consoliate scheamtic config variables in flask config dictionary

Author: sujaypatil96

api/__init__.py

@@ -4,23 +4,18 @@
 
 from schematic import CONFIG
 
-# path to `config.yml` file as constant
-CONFIG_PATH = os.path.abspath(os.path.join(__file__, "../../config.yml"))
-
 
 def create_app():
     connexionapp = connexion.FlaskApp(__name__, specification_dir="openapi/")
     connexionapp.add_api("api.yaml")
+
+    # get the underlying Flask app instance
     app = connexionapp.app
 
-    # Configure schematic and do the error handling
-    # check if file exists at the path created, i.e., CONFIG_PATH
-    if os.path.isfile(CONFIG_PATH):
-        CONFIG.load_config(CONFIG_PATH)
-    else:
-        FileNotFoundError(
-            f"No configuration file was found at this path: {CONFIG_PATH}"
-        )
+    # path to config.yml file saved as a Flask config variable
+    app.config["SCHEMATIC_CONFIG"] = os.path.abspath(
+        os.path.join(__file__, "../../config.yml")
+    )
 
     # Configure flask app
     # app.config[] = schematic[]

api/routes.py

@@ -4,7 +4,9 @@
 import urllib.request
 
 import connexion
-from flask import current_app, request, g
+from flask import current_app as app, request, g
+
+from schematic import CONFIG
 
 from schematic.manifest.generator import ManifestGenerator
 
@@ -18,6 +20,16 @@
 
 # @before_request
 def get_manifest_route(schema_url, title, oauth, use_annotations):
+    # check if file exists at the path created, i.e., app.config['SCHEMATIC_CONFIG']
+    path_to_config = app.config["SCHEMATIC_CONFIG"]
+
+    if os.path.isfile(path_to_config):
+        CONFIG.load_config(path_to_config)
+    else:
+        raise FileNotFoundError(
+            f"No configuration file was found at this path: {path_to_config}"
+        )
+
     # retrieve a JSON-LD via URL and store it in a temporary location
     with urllib.request.urlopen(schema_url) as response:
         with tempfile.NamedTemporaryFile(delete=False, suffix=".jsonld") as tmp_file:
@@ -26,11 +38,6 @@ def get_manifest_route(schema_url, title, oauth, use_annotations):
     # get path to temporary JSON-LD file
     jsonld = tmp_file.name
 
-    # Move schematic config parameters into FlaskApp config object if any
-    # current_app.config['model']
-    # current_app.config['input']
-    # current_app.config['location']
-
     # request.data[]
     data_type = connexion.request.args["data_type"]