tvst

"""Hack to add per-session state to Streamlit.

Usage
-----

>>> import SessionState
>>>
>>> session_state = SessionState.get(user_name='', favorite_color='black')
>>> session_state.user_name
''

tvst

# ---
# From https://gist.github.com/tvst/036da038ab3e999a64497f42de966a92

import streamlit.ReportThread as ReportThread
from streamlit.server.Server import Server


class SessionState(object):
    def __init__(self, **kwargs):
        """A new SessionState object.

tvst

import streamlit as st
import pandas as pd


@st.cache
def get_data():
    return pd.read_csv('https://datahub.io/core/gdp/r/gdp.csv')


'# World GDP'

tvst

import os
import signal
import subprocess
import sys

# Parse command-line arguments.
if len(sys.argv) > 1:
    folder = os.path.abspath(sys.argv[1])
else:
    folder = os.path.abspath(os.getcwd())

tvst

import streamlit as st
import os
import sys
import importlib.util

# Parse command-line arguments.
if len(sys.argv) > 1:
    folder = os.path.abspath(sys.argv[1])
else:
    folder = os.path.abspath(os.getcwd())

tvst

import streamlit.ReportThread as ReportThread
from streamlit.server.Server import Server


def get_session_id():
    # Hack to get the session object from Streamlit.

    ctx = ReportThread.get_report_ctx()

    this_session = None

tvst

import streamlit.ReportThread as ReportThread
from streamlit.server.Server import Server


class ThreadSafeSt():
    def __init__(self):
        """Object that write to a Streamlit app outside the main thread.
        
        This object must be created from the main thread, and then passed
        around to other threads so they can write to the Streamlit app.

tvst

import streamlit as st
import traceback

class opt_echo:
    """Replacement for st.echo that includes a checkbox saying "show code".

    Usage
    -----

    >>> with opt_echo():

tvst

javascript:(() => {

  /* Autohide header */

  const header = document.querySelector('.nH.w-asV.aiw');

  hide = () => {
    header.style.transition = 'opacity 300ms 300ms, transform 300ms 300ms';
    header.style.opacity = 0;
    header.style.transform = 'translateY(-50px)';

tvst

javascript:(() => {
  const css = document.createElement('style');

  css.innerText = `
    /* Change background */
    .js-project-header {
      background: #23527b!important;
    }
    .project-columns {
      background: #23527b!important;