How to train a neural network with your data in Python?

Question

Pattern recognition

I want to train the neural network to see objects in the image, but ready-made sets of images will not work for me, so I made my own using LabelImage. She gave me the coordinates of the objects, but I can’t find what to do with them further, because almost everyone uses only ready-made or cut out images.
on this image, the objects that the neural network should see are highlighted; I write in Python