app.py

import streamlit as st
from tokenizers.tools import EncodingVisualizer
from transformers import AutoTokenizer

st.set_page_config(page_title="BigCode Tokenizer", page_icon='👩‍💻', layout="wide")

tokenizer = AutoTokenizer.from_pretrained('bigcode/tokenizer', subfolder="digit-punctuation-bytelevel-bpe-py-js-java-50k")
visualizer = EncodingVisualizer(tokenizer=tokenizer._tokenizer, default_to_notebook=False)

text = st.text_area(label="", placeholder="Text to tokenize")
button_clicked = st.button("Tokenize")
if text or button_clicked:
    st.write(f"The input was split into {len(tokenizer.tokenize(text))} tokens.")
    st.components.v1.html(visualizer(text), height=1500)