cpv_test / appStore /multiapp.py
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"""Frameworks for running multiple Streamlit applications as a single app.
"""
import streamlit as st
from streamlit_option_menu import option_menu
from utils.uploadAndExample import add_upload
class MultiApp:
"""Framework for combining multiple streamlit applications.
Usage:
def foo():
st.title("Hello Foo")
def bar():
st.title("Hello Bar")
app = MultiApp()
app.add_app("Foo", foo)
app.add_app("Bar", bar)
app.run()
It is also possible keep each application in a separate file.
import foo
import bar
app = MultiApp()
app.add_app("Foo", foo.app)
app.add_app("Bar", bar.app)
app.run()
"""
def __init__(self):
self.apps = []
def add_app(self,title,icon, func):
"""Adds a new application.
Parameters
----------
func:
the python function to render this app.
title:
title of the app. Appears in the dropdown in the sidebar.
"""
self.apps.append({
"title": title,
"icon": icon,
"function": func
})
def run(self):
st.sidebar.write(format_func=lambda app: app['title'])
#image = Image.open('docStore/img/sdsn.png')
#st.sidebar.image(image, width =200)
with st.sidebar:
selected = option_menu(None, [page["title"] for page in self.apps],
icons=[page["icon"] for page in self.apps],
menu_icon="cast", default_index=0)
st.markdown("---")
for index, item in enumerate(self.apps):
if item["title"] == selected:
self.apps[index]["function"]()
break
choice = st.sidebar.radio(label = 'Select the Document',
help = 'You can upload the document \
or else you can try a example document',
options = ('Upload Document', 'Try Example'),
horizontal = True)
add_upload(choice)