine(self):
         '''
         Overrides _optimization_routine. Uses the parent routine for the training runs. Implements a customized _optimization_rountine when running the Gaussian Process learner. 
         '''
-        #Run the training runs using the standard optimization routine. Adjust the number of max_runs
+        #Run the training runs using the standard optimization routine.
         self.log.debug('Starting training optimization.')
         self.log.info('Run:' + str(self.num_in_costs +1))
         next_params = self._first_params()

mloop/utilities.py

@@ -57,6 +57,8 @@ def _config_logger(log_filename = default_log_filename,
         file_log_level (Optional[int]) : Level of log output for file, default is logging.DEBUG = 10
         console_log_level (Optional[int]) :Level of log output for console, defalut is logging.INFO = 20
     
+    Returns:
+        dictionary: Dict with extra keywords not used by the logging configuration.
     '''
     if not os.path.exists(log_foldername):
         os.makedirs(log_foldername)

tests/test_units.py

@@ -32,7 +32,7 @@ def test_max_num_runs(self):
         controller = mlc.create_controller(interface, 
                                            max_num_runs = 5, 
                                            target_cost = -1,
-                                           max_num_runs_without_better_params = 2)
+                                           max_num_runs_without_better_params = 10)
         controller.optimize()
         self.assertTrue(controller.best_cost == 1.)
         self.assertTrue(np.array_equiv(np.array(controller.in_costs),