BREAKING CHANGE: Changes in the code to allow the use of version 0.3.12 of ngboost. (#167)

* Changes in the code to allow the use of version 0.3.12 of ngboost.

* Refac the package

Author: eduardocorrearaujo

.pre-commit-config.yaml

@@ -12,13 +12,13 @@ repos:
       - id: end-of-file-fixer
         exclude: LICENSE
 
-  - repo: local
-    hooks:
-      - id: pyupgrade
-        name: pyupgrade
-        entry: poetry run pyupgrade --py39-plus
-        types: [python]
-        language: system
+  #- repo: local
+    #hooks:
+      #- id: pyupgrade
+      #  name: pyupgrade
+      #  entry: poetry run pyupgrade --py39-plus
+      #  types: [python]
+      #  language: system
 
   - repo: local
     hooks: