Better tagging directory structure (#2228)

tagging/taggers/sha.py

@@ -0,0 +1,12 @@
+# Copyright (c) Jupyter Development Team.
+# Distributed under the terms of the Modified BSD License.
+from docker.models.containers import Container
+
+from tagging.taggers.tagger_interface import TaggerInterface
+from tagging.utils.git_helper import GitHelper
+
+
+class SHATagger(TaggerInterface):
+    @staticmethod
+    def tag_value(container: Container) -> str:
+        return GitHelper.commit_hash_tag()