Python parse_passthrough_args Examples

Example #1

def passthrough(options, extra):
    """Second parsing phase to parse `extra` to passthrough to scp itself.

    Partitions into flags and file specifications.
    """
    flags, positional = parse_passthrough_args(extra, "cFiloPS")
    if not positional:
        raise ParseError("too few arguments")
    options.scp_flags = flags
    options.paths = positional

Example #2

File: scp.py Project: anbangr/trusted-juju

def passthrough(options, extra):
    """Second parsing phase to parse `extra` to passthrough to scp itself.

    Partitions into flags and file specifications.
    """
    flags, positional = parse_passthrough_args(extra, "cFiloPS")
    if not positional:
        raise ParseError("too few arguments")
    options.scp_flags = flags
    options.paths = positional

Example #3

File: ssh.py Project: mcclurmc/juju

def passthrough(options, extra):
    """Second parsing phase to parse `extra` to passthrough to ssh itself.

    Partitions into flags, unit_or_machine, and optional ssh command.
    """
    flags, positional = parse_passthrough_args(extra, "bcDeFIiLlmOopRSWw")
    if not positional:
        raise ParseError("too few arguments")
    options.ssh_flags = flags
    options.unit_or_machine = positional.pop(0)
    options.ssh_command = positional  # if any

Example #4

File: ssh.py Project: anbangr/trusted-juju

def passthrough(options, extra):
    """Second parsing phase to parse `extra` to passthrough to ssh itself.

    Partitions into flags, unit_or_machine, and optional ssh command.
    """
    flags, positional = parse_passthrough_args(extra, "bcDeFIiLlmOopRSWw")
    if not positional:
        raise ParseError("too few arguments")
    options.ssh_flags = flags
    options.unit_or_machine = positional.pop(0)
    options.ssh_command = positional  # if any

Example #5

File: test_utils.py Project: anbangr/trusted-juju

    def test_parse_typical_ssh(self):
        """Verify that flags and positional args are properly partitioned."""
        ssh_flags = "bcDeFIiLlmOopRSWw"
        self.assertEqual(
            parse_passthrough_args(
                ["-L8080:localhost:80", "-o", "Volume 11", "mysql/0", "ls a*"],
                ssh_flags),
            (["-L8080:localhost:80", "-o", "Volume 11"], ["mysql/0", "ls a*"]))

        self.assertEqual(
            parse_passthrough_args(
                ["-L8080:localhost:80", "-aC26", "0", "foobar", "do", "123"],
                ssh_flags),
            (["-L8080:localhost:80", "-aC26"], ["0", "foobar", "do", "123"]))

        self.assertEqual(
            parse_passthrough_args(["mysql/0"], ssh_flags),
            ([], ["mysql/0"]))

        self.assertEqual(
            parse_passthrough_args(
                ["mysql/0", "command", "-L8080:localhost:80"], ssh_flags),
            ([], ["mysql/0", "command", "-L8080:localhost:80"]))

Example #6

File: test_utils.py Project: mcclurmc/juju

    def test_parse_typical_ssh(self):
        """Verify that flags and positional args are properly partitioned."""
        ssh_flags = "bcDeFIiLlmOopRSWw"
        self.assertEqual(
            parse_passthrough_args(
                ["-L8080:localhost:80", "-o", "Volume 11", "mysql/0", "ls a*"],
                ssh_flags),
            (["-L8080:localhost:80", "-o", "Volume 11"], ["mysql/0", "ls a*"]))

        self.assertEqual(
            parse_passthrough_args(
                ["-L8080:localhost:80", "-aC26", "0", "foobar", "do", "123"],
                ssh_flags),
            (["-L8080:localhost:80", "-aC26"], ["0", "foobar", "do", "123"]))

        self.assertEqual(
            parse_passthrough_args(["mysql/0"], ssh_flags),
            ([], ["mysql/0"]))

        self.assertEqual(
            parse_passthrough_args(
                ["mysql/0", "command", "-L8080:localhost:80"], ssh_flags),
            ([], ["mysql/0", "command", "-L8080:localhost:80"]))

Example #7

File: test_utils.py Project: anbangr/trusted-juju

    def test_parse_flag_taking_args(self):
        """Verify that arg-taking flags properly combine with args"""
        # some sample flags, from the ssh command
        ssh_flags = "bcDeFIiLlmOopRSWw"

        for flag in ssh_flags:
            # This flag properly combines, either of the form -Xabc or -X abc
            self.assertEqual(
                parse_passthrough_args(
                    ["-" + flag + "XYZ", "-1X", "-" + flag, "XYZ", "mysql/0"],
                    ssh_flags),
                (["-" + flag + "XYZ", "-1X", "-" + flag, "XYZ"], ["mysql/0"]))

            # And requires that it is combined
            e = self.assertRaises(
                ParseError,
                parse_passthrough_args, ["-" + flag], ssh_flags)
            self.assertEqual(str(e), "argument -%s: expected one argument" % flag)

Example #8

File: test_utils.py Project: mcclurmc/juju

    def test_parse_flag_taking_args(self):
        """Verify that arg-taking flags properly combine with args"""
        # some sample flags, from the ssh command
        ssh_flags = "bcDeFIiLlmOopRSWw"

        for flag in ssh_flags:
            # This flag properly combines, either of the form -Xabc or -X abc
            self.assertEqual(
                parse_passthrough_args(
                    ["-" + flag + "XYZ", "-1X", "-" + flag, "XYZ", "mysql/0"],
                    ssh_flags),
                (["-" + flag + "XYZ", "-1X", "-" + flag, "XYZ"], ["mysql/0"]))

            # And requires that it is combined
            e = self.assertRaises(
                ParseError,
                parse_passthrough_args, ["-" + flag], ssh_flags)
            self.assertEqual(str(e), "argument -%s: expected one argument" % flag)