People in the hardware or embedded system industry have to read it page by page, word by word because they do. People who actually design compilers have that to

People in the hardware or embedded system industry have to read it page by page, word by word because they do. People who actually design compilers have that too. People who actually work with specs like Mozilla have a big manual too. People who actually use a 3rd-party product and integrate them into their product have to read those manuals a hundred times including meeting with the vendor. If you are only doing your own product using Python libraries, then certainly you don't.