pre-commit renamed files to PEP standard and removed unused imports

tests/image_upload_test.py

@@ -0,0 +1,40 @@
+from __future__ import annotations
+
+import os
+from pathlib import Path
+
+from database import connect
+from database import VisualCommunication
+from dotenv import load_dotenv
+from pymongo.errors import DuplicateKeyError
+
+if __name__ == '__main__':
+    # get list of image paths
+    test_dir = Path(__file__).parent
+    img_dir = test_dir / 'imgs'
+    img_path_list = [path for path in img_dir.glob('*.jpeg') if path.is_file()]
+    print(img_path_list)
+    # instantiate data object
+    vis_com_list = [
+        VisualCommunication.from_file(path)
+        for path
+        in img_path_list
+    ]
+    for vis_com in vis_com_list:
+        print(repr(vis_com))
+    # prepare env vars
+    env_path = test_dir.parent / 'local.env'
+    assert env_path.exists()
+    load_dotenv(env_path)
+    os.environ['MONGO_HOST'] = 'localhost'
+    # connect to database
+    collection, db, client = connect()
+    print(client.server_info())
+    # upload images
+    for vis_com in vis_com_list:
+        try:
+            result = collection.insert_one(vis_com.model_dump())
+        except DuplicateKeyError as exc:
+            print('ignoring:\n', exc)
+        else:
+            print(f"inserted document: {result}")