remove BaseEnsemble from __all__

Author: sfluegel05

README.md

@@ -75,7 +75,7 @@ python -m chebifier predict --help
 You can also use the package programmatically:
 
 ```python
-from chebifier import BaseEnsemble
+from chebifier.ensemble.base_ensemble import BaseEnsemble
 
 # Instantiate ensemble model. If desired, can pass
 # a path to a configuration, like 'configs/example_config.yml'

chebifier/__init__.py

@@ -2,10 +2,6 @@
 # even if multiple subpackages are imported later.
 
 from ._custom_cache import PerSmilesPerModelLRUCache
-from chebifier.ensemble.base_ensemble import BaseEnsemble
 
-__all__ = [
-    "BaseEnsemble",
-]
 
 modelwise_smiles_lru_cache = PerSmilesPerModelLRUCache(max_size=100)