Update files from the datasets library (from 1.7.0)

Release notes: https://github.com/huggingface/datasets/releases/tag/1.7.0

README.md

@@ -1,4 +1,5 @@
 ---
+paperswithcode_id: null
 ---
 
 # Dataset Card for "qa_zre"
@@ -6,12 +7,12 @@
 ## Table of Contents
 - [Dataset Description](#dataset-description)
   - [Dataset Summary](#dataset-summary)
-  - [Supported Tasks](#supported-tasks)
+  - [Supported Tasks and Leaderboards](#supported-tasks-and-leaderboards)
   - [Languages](#languages)
 - [Dataset Structure](#dataset-structure)
   - [Data Instances](#data-instances)
   - [Data Fields](#data-fields)
-  - [Data Splits Sample Size](#data-splits-sample-size)
+  - [Data Splits](#data-splits)
 - [Dataset Creation](#dataset-creation)
   - [Curation Rationale](#curation-rationale)
   - [Source Data](#source-data)
@@ -41,7 +42,7 @@
 
 A dataset reducing relation extraction to simple reading comprehension questions
 
-### Supported Tasks
+### Supported Tasks and Leaderboards
 
 [More Information Needed](https://github.com/huggingface/datasets/blob/master/CONTRIBUTING.md#how-to-contribute-to-the-dataset-cards)
 
@@ -83,7 +84,7 @@ The data fields are the same among all splits.
 - `context`: a `string` feature.
 - `answers`: a `list` of `string` features.
 
-### Data Splits Sample Size
+### Data Splits
 
 | name  | train |validation| test |
 |-------|------:|---------:|-----:|
@@ -97,10 +98,22 @@ The data fields are the same among all splits.
 
 ### Source Data
 
+#### Initial Data Collection and Normalization
+
+[More Information Needed](https://github.com/huggingface/datasets/blob/master/CONTRIBUTING.md#how-to-contribute-to-the-dataset-cards)
+
+#### Who are the source language producers?
+
 [More Information Needed](https://github.com/huggingface/datasets/blob/master/CONTRIBUTING.md#how-to-contribute-to-the-dataset-cards)
 
 ### Annotations
 
+#### Annotation process
+
+[More Information Needed](https://github.com/huggingface/datasets/blob/master/CONTRIBUTING.md#how-to-contribute-to-the-dataset-cards)
+
+#### Who are the annotators?
+
 [More Information Needed](https://github.com/huggingface/datasets/blob/master/CONTRIBUTING.md#how-to-contribute-to-the-dataset-cards)
 
 ### Personal and Sensitive Information

qa_zre.py

@@ -86,11 +86,11 @@ class QaZre(datasets.GeneratorBasedBuilder):
     def _generate_examples(self, filepaths):
         """Yields examples."""
 
-        for filepath in filepaths:
+        for file_idx, filepath in enumerate(filepaths):
             with open(filepath, encoding="utf-8") as f:
                 data = csv.reader(f, delimiter="\t")
                 for idx, row in enumerate(data):
-                    yield idx, {
+                    yield f"{file_idx}_{idx}", {
                         "relation": row[0],
                         "question": row[1],
                         "subject": row[2],