diff --git a/python/microns-materialization-api/microns_materialization_api/config/bases.py b/python/microns-materialization-api/microns_materialization_api/config/bases.py
new file mode 100644
index 0000000..1b1d909
--- /dev/null
+++ b/python/microns-materialization-api/microns_materialization_api/config/bases.py
@@ -0,0 +1,3 @@
+"""
+Base classes for DataJoint tables. 
+"""
\ No newline at end of file