Method do

Lib/_pyrepl/commands.py:411–427

(self)

class delete(EditCommand):
    def do(self) -> None:
        r = self.reader
        b = r.buffer
        if (
            r.pos == 0
            and len(b) == 0  # this is something of a hack
            and self.event[-1] == "\004"
        ):
            r.update_screen()
            r.console.finish()
            raise EOFError
        for i in range(r.get_arg()):
            if r.pos != len(b):
                del b[r.pos]
                r.dirty = True
            else:
                self.reader.error("end of buffer")


class accept(FinishCommand):