Scrape for "paris coronavirus" images

tests/preprocessing_test.py

@@ -3,7 +3,7 @@ from requests import get
 
 from app.preprocessing import create_dataframe
 from app.data_request import request_dataset
-from constants import COLUMNS, DATASETS, URL
+from constants import COLUMNS, DATASETS, DATASET_URL
 
 
 def test_dataset_request():
@@ -11,7 +11,7 @@ def test_dataset_request():
     Checks that the datasets URLs are reachable
     """
     for dataset in DATASETS:
-        response = get(URL.format(dataset))
+        response = get(DATASET_URL.format(dataset))
         assert response.status_code == 200