move function to get API key to data_validation

 * no need to import it from end_of_run_workflow()

Author: JunAishima

data_validation.py

@@ -1,7 +1,15 @@
+import os
 from prefect import task, flow, get_run_logger
 import time as ttime
 from tiled.client import from_uri
-from end_of_run_workflow import get_api_key_from_env
+from dotenv import load_dotenv
+
+
+def get_api_key_from_env(api_key=None):
+    with open("/srv/container.secret", "r") as secrets:
+        load_dotenv(stream=secrets)
+    api_key = os.environ["TILED_API_KEY"]
+    return api_key
 
 
 @task

end_of_run_workflow.py

@@ -3,17 +3,9 @@
 from prefect import task, flow, get_run_logger
 from data_validation import data_validation
 from test_extra_client import get_other_docs
-from dotenv import load_dotenv
 # from long_flow import long_flow
 
 
-def get_api_key_from_env(api_key=None):
-    with open("/srv/container.secret", "r") as secrets:
-        load_dotenv(stream=secrets)
-    api_key = os.environ["TILED_API_KEY"]
-    return api_key
-
-
 @task
 def log_completion(dry_run=False):
     logger = get_run_logger()