              "opts": ("-A", "--aligner"),
              "action": Radio,
              "type": str.lower,
              "choices": PluginLoader.get_available_extractors("align"),
              "default": "fan",
              "help": "R|Aligner to use. NB: Unless stated, all aligners will run on CPU for AMD "
                      "GPUs."
                      "\nL|'cv2-dnn': A cpu only CNN based landmark detector. Faster, less "
                      "resource intensive, but less accurate. Only use this if not using a gpu "
                      " and time is important."
                      "\nL|'fan': Face Alignment Network. Best aligner. GPU heavy, slow when not "
                      "running on GPU"
 
</s> remove                     "\nL|'fan': Face Alignment Network. Best aligner. GPU heavy, slow when not "
                    "running on GPU"
                    "\nL|'fan-amd': Face Alignment Network. Uses Keras backend to support AMD "
                    "Cards. Best aligner. GPU heavy, slow when not running on GPU"})
 </s> add                     "\nL|'" + fan + "': Face Alignment Network. Best aligner. GPU "
                    "heavy, slow when not running on GPU"}) </s> remove                     "detectors but can often return more false positives."
                    "\nL|'s3fd': Fast on GPU, slow on CPU. Can detect more faces and fewer false "
                    "positives than other GPU detectors, but is a lot more resource intensive."})
 </s> add                     "detectors but can often return more false positives. NB: Runs on CPU for AMD "
                    "cards."
                    "\nL|'" + s3fd + "': Fast on GPU, slow on CPU. Can detect more faces and "
                    "fewer false positives than other GPU detectors, but is a lot more resource "
                    "intensive."}) </s> remove                                       "then alignment (2 passes). Useful if VRAM is at a premium. "
                                      "Only has an effect if both the aligner and detector use "
                                      "the GPU, otherwise this is automatically off. NB: AMD "
                                      "cards do not support parallel processing, so if both "
                                      "aligner and detector use an AMD GPU this will "
                                      "automatically be enabled."})
 </s> add                                       "then alignment (2 passes). Useful if VRAM is at a "
                                      "premium."}) </s> remove                               "help": "[Nvidia only] Trades off VRAM usage against computation "
                                      "time. Can fit larger models into memory at a cost of "
                                      "slower training speed. 50%%-150%% batch size increase for "
                                      "20%%-50%% longer training time. NB: Launch time will be "
                                      "significantly delayed. Switching sides using ping-pong "
                                      "training will take longer."})
 </s> add                               "backend": "nvidia",
                              "help": "Trades off VRAM usage against computation time. Can fit "
                                      "larger models into memory at a cost of slower training "
                                      "speed. 50%%-150%% batch size increase for 20%%-50%% longer "
                                      "training time. NB: Launch time will be significantly "
                                      "delayed. Switching sides using ping-pong training will "
                                      "take longer."})
            "default": default_aligner,
            "help": "R|Aligner to use."
              "opts": ("-A", "--aligner"),
              "action": Radio,
              "type": str.lower,
              "choices": PluginLoader.get_available_extractors("align"),
            "default": default_aligner,
            "help": "R|Aligner to use."
            "default": default_aligner,
            "help": "R|Aligner to use."
            "default": default_aligner,
            "help": "R|Aligner to use."
                      "\nL|'cv2-dnn': A cpu only CNN based landmark detector. Faster, less "
                      "resource intensive, but less accurate. Only use this if not using a gpu "
                      " and time is important."
                      "\nL|'fan': Face Alignment Network. Best aligner. GPU heavy, slow when not "
                      "running on GPU"
keep keep keep keep replace replace replace keep keep keep keep keep
 More seamless AMD Integration

- utils.py: Set FS backend if .faceswap config file doesn't exist
- setup.py: set .faceswap config on setup
- Dynamically load options for AMD/CPU/NVIDIA backends 
lib/cli.py