undoing commits before the last one

UDST · Aug 5, 2014 · cdb7ad5 · cdb7ad5
1 parent dd5195e
commit cdb7ad5
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Showing 2 changed files with 2 additions and 3 deletions.
diff --git a/urbansim/models/regression.py b/urbansim/models/regression.py
@@ -203,8 +203,7 @@ def _model_fit_to_table(fit):
 
 
 YTRANSFORM_MAPPING = {
-    None: '',
-    '': None,
+    None: None,
     np.exp: 'np.exp',
     'np.exp': np.exp,
     np.log: 'np.log',

diff --git a/urbansim/models/tests/test_regression.py b/urbansim/models/tests/test_regression.py
@@ -342,7 +342,7 @@ def test_SegmentedRegressionModel_yaml(groupby_df):
         'min_segment_size': 5000,
         'default_config': {
             'model_expression': 'col1 ~ col2',
-            'ytransform': ''
+            'ytransform': None
         },
         'fitted': False,
         'models': {