update README.md

README.md

@@ -47,7 +47,6 @@ RedPajama is a clean-room, fully open-source implementation of the LLaMa dataset
 | Commoncrawl   | 878 Billion        |
 | C4            | 175 Billion        |
 | GitHub        | 59 Billion         |
-| Books         | 26 Billion         |
 | ArXiv         | 28 Billion         |
 | Wikipedia     | 24 Billion         |
 | StackExchange | 20 Billion         |
@@ -65,7 +64,7 @@ The dataset structure is as follows:
 {
     "text": ...,
     "meta": {"url": "...", "timestamp": "...", "source": "...", "language": "...", ...},
-    "red_pajama_subset": "common_crawl" | "c4" | "github" | "books" | "arxiv" | "wikipedia" | "stackexchange"
+    "red_pajama_subset": "common_crawl" | "c4" | "github" | "arxiv" | "wikipedia" | "stackexchange"
 }
 ```
 
@@ -118,7 +117,6 @@ SHA256 checksums for the dataset files for each data source are available here:
 
 ```
 https://data.together.xyz/redpajama-data-1T/v1.0.0/sha256/arxiv_SHA256SUMS.txt
-https://data.together.xyz/redpajama-data-1T/v1.0.0/sha256/book_SHA256SUMS.txt
 https://data.together.xyz/redpajama-data-1T/v1.0.0/sha256/c4_SHA256SUMS.txt
 https://data.together.xyz/redpajama-data-1T/v1.0.0/sha256/common_crawl_SHA256SUMS.txt
 https://data.together.xyz/redpajama-data-1T/v1.0.0/sha256/github_SHA256SUMS.txt
@@ -144,7 +142,6 @@ Please refer to the licenses of the data subsets you use.
 * [Common Crawl Foundation Terms of Use](https://commoncrawl.org/terms-of-use/full/)
 * [C4 license](https://huggingface.co/datasets/allenai/c4#license)
 * GitHub was limited to MIT, BSD, or Apache licenses only
-* Books: [the_pile_books3 license](https://huggingface.co/datasets/the_pile_books3#licensing-information) and [pg19 license](https://huggingface.co/datasets/pg19#licensing-information)
 * [ArXiv Terms of Use](https://info.arxiv.org/help/api/tou.html)
 * [Wikipedia License](https://huggingface.co/datasets/wikipedia#licensing-information)
 * [StackExchange license on the Internet Archive](https://archive.org/details/stackexchange)