Generate Python code from a .proto file

Parse Google Protobuf `.proto` files and generate output in the specified language.
More information: <https://developers.google.com/protocol-buffers>.
Trick copyright: tl;dr; <https://github.com/tldr-pages/tldr>

protoc --python_out={{path/to/output_directory}} {{input_file.proto}}

click the source code to copy install protoc on any operating system with command-not-found.com