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package main
import (
"database/sql"
"fmt"
"io"
"log"
"os"
"github.com/jonasknobloch/mbpe"
"go.jknobloc.com/x/dict"
"go.jknobloc.com/x/research/entropy"
"go.jknobloc.com/x/shelf"
"go.jknobloc.com/x/tokenizer/bpe"
_ "github.com/duckdb/duckdb-go/v2"
)
type NoPreTok struct{}
func (p *NoPreTok) PreTokenize(s string) []string {
return []string{s}
}
func main() {
o := shelf.Abs("results/runs-entropy/lesci_minipile_test_256_seed_default/gpt2_256_m000_minipile_seed/lesci.db")
var db *sql.DB
if database, err := initDatabase(o); err != nil {
log.Fatal(err)
} else {
db = database
}
defer db.Close()
db.SetMaxOpenConns(1)
var file *os.File
if f, err := os.Open(shelf.Abs("results/entropy/minipile/dict.txt")); err != nil {
log.Fatal(err)
} else {
file = f
}
tok := tokenizerMBPE()
var dict *dict.Dict[*entropy.Entry]
if d, err := loadDict(file, tok); err != nil {
log.Fatal(err)
} else {
dict = d
}
if err := entropy.Run(db, dict); err != nil {
log.Fatal(err)
}
}
func initDatabase(dsn string) (*sql.DB, error) {
var db *sql.DB
if database, err := sql.Open("duckdb", dsn); err != nil {
return nil, err
} else {
db = database
}
if err := db.Ping(); err != nil {
_ = db.Close()
return nil, err
}
return db, nil
}
func loadDict(r io.Reader, tok *mbpe.Tokenizer) (*dict.Dict[*entropy.Entry], error) {
return dict.LoadDict[*entropy.Entry](r, func(l string) (string, *entropy.Entry) {
var s string
var n int
if _, err := fmt.Sscanf(l, "%s %d", &s, &n); err != nil {
panic(err)
}
ids := tok.Tokenize(s)
b := to[int, uint8](ids) // TODO that conversion is fucking ass
return string(b), &entropy.Entry{
Encoded: s, // TODO encoded or decoded
TokenIDs: b,
LogProbs: make([]float32, len(ids)),
Bounds: make([]bool, len(ids)+1),
N: 0,
}
})
}
func to[a bpe.Integer, b bpe.Integer](s []a) []b {
r := make([]b, len(s))
// TODO handle overflow
for i, v := range s {
r[i] = b(v)
}
return r
}
func tokenizerMBPE() *mbpe.Tokenizer {
var tok *bpe.Tokenizer
v := shelf.Abs("tokenizers/minipile/tokenizer_gpt2_256_m000_minipile/vocab.json")
m := shelf.Abs("tokenizers/minipile/tokenizer_gpt2_256_m000_minipile/merges.txt")
if t, err := bpe.NewTokenizerFromFiles(v, m, bpe.DefaultConfig()); err != nil {
log.Fatal(err)
} else {
tok = t
}
foo := bpe.MBPE(tok)
foo.SetPreTokenizer(&NoPreTok{})
return foo
}
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