delete.py

import streamlit as st
import os
import requests

vector_db_host = os.environ.get('VECTOR_DB_HOST')

# queries the DB to get the options
collections = [
    record["name"]
    for record in requests.get(f"{vector_db_host}/collections").json()["result"][
        "collections"
    ]
]

with st.form(key="my_form"):
    collection_name = st.selectbox("collection", collections)
    
    submitted = st.form_submit_button(label="Delete")

    # prevents submission so that you don't accidentally delete
    # a collection
    if submitted:
        
        response = requests.delete(
            f"{vector_db_host}/collections/{collection_name}"
        ).json()

        st.json(response)