Closes #16: Generate dashboards from experiments json definition in a…

… lambda handler.

src/dashboards/dashboard_instances/lambda.py

@@ -0,0 +1,32 @@
+import os
+
+from src.redash_client import RedashClient
+from src.utils import read_experiment_definition, format_date
+from src.dashboards.ActivityStreamExperimentDashboard import (
+    ActivityStreamExperimentDashboard)
+
+DIRECTORY_NAME = "experiments/json_definitions"
+FILENAME = "experiments2.json"
+
+
+def handler():
+  api_key = os.environ["REDASH_API_KEY"]
+  redash_client = RedashClient(api_key)
+
+  experiments = read_experiment_definition(FILENAME)
+  print experiments
+  for experiment in experiments:
+    dash = ActivityStreamExperimentDashboard(
+        redash_client,
+        experiment["name"],
+        experiment["variant"]["experiment_variant_slug"],
+        experiment["addon_versions"],
+        format_date(experiment["start_date"]),
+    )
+
+    dash.add_event_graphs(dash.DEFAULT_EVENTS)
+    dash.add_event_graphs(
+        dash.MASGA_EVENTS, events_table="activity_stream_masga")
+    dash.add_events_per_user(dash.DEFAULT_EVENTS)
+    dash.add_ttable()
+    dash.update_refresh_schedule(43200)