Batchrunfixedparameters

mesa/batchrunner.py

@@ -82,6 +82,7 @@ def __init__(self, model_cls, variable_parameters=None,
         self.model_cls = model_cls
         self.variable_parameters = self._process_parameters(variable_parameters)
         self.fixed_parameters = fixed_parameters or {}
+        self._include_fixed = len(self.fixed_parameters.keys()) > 0
         self.iterations = iterations
         self.max_steps = max_steps
 
@@ -193,4 +194,7 @@ def _prepare_report_table(self, vars_dict, extra_cols=None):
         rest_cols = set(df.columns) - set(index_cols)
         ordered = df[index_cols + list(sorted(rest_cols))]
         ordered.sort_values(by='Run', inplace=True)
+        if self._include_fixed:
+            for param in self.fixed_parameters.keys():
+                ordered[param] = self.fixed_parameters[param]
         return ordered

tests/test_batchrunner.py

@@ -155,6 +155,7 @@ def test_model_with_variable_and_fixed_kwargs(self):
         batch = self.launch_batch_processing()
         model_vars = batch.get_model_vars_dataframe()
         expected_cols = (len(self.variable_params) +
+                         len(self.fixed_params) +
                          len(self.model_reporters) +
                          1)
         self.assertEqual(model_vars.shape, (self.model_runs, expected_cols))