Upload cot_synthesis2_arxiv-mid/2_text_document.idx with huggingface_hub

.gitattributes

@@ -63,3 +63,4 @@ code-low/part_36_text_document.idx filter=lfs diff=lfs merge=lfs -text
 code-mid/part_37_text_document.idx filter=lfs diff=lfs merge=lfs -text
 cot_synthesis2_arxiv-high/1_text_document.idx filter=lfs diff=lfs merge=lfs -text
 cot_synthesis2_arxiv-low/1_text_document.idx filter=lfs diff=lfs merge=lfs -text
+cot_synthesis2_arxiv-mid/2_text_document.idx filter=lfs diff=lfs merge=lfs -text

cot_synthesis2_arxiv-mid/2_text_document.idx

@@ -0,0 +1,3 @@
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+size 10000042