Revert "Merged"

This reverts commit 801d883, reversing
changes made to 48eb993.

Author: eddiebergman

autosklearn/__init__.py

@@ -19,7 +19,7 @@
         "/auto-sklearn/stable/installation.html#windows-osx-compability" % sys.platform
     )
 
-if sys.version_info < (3, 7):
+if sys.version_info < (3, 6):
     raise ValueError(
         "Unsupported python version %s found. Auto-sklearn requires Python "
         "3.6 or higher." % sys.version_info

autosklearn/automl.py

@@ -13,7 +13,6 @@
 )
 
 import copy
-import distro
 import io
 import itertools
 import json