I used Google Colab for model training. the link of Colab file is given below https://colab.research.google.com/drive/1iicqfTWMxKLrrQROXzrEGExQHTtS-o3D?usp=sharing
To star with project. First install the required python libraries using the below command
pip install -r requirements.txt
then simpy run the python file. it will create web app where you can generate caption for your image
Screenshots of Flask App.