* Disable colander schema validation because of call overhead

* Added a test enviroment shell script to enable local execution of flask app
* disable fetching of branch intervention from the CGI args

bin/test_env.sh

@@ -0,0 +1,18 @@
+# Setup shell test enviroment settings
+export TAAR_API_PLUGIN=taar.plugin
+export TAAR_ITEM_MATRIX_BUCKET=telemetry-public-analysis-2
+export TAAR_ITEM_MATRIX_KEY=telemetry-ml/addon_recommender/item_matrix.json
+export TAAR_ADDON_MAPPING_BUCKET=telemetry-public-analysis-2
+export TAAR_ADDON_MAPPING_KEY=telemetry-ml/addon_recommender/addon_mapping.json
+export TAAR_ENSEMBLE_BUCKET=telemetry-parquet
+export TAAR_ENSEMBLE_KEY=taar/ensemble/ensemble_weight.json
+export TAAR_WHITELIST_BUCKET=telemetry-parquet
+export TAAR_WHITELIST_KEY=telemetry-ml/addon_recommender/only_guids_top_200.json
+export TAAR_LOCALE_BUCKET=telemetry-parquet
+export TAAR_LOCALE_KEY=taar/locale/top10_dict.json
+export TAAR_SIMILARITY_BUCKET=telemetry-parquet
+export TAAR_SIMILARITY_DONOR_KEY=taar/similarity/donors.json
+export TAAR_SIMILARITY_LRCURVES_KEY=taar/similarity/lr_curves.json
+export TAAR_MAX_RESULTS=10
+export DYNAMO_REGION=us-west-2
+export DYNAMO_TABLE_NAME=taar_addon_data_20180206

taar/plugin.py

@@ -76,9 +76,7 @@ def configure_plugin(app):  # noqa: C901
         # Coerce the uuid.UUID type into a string
         client_id = str(hashed_client_id)
 
-        branch = request.args.get("branch", "")
-
-        extra_data = {"branch": branch}
+        extra_data = {"branch": 'intervention_a'}
 
         locale = request.args.get("locale", None)
         if locale is not None:

taar/recommenders/recommendation_manager.py

@@ -158,7 +158,6 @@ class RecommendationManager:
             self._ctx, TAAR_WHITELIST_BUCKET, TAAR_WHITELIST_KEY
         )
 
-    @schema_validate(RecommendationManagerQuerySchema)
     def recommend(self, client_id, limit, extra_data={}):
         """Return recommendations for the given client.