Bugfix.

Former-commit-id: 45f84ca1

gms_preprocessing/algorithms/L2B_P.py

@@ -336,7 +336,7 @@ class SpecHomo_Classifier(object):
         self.logger = logger or GMS_logger(__name__)  # must be pickable
 
     def generate_reference_cube(self, tgt_satellite, tgt_sensor, n_clusters=10, tgt_n_samples=1000, path_out='',
-                                fmt_out=''):
+                                fmt_out='ENVI'):
         # type: (str, str, int, int, str, str) -> np.ndarray
         """Generate reference spectra from all hyperspectral input images.