streamlit-flowsheet 0.2.9

A Streamlit component for rendering process flowsheet diagrams with interactive selection

Streamlit Flowsheet Component

A Streamlit component for rendering interactive process flowsheet diagrams with node selection capabilities.

Features

• Interactive process flowsheet visualization with ReactFlow
• Node selection with detailed properties panel
• Collapsible navigation panel for easy node browsing
• Theme-aware (automatically adapts to Streamlit light/dark themes)
• Configurable display options (navigation panel, properties panel, node borders)
• Returns selected node data to Streamlit

Installation

pip install streamlit-flowsheet

Usage

import streamlit as st
from streamlit_flowsheet import render_flowsheet
import json

# Load model revision data (full CDF response)
with open("model_revision_data.json", "r") as f:
    full_data = json.load(f)

# Extract the flowsheet
flowsheet = full_data["items"][0]["flowsheet"]

# Render the flowsheet
selected_node = render_flowsheet(
    data=flowsheet,
    show_navigation_panel=True,
    show_properties=True,
    show_border=True,
    height=800
)

# Handle selection
if selected_node:
    st.write(f"Selected: {selected_node[0]['name']}")

Parameters

• data (dict): Flowsheet object containing simulatorObjectNodes and simulatorObjectEdges.
• show_navigation_panel (bool): Show/hide the left navigation panel (default: True)
• show_properties (bool): Show/hide the properties panel on node selection (default: True)
• show_border (bool): Show/hide node borders (default: True)
• height (int): Component height in pixels (default: 800)

Development

Setup

cd streamlit-flowsheet
uv sync --dev
cd streamlit_flowsheet/frontend
npm install

Build Frontend

cd streamlit_flowsheet/frontend
npm run build

Build Package

uv build

License

MIT