[issue39823] Disassembly - improve documentation for bytecode instruction class and set source line no. attribute for every instruction

Irit Katriel added the comment: I don't think this change should be made - it would generate the same information in a slightly different format, which will break existing code while not making it possible to do anything we can't do now. -- nosy: +iritkatriel versions: +Python 3.11 -

[issue39823] Disassembly - improve documentation for bytecode instruction class and set source line no. attribute for every instruction

S Murthy added the comment: Docstring for `Instruction` should be more precise. ATM the description of `starts_line` is line started by this opcode (if any), otherwise None I think "source line started ..." would be a bit more precise and accurate. -- __

[issue39823] Disassembly - improve documentation for bytecode instruction class and set source line no. attribute for every instruction

New submission from S Murthy : I note that on disassembling a piece of source code (via source strings or code objects) the corresponding sequence of bytecode instruction objects (https://docs.python.org/3/library/dis.html#dis.Instruction) do not always have the `starts_line` attribute set -