usbsdmux: remove the deprecated service/client code paths

The client/server model of operation has been deprecated with version 0.2.0,
released more than three years ago.
We should be able to remove the backwards-compatibility stubs now.

Signed-off-by: Leonard Göhrs <l.goehrs@pengutronix.de>

pyproject.toml

@@ -29,7 +29,6 @@ documentation="https://www.linux-automation.com/usbsdmux-M01/"
 [project.scripts]
 usbsdmux = "usbsdmux.__main__:main"
 usbsdmux-configure = "usbsdmux.usb2642eeprom:main"
-usbsdmux-service = "usbsdmux.service:main"
 
 [tool.setuptools]
 packages = [

usbsdmux/__main__.py

@@ -54,26 +54,8 @@ def main():
 
     subparsers.add_parser("info", help="Show information about the SD card")
 
-    # These arguments were previously used for the client/service
-    # based method to grant USB-SD-Mux access to non-root users.
-    # The client/service model is no longer needed due to new udev
-    # rules and a change to how the /dev/sg* devices are accessed.
-    # Display a warning but do not fail when these are used so
-    # existing scripts do not break and can be upgraded gracefully.
-    parser.add_argument("-d", "--direct", help=argparse.SUPPRESS, action="store_true", default=None)
-    parser.add_argument("-c", "--client", help=argparse.SUPPRESS, action="store_true", default=None)
-    parser.add_argument("-s", "--socket", help=argparse.SUPPRESS, default=None)
-
     args = parser.parse_args()
 
-    if any(arg is not None for arg in (args.direct, args.client, args.socket)):
-        print(
-            "usbsdmux: usage of -s/-c/-d arguments is deprecated "
-            "as the service/client split is no longer required. "
-            "Please upgrade your scripts to not supply either of these arguments",
-            file=sys.stderr,
-        )
-
     config = Config(args.config)
 
     try: