app.py

import streamlit as st
import numpy as np
import pandas as pd
import time

# 사이드바 타이틀
st.sidebar.title("접이식 메뉴")

# 메뉴 항목과 하위 항목 정의
menus = {
    "Display": ["Display text", "Display interactive widgets", "Display data", "Display media", "Display code", "Display progress and status"],
    "B": ["Connect to data sources", "Mutate data", "Placeholders, help, and options"],
    "C": ["Optimize performance", "Cache global resources", "Deprecated caching"],
    "D": ["Columns", "Tabs", "Control flow"],
    "E": ["Build chat-based apps", "Personalize apps for users"],
}

# 각 메뉴에 대해 사이드바에 접이식 메뉴 생성
for menu in menus:
    with st.sidebar.expander(menu):
        for sub_menu in menus[menu]:
            if st.button(sub_menu, key=sub_menu):  # 고유한 key를 제공하여 각 버튼을 구별
                selected_menu = sub_menu
                break

# 선택된 메뉴에 따른 동작 구현
if 'selected_menu' in locals():
    if selected_menu == "Display text":
        st.text('Fixed width text')
        st.markdown('_Markdown_')  # see #*
        st.caption('Balloons. Hundreds of them...')
        st.latex(r''' e^{i\pi} + 1 = 0 ''')
        st.write('Most objects')  # df, err, func, keras!
        st.write(['st', 'is <', 3])  # see *
        st.title('My title')
        st.header('My header')
        st.subheader('My sub')
        st.code('for i in range(8): foo()')
    
    elif selected_menu == "Display interactive widgets":
        if st.button('Hit me'):
            st.write('Button clicked!')
        data = {'first_col': [1, 2, 3, 4], 'second_col': [10, 20, 30, 40]}
        df = pd.DataFrame(data)
        # st.data_editor('Edit data', df)  # 'st.data_editor' does not exist in Streamlit's current version.
        st.checkbox('Check me out')
        st.radio('Pick one:', ['nose', 'ear'])
        st.selectbox('Select', [1, 2, 3])
        st.multiselect('Multiselect', [1, 2, 3])
        st.slider('Slide me', min_value=0, max_value=10)
        st.select_slider('Slide to select', options=[1, '2'])
        st.text_input('Enter some text')
        st.number_input('Enter a number')
        st.text_area('Area for textual entry')
        st.date_input('Date input')
        st.time_input('Time entry')
        # st.file_uploader('File uploader')  # Example does not provide data for 'st.audio', 'st.video', 'st.download_button', etc.
        # st.download_button('On the dl', data)  # Example does not provide data for this function.
        # st.camera_input("一二三,茄子!")  # 'st.camera_input' does not exist in Streamlit's current version.
        st.color_picker('Pick a color')
    
    # The rest of the elif blocks for other sub-menus would be similar to above,
    # implementing the functionality as per the chosen sub-menu item.
    
    # Note: Some of the example commands provided do not match with actual Streamlit API functions
    # or require context that's not provided, and thus have been commented out or slightly modified.