Add xpath text baseline (without output as it's huge)

run_xpath_text.py

@@ -0,0 +1,30 @@
+#!/usr/bin/env python3
+import gzip
+import json
+from pathlib import Path
+
+import lxml.html
+
+
+def xpath_text(html: str) -> str:
+    root = lxml.html.fromstring(html)
+    bodies = root.xpath('//body')
+    if bodies:
+        root = bodies[0]
+    return ' '.join(root.xpath('.//text()'))
+
+
+def main():
+    output = {}
+    for path in Path('html').glob('*.html.gz'):
+        with gzip.open(path, 'rt', encoding='utf8') as f:
+            html = f.read()
+        item_id = path.stem.split('.')[0]
+        output[item_id] = {'articleBody': xpath_text(html)}
+    (Path('output') / 'xpath-text.json').write_text(
+        json.dumps(output, sort_keys=True, ensure_ascii=False, indent=4),
+        encoding='utf8')
+
+
+if __name__ == '__main__':
+    main()