lib: Use the new version features for data files

This lets us use a different directory for debugging

Signed-off-by: Anna Schumaker <Anna@NoWheyCreamery.com>

lib/data.py

@@ -1,12 +1,14 @@
 # Copyright 2019 (c) Anna Schumaker.
-import os
+from . import version
 import pathlib
 import pickle
 import xdg.BaseDirectory
 
 __resource = "emmental"
-if os.environ.get("EMMENTAL_TESTING"):
+if version.TESTING == True:
     __resource = "emmental-testing"
+elif version.DEBUG == True:
+    __resource = "emmental-debug"
 
 READ  = 'rb'
 WRITE = 'wb'