[2] To begin to see the anatomy with the command more clearly, this is the correct equal of the above mentioned pip3 command with remarks: all classes and interfaces in the superclass hierarchy (e.g. see Java class is current in classpath but startup fails with Mistake: Couldn't find or load https://paxtonkkkjg.bloggosite.com/40725240/getting-my-uninterruptible-power-supply-pdf-to-work