venv/lib/python3.11/site-packages/markupsafe/_native.py

def _escape_inner(s: str, /) -> str:
    return (
        s.replace("&", "&")
        .replace(">", ">")
        .replace("<", "&lt;")
        .replace("'", "&#39;")
        .replace('"', "&#34;")
    )