versions of these libraries by creating requirements txt file in the project directory which specifies the requirement and the version we need create the requirements txt file(tensorflow-demotouch requirements txt open the file in your text editor and add the following lines to specify the imagenumpyand tensorflow libraries and their versionsrequirements txt image=numpy=tensorflow=save the file and exit the editor then install these libraries with the following command(tensorflow-demopip install - requirements txt with the dependencies installedwe can start working on our project step -importing the mnist dataset the dataset we will be using in this tutorial is called the mnist datasetand it is classic in the machine learning community this dataset is made up of images of handwritten digits pixels in size here are some examples of the digits included in the dataset