pass instance variables to basen instantiation

Author: florian

category_encoders/binary.py

@@ -78,9 +78,9 @@ def __init__(self, verbose=0, cols=None, mapping=None, drop_invariant=False, ret
         self.return_df = return_df
         self.handle_unknown = handle_unknown
         self.handle_missing = handle_missing
-        self.base_n_encoder = ce.BaseNEncoder(base=2, verbose=verbose, cols=cols, mapping=mapping,
-                                              drop_invariant=drop_invariant, return_df=return_df,
-                                              handle_unknown=handle_unknown, handle_missing=handle_missing)
+        self.base_n_encoder = ce.BaseNEncoder(base=2, verbose=self.verbose, cols=self.cols, mapping=self.mapping,
+                                              drop_invariant=self.drop_invariant, return_df=self.return_df,
+                                              handle_unknown=self.handle_unknown, handle_missing=self.handle_missing)
 
     def fit(self, X, y=None, **kwargs):
         """Fit encoder according to X and y.