I am geeting this erreor multipleApp.run() missing 1 required positional argument: 'self'

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1

import streamlit as st
from streamlit_option_menu import option_menu

st.set_page_config(
page_title=“My Online Store”,
)

class multipleApp:
def init(self):
self.apps = 

def add_app(self, title, function):
    self.apps.append({
        "title": title,
        "function": function
    })

def run(self):

    with st.sidebar:
        app = option_menu(
            menu_title="My Online Store",
            options=["Home", "About"],
            icons=["house-fill", "person-circle"],
            menu_icon="chat-text-fill",
            default_index=1,
            styles={
                "container": {"padding": "5!important", "background-color": "blue"},
                "icon": {"color": "white", "font-size": "23px"},
                "nav-link": {"color": "white", "font-size": "20px", "text-align": "left", "margin": "0px"},
                "nav-link-selected": {"background-color": "#02ab21"}, }

        )
    if app == "Home":
        home.app()
    if app == "About":
        about.app()

run()
2

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