[CORD-2080] Adding 'tosca_key' support in xproto

Change-Id: Ib01c1cdcb81a51819c9e08703e6c76a4ffa09f17
diff --git a/src/tosca/default.py b/src/tosca/default.py
index 6bb789c..4de0975 100644
--- a/src/tosca/default.py
+++ b/src/tosca/default.py
@@ -17,4 +17,5 @@
 import os
 
 TOSCA_DEFS_DIR = os.path.dirname(os.path.realpath(__file__)) + "/custom_types"
-TOSCA_RECIPES_DIR = os.path.dirname(os.path.realpath(__file__)) + "/"
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+TOSCA_RECIPES_DIR = os.path.dirname(os.path.realpath(__file__)) + "/"
+TOSCA_KEYS_DIR = os.path.abspath(os.path.dirname(os.path.realpath(__file__)) + "/../grpc_client")
\ No newline at end of file