Add MiniPile preparation

1 files changed, 47 insertions, 0 deletions

diff --git a/llmc/cmd/data/minipile.go b/llmc/cmd/data/minipile.go
new file mode 100644
index 0000000..2afeffe
--- /dev/null
+++ b/llmc/cmd/data/minipile.go
@@ -0,0 +1,47 @@
+package main
+
+import (
+	"log"
+
+	"go.jknobloc.com/x/dataset"
+	"go.jknobloc.com/x/llm"
+	"go.jknobloc.com/x/llmc"
+	"go.jknobloc.com/x/shelf"
+	"go.jknobloc.com/x/tokenizer/bpe"
+)
+
+func miniPile() {
+	prepareSplit := func(datasetPath, shardName string) {
+		var reader dataset.Reader
+
+		if r, err := dataset.NewParquetReader(datasetPath); err != nil {
+			log.Fatal(err)
+		} else {
+			reader = r
+		}
+
+		var tokenizer llm.Tokenizer
+
+		v := shelf.Abs("tokenizers/tokenizer_gpt2_50256_m000_minipile/vocab.json")
+		m := shelf.Abs("tokenizers/tokenizer_gpt2_50256_m000_minipile/merges.txt")
+
+		if t, err := bpe.NewTokenizerFromFiles(v, m, bpe.DefaultConfig()); err != nil {
+			log.Fatal(err)
+		} else {
+			tokenizer = t
+		}
+
+		docs := llmc.TokenizeAll(reader, tokenizer, 50256)
+
+		if _, err := llmc.WriteShards(shelf.Abs("llmc/minipile/m000"), "", 100_000_000, docs); err != nil {
+			log.Fatal(err)
+		}
+
+		if err := reader.Err(); err != nil {
+			log.Fatal(err)
+		}
+	}
+
+	prepareSplit(shelf.Abs("data/minipile/train"), "minipile_train")
+	prepareSplit(shelf.Abs("data/minipile/validation"), "minipile_val")
+}