Created
April 6, 2020 16:17
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import streamlit as st | |
import streamlit.ReportThread as ReportThread | |
from streamlit.server.Server import Server | |
import pandas as pd | |
import json | |
import time | |
def trigger_rerun(): | |
ctx = ReportThread.get_report_ctx() | |
this_session = None | |
current_server = Server.get_current() | |
if hasattr(current_server, '_session_infos'): | |
# Streamlit < 0.56 | |
session_infos = Server.get_current()._session_infos.values() | |
else: | |
session_infos = Server.get_current()._session_info_by_id.values() | |
for session_info in session_infos: | |
s = session_info.session | |
if ( | |
# Streamlit < 0.54.0 | |
(hasattr(s, '_main_dg') and s._main_dg == ctx.main_dg) | |
or | |
# Streamlit >= 0.54.0 | |
(not hasattr(s, '_main_dg') and s.enqueue == ctx.enqueue) | |
): | |
this_session = s | |
if this_session is None: | |
raise RuntimeError( | |
"Oh noes. Couldn't get your Streamlit Session object" | |
'Are you doing something fancy with threads?') | |
this_session.request_rerun() | |
def get_latest_data(): | |
return { | |
"features": { | |
"feature1": True, | |
"feature2": True, | |
"threasholdA": time.time() | |
}, | |
"actions": [ | |
"actOnWarning1", | |
"getEvenmoreData" | |
] | |
} | |
latest_data = get_latest_data() | |
delay_time = st.number_input("Delay", value=5) | |
other_data = st.text_input("some other thing") | |
st.write(latest_data) | |
st.write(other_data) | |
time.sleep(delay_time) | |
new_data = get_latest_data() | |
# Work out your own comparitor | |
while new_data == latest_data: | |
new_data = get_latest_data() | |
print(new_data) | |
time.sleep(delay_time) | |
print("No longer equal, rerunning") | |
trigger_rerun() |
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