Streamlit Folium and FastAPI - with Nominatim API

A demo web-map application designed to visualize country boundaries based on user selection.

This project uses FastAPI backend with a Streamlit Folium frontend, and the OSM boundary dataset accessed through the Nominatim Search API. Follow the setup guide below to try it out. Enjoy !!!

Setup Guide

1. Clone the repo

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HTTP

git clone https://github.com/enguy-hub/streamlit_fastapi_nominatim.git

SSH

git clone git@github.com:enguy-hub/streamlit_fastapi_nominatim.git

2. Create and activate Python environment (conda or venv)

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For CONDA environment (assuming conda or miniconda is already installed), run the following command at the root folder:

1. Create a conda environment from the conda_env.yml file:

   conda env create --file conda_env.yml

2. Activate the conda environment:

   conda activate stfapi

3. Install the packages/dependencies in editable mode:

   pip install -e .

For VENV environment, perform the following commands at the root folder:

1. Create a python venv virtual environment:

   python -m venv venv

2. Activate the virtual environment:

   source venv/bin/activate

3. Install the package in editable mode:

   pip install -e .

Source: https://packaging.python.org/en/latest/guides/installing-using-pip-and-virtual-environments/

3. Run the FastAPI server

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Run the following command at the root folder:

uvicorn api.main:app --reload

The server will be available at http://127.0.0.1:8000/

4. Run Streamlit app

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streamlit run stfapi_nominatim.py

The app will be available at http://localhost:8501

Enjoy the app !!

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Deactivate Python intepreter environment (conda or venv)

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For CONDA environment, run the following command:

conda deactivate

For VENV environment, run the following command:

deactivate