Method re_execute_with_options

pex/pex.py:740–766

Restart the process passing the given options to the python interpreter

(
        python_options,  # type: List[str]
        args,  # List[str]
    )

    @staticmethod
    def re_execute_with_options(
        python_options,  # type: List[str]
        args,  # List[str]
    ):
        # type: (...) -> Union[NoReturn, Any]
        """
        Restart the process passing the given options to the python interpreter
        """
        # Find the installed (unzipped) PEX entry point.
        main = sys.modules.get("__main__")
        if not main or not main.__file__:
            # N.B.: This should never happen.
            return "Unable to resolve PEX __main__ module file: {}".format(main)

        python = sys.executable
        cmdline = [python] + python_options + [os.path.dirname(main.__file__)] + args
        TRACER.log(
            "Re-executing with Python interpreter options: cmdline={cmdline!r}".format(
                cmdline=" ".join(cmdline)
            )
        )
        if any(
            arg.startswith("-") and not arg.startswith("--") and "i" in arg
            for arg in python_options
        ):
            os.environ["PYTHONINSPECT"] = "1"
        safe_execv(cmdline)

    def execute_script(self, script_name):
        # type: (str) -> Any