timestamp

b2w-reviews01.py

@@ -42,7 +42,7 @@ class Reviews(datasets.GeneratorBasedBuilder):
             description=_DESCRIPTION,
             features=datasets.Features(
                 dict(
-                    submission_date=datasets.Value("string"),
+                    submission_date=datasets.Value("timestamp[(s)]"),
                     reviewer_id=datasets.Value("string"),
                     product_id=datasets.Value("string"),
                     product_name=datasets.Value("string"),
@@ -50,8 +50,8 @@ class Reviews(datasets.GeneratorBasedBuilder):
                     site_category_lv1=datasets.Value("string"),
                     site_category_lv2=datasets.Value("string"),
                     review_title=datasets.Value("string"),
-                    overall_rating=datasets.Value("string"),
-                    recommend_to_a_friend=datasets.Value("string"),
+                    overall_rating=datasets.Value("int32"),
+                    recommend_to_a_friend=datasets.Value("bool"),
                     review_text=datasets.Value("string"),
                     reviewer_birth_year=datasets.Value("int32"),
                     reviewer_gender=datasets.Value("string"),
@@ -74,10 +74,24 @@ class Reviews(datasets.GeneratorBasedBuilder):
 
     def _generate_examples(self, filepath):
         def process_row(row):
+
+            recommend_key = {
+                "Yes": True,
+                "No": False,
+                "nan": None
+            }
+
+            row["recommend_to_a_friend"] = recommend_key[row["recommend_to_a_friend"]]
+
+            to_int_list = ["overall_rating", "product_id"]
+            for row_value in to_int_list:
+                row[row_value] = int(row[row_value])
+
             try:
                 row["reviewer_birth_year"] = int(float(row["reviewer_birth_year"]))
             except ValueError:
                 row["reviewer_birth_year"] = None
+            
             return row
         records = pd.read_csv(filepath).to_dict("records")
         for idx, row in enumerate(records):