101 lines
2.0 KiB
Python
101 lines
2.0 KiB
Python
"""An example showcasing how `configure_layout` can be used to nest user interfaces of different flows.
|
|
|
|
Run the app:
|
|
|
|
lightning run app examples/layout/demo.py
|
|
|
|
This starts one server for each flow that returns a UI. Access the UI at the link printed in the terminal.
|
|
"""
|
|
|
|
import os
|
|
from time import sleep
|
|
|
|
import lightning as L
|
|
from lightning.app.frontend import StaticWebFrontend, StreamlitFrontend
|
|
|
|
|
|
class C11(L.LightningFlow):
|
|
def __init__(self):
|
|
super().__init__()
|
|
self.message = "Hello Streamlit!"
|
|
|
|
def run(self):
|
|
pass
|
|
|
|
def configure_layout(self):
|
|
return StreamlitFrontend(render_fn=render_c11)
|
|
|
|
|
|
def render_c11(state):
|
|
import streamlit as st
|
|
|
|
st.write(state.message)
|
|
|
|
|
|
class C21(L.LightningFlow):
|
|
def __init__(self):
|
|
super().__init__()
|
|
|
|
def run(self):
|
|
pass
|
|
|
|
def configure_layout(self):
|
|
return StaticWebFrontend(os.path.join(os.path.dirname(__file__), "ui1"))
|
|
|
|
|
|
class C22(L.LightningFlow):
|
|
def __init__(self):
|
|
super().__init__()
|
|
|
|
def run(self):
|
|
pass
|
|
|
|
def configure_layout(self):
|
|
return StaticWebFrontend(os.path.join(os.path.dirname(__file__), "ui2"))
|
|
|
|
|
|
class C1(L.LightningFlow):
|
|
def __init__(self):
|
|
super().__init__()
|
|
self.c11 = C11()
|
|
|
|
def run(self):
|
|
pass
|
|
|
|
|
|
class C2(L.LightningFlow):
|
|
def __init__(self):
|
|
super().__init__()
|
|
self.c21 = C21()
|
|
self.c22 = C22()
|
|
|
|
def run(self):
|
|
pass
|
|
|
|
def configure_layout(self):
|
|
return [
|
|
dict(name="one", content=self.c21),
|
|
dict(name="two", content=self.c22),
|
|
]
|
|
|
|
|
|
class Root(L.LightningFlow):
|
|
def __init__(self):
|
|
super().__init__()
|
|
self.c1 = C1()
|
|
self.c2 = C2()
|
|
|
|
def run(self):
|
|
sleep(10)
|
|
self._exit("Layout End")
|
|
|
|
def configure_layout(self):
|
|
return [
|
|
dict(name="one", content=self.c1.c11),
|
|
dict(name="two", content=self.c2),
|
|
dict(name="three", content="https://lightning.ai"),
|
|
]
|
|
|
|
|
|
app = L.LightningApp(Root())
|