0.26.27

basinhopping

Author: bartzbeielstein

pyproject.toml

@@ -7,7 +7,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "spotpython"
-version = "0.26.26"
+version = "0.26.27"
 authors = [
   { name="T. Bartz-Beielstein", email="tbb@bartzundbartz.de" }
 ]

src/spotpython/spot/spot.py

@@ -1820,7 +1820,7 @@ def suggest_new_X(self) -> np.array:
             ),
             "direct": lambda: self.optimizer(func=self.infill, bounds=self.de_bounds, eps=1e-2),
             "shgo": lambda: self.optimizer(func=self.infill, bounds=self.de_bounds),
-            "basinhopping": lambda: self.optimizer(func=self.infill, x0=self.min_X),
+            "basinhopping": lambda: self.optimizer(func=self.infill, x0=self.min_X, minimizer_kwargs={"method": "Nelder-Mead"}),
             "default": lambda: self.optimizer(func=self.infill, bounds=self.de_bounds),
         }
         for i in range(self.n_points):

test/test_preprocess.py

@@ -178,4 +178,4 @@ def test_generic_preprocess_df_with_empty_dataframe():
     try:
         generic_preprocess_df(df, target="target")
     except ValueError as e:
-        assert str(e) == "Target column 'target' not found in the DataFrame."
+        assert str(e) == "The input DataFrame is empty."