This shows how Dash can be used to make an application that collects annotations of the content in parts of images. These bounding-box annotations could be downloaded and used to train an image content classifier.

(The following instructions are for unix-like shells)

Clone this repository and navigate to the directory containing this README in a terminal.

Create and activate a virtual environment (recommended):

python3 -m venv myvenv
source myvenv/bin/activate

Install the requirements

pip install -r requirements.txt

Run the app. An IP address where you can view the app in your browser will be displayed in the terminal.

python app.py