diff --git a/.DS_Store b/.DS_Store
deleted file mode 100644
index fdd4bc6..0000000
Binary files a/.DS_Store and /dev/null differ
diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000..5dbcc58
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1 @@
+data/*.index filter=lfs diff=lfs merge=lfs -text
diff --git a/.gitignore b/.gitignore
index 476f47e..f838e3c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -130,3 +130,6 @@ dmypy.json
 
 # Gradio
 gradio_cached_examples/
+
+# MacOS
+.DS_Store
\ No newline at end of file
diff --git a/data.py b/data.py
new file mode 100644
index 0000000..57dda0a
--- /dev/null
+++ b/data.py
@@ -0,0 +1,29 @@
+import os
+import json
+import shutil
+
+from videohash import filepath_from_url
+
+with open('apb2022.json') as filein:
+    urls, videos, url2video, video2url = [], [], {}, {}
+    for item in json.load(filein):
+        urls.append(item['url'])
+        videos.append(item['mp4'])
+        url2video[item['url']] = item['mp4']
+        video2url[item['mp4']] = item['url']
+
+for url in videos:
+    filepath = filepath_from_url(url) + '.index'
+    datapath = os.path.join('data', os.path.basename(filepath))
+    if not os.path.exists(filepath) and os.path.exists(datapath):
+        shutil.copyfile(datapath, filepath)
+
+
+if __name__ == "__main__":
+    from videomatch import get_video_index
+
+    for url in videos:
+        get_video_index(url)
+        filepath = filepath_from_url(url) + '.index'
+        datapath = os.path.join('data', os.path.basename(filepath))
+        shutil.copyfile(filepath, datapath)
\ No newline at end of file
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--- /dev/null
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new file mode 100644
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new file mode 100644
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