import constants

constants.py

+# third parties imports
+from pathlib import Path
+
+
+class Constant:
+
+    """Constants for dataset paths and column names."""
+
+    DATA_PATH = Path('data/tiny')  # -- fill here the dataset size to use
+
+    # Content
+    CONTENT_PATH = DATA_PATH / 'content' # Path to content data
+    # - item
+    ITEMS_FILENAME = 'movies.csv' # Filename for items data
+    ITEM_ID_COL = 'movieId' # Column name for item IDs
+    LABEL_COL = 'title' # Column name for item labels
+    GENRES_COL = 'genres'  # Column name for item genres
+
+    # Evidence
+    EVIDENCE_PATH = DATA_PATH / 'evidence' # Path to evidence data
+    # - ratings
+    RATINGS_FILENAME = 'ratings.csv' # Filename for ratings data
+    USER_ID_COL = 'userId' # Column name for user IDs
+    RATING_COL = 'rating' # Column name for ratings
+    TIMESTAMP_COL = 'timestamp'  # Column name for timestamps
+    USER_ITEM_RATINGS = [USER_ID_COL, ITEM_ID_COL, RATING_COL] # List of columns for user-item ratings
+
+    EVALUATION_PATH = DATA_PATH / 'evaluations' # Path to evaluation data
+
+    # Rating scale
+    RATINGS_SCALE = (0.5, 5.0) # -- fill in here the ratings scale as a tuple (min_value, max_value)