from datetime import datetime from numpy import empty, not_equal import streamlit as st import time import pandas as pd import numpy as np import streamlit.components.v1 as components #页面设置 about_message = ''' # About ## testing! :smile: ''' st.set_page_config( page_title="Streamlit example", page_icon="./icon/android-chrome-192x192.png", layout="wide", initial_sidebar_state="collapsed", menu_items={ 'Get Help': 'https://www.baidu.com/', 'Report a bug': None, 'About': about_message } ) st.image("./icon/android-chrome-192x192.png") #t1函数，用于测试 on_change或 on_click def t1(): st.text("t1-ing!") '''# 组件''' #勾选框 a = st.checkbox('test_checkbox', value=False, key=None, help="testing", on_change=None, args=None, kwargs=None) #按钮 b = st.button(label="button", key=None, help="testing!", on_click=None) #下载按钮 c = st.download_button(label="download_button", data='testttt', file_name='test_.md', help='testing!', on_click=None) #单选框 d = st.radio(label="What's your favorite movie genre",options=('Comedy', 'Drama', 'Documentary'),index=2, help='testing!') #下拉选项 e = st.selectbox('slectbox',('Comedy', 'Drama', 'Documentary'),index=2, help='testing!') #多选 f = st.multiselect('multiselect',('Comedy', 'Drama', 'Documentary'), default=['Drama'], help='testing!') #滑动条 g = st.slider(label="slider", min_value=-10, max_value=10, value=-2, step=1, help="testing!", on_change=t1) #选择滑动条 h = st.select_slider(label='select_slider', options=[1,'test2',3], value=3, help="testing!") #文本框 i = st.text_input(label='text_input', max_chars=30, value='test1', help='testing!', placeholder='请输入') #数字选择框 j = st.number_input("number_input", min_value=-10, max_value=10, value=2, step=2, help="testing") #文本区域 k = st.text_area("text_area", value="test1",max_chars=60, help="testing!", placeholder="请输入") #时间选择 dt1 = datetime.today() dt2 = datetime.today() l = st.date_input(label="date_input", value=(dt1,dt2)) #时间选择 m = st.time_input("time_input", value=None, help="testing!") #上传按钮 n = st.file_uploader(label='file_uploader', accept_multiple_files=True, help="testing!") #拾色器 o = st.color_picker('color_picker', '#00f900') #图片 p = st.image(image=['https://i.bmp.ovh/imgs/2021/10/3fd6c4674301c708.jpg',"./data/testimage.jpg"]) #音频 q = st.audio("http://music.163.com/song/media/outer/url?id=1901371647.mp3") #视频 #html外链 #arg = "" #r = st.markdown(unsafe_allow_html=True, body=arg) #iframe conponent components.iframe(src="//player.bilibili.com/player.html?aid=376524564&bvid=BV1wo4y1X7Tk&cid=365010431&page=1", width=1080, height=720, scrolling=False) #video r = st.video("./data/testybb.mp4") #边栏 add_selectbox = st.sidebar.selectbox( label="How would you like to be contacted?", options=("Email", "Home phone", "Mobile phone"), key="t1" ) add_selectbox2 = st.sidebar.selectbox( label="How would you like to be contacted?", options=("Email", "Home phone", "Mobile phone"), key="t2" ) #列布局 col1, col2, col3 = st.columns(3) with col1: st.header("A cat") st.image("https://static.streamlit.io/examples/cat.jpg") with col2: st.header("A dog") st.image("https://static.streamlit.io/examples/dog.jpg") with col3: st.header("An owl") st.image("https://static.streamlit.io/examples/owl.jpg") #展开框 with st.expander(label="expander", expanded=False): st.write("tesing") #container with st.container(): st.write("container") container = st.container() container.write("containertext1") st.write("not container") #在container中继续调用组件 container.write("containertext2") #empty #with st.empty(): # st.write("not empty here") # #empty = st.empty() #empty.text("still not empty") #time.sleep(3) #替换 #empty.text("change") #time.sleep(1) #清除 #empty.empty() #progress #my_bar = st.progress(100) #for percent_complete in range(100).__reversed__(): # time.sleep(0.01) # my_bar.progress(percent_complete) #spinner #with st.spinner('Wait for it...'): # time.sleep(3) #st.success('Done!') #放气球 #st.balloons() #错误信息 st.error('error！💀') #警告信息 st.warning("warning! :warning:") #信息 st.info('message ℹ') #成功 st.success("success 🎉") #exception e = RuntimeError("an exception") st.exception(e) #stop name = st.text_input('Name') if not name: st.warning('Please input a name.') st.stop() st.success('Thank you for inputting a name.') #form表单 #with st.form(key="my_form1"): # st.write("Inside the form") # slider_val = st.slider("Form slider") # checkbox_val = st.checkbox("Form checkbox") #提交 # submitted = st.form_submit_button("Submit") # if submitted: # st.write("slider", slider_val, "checkbox", checkbox_val) #st.write("Outside the form") form = st.form(key="my_form2") form.slider("Inside the form") form.form_submit_button("Submit") #echo with st.echo("below"): st.write('This code will be printed') #help st.help(st.help) #add_rows df1 = pd.DataFrame( np.random.randn(1, 5), columns=('col %d' % i for i in range(5))) my_table = st.table(df1) df2 = pd.DataFrame( np.random.randn(2, 5), columns=('col %d' % i for i in range(5))) my_table.add_rows(df2) #emoji st.markdown(":smile:😁") st.text("😁") st.text(type(r))