Method open_process

pex/executor.py:61–77

Opens a process object via subprocess.Popen(). :param string|list cmd: A list or string representing the command to run. :param **kwargs: Additional kwargs to pass through to subprocess.Popen. :return: A `subprocess.Popen` object. :raises: `Executor.ExecutableNotFoun

(cls, cmd, **kwargs)

    @classmethod
    def open_process(cls, cmd, **kwargs):
        """Opens a process object via subprocess.Popen().

        :param string|list cmd: A list or string representing the command to run.
        :param **kwargs: Additional kwargs to pass through to subprocess.Popen.
        :return: A `subprocess.Popen` object.
        :raises: `Executor.ExecutableNotFound` when the executable requested to run does not exist.
        """
        assert len(cmd) > 0, "cannot execute an empty command!"

        try:
            return subprocess.Popen(cmd, **kwargs)
        except (IOError, OSError) as e:
            if e.errno == errno.ENOENT:
                raise cls.ExecutableNotFound(cmd, e)
            else:
                raise cls.ExecutionError(repr(e), cmd, e)

    @classmethod
    def execute(cls, cmd, stdin_payload=None, **kwargs):