                                "filetypes": "image",
                                "dest": "nfilter",
                                "nargs": "+",
                                "default": None,
                                "help": "Reference image for the persons you do not want to "
                                        "process. Should be a front portrait with a single person "
                                        "in the image. Multiple images can be added space "
                                        "separated. NB: Using face filter will significantly "
                                        "decrease extraction speed."})
          argument_list.append({"opts": ("-f", "--filter"),
                                "action": FilesFullPaths,
                                "filetypes": "image",
                                "dest": "filter",
                                "nargs": "+",
 
</s> remove                               "help": "Reference images for the person you want to process. "
                                      "Should be a front portrait with a single person in the "
                                      "image. Multiple images can be added space separated. NB: "
                                      "Using face filter will significantly decrease extraction "
                                      "speed."})
 </s> add                               "help": "Optionally select people you wish to process by passing in "
                                      "an image of that person. Should be a front portrait with a "
                                      "single person in the image. Multiple images can be added "
                                      "space separated. NB: Using face filter will significantly "
                                      "decrease extraction speed and its accuracy cannot be "
                                      "guaranteed."})
        argument_list.append({"opts": ("-l", "--ref_threshold"),
                              "action": Slider,
                              "min_max": (0.01, 0.99),
                              "rounding": 2,
                              "type": float,
                              "dest": "ref_threshold",
                              "default": 0.4,
                              "help": "For use with the optional nfilter/filter files. Threshold "
                                      "for positive face recognition. Lower values are stricter. "
                                      "NB: Using face filter will significantly decrease "
                                      "extraction speed and its accuracy cannot be "
                                      "guaranteed."}) </s> remove                               "help": "Optional path to an alignments file."})
        argument_list.append({"opts": ("-l", "--ref_threshold"),
                              "action": Slider,
                              "min_max": (0.01, 0.99),
                              "rounding": 2,
                              "type": float,
                              "dest": "ref_threshold",
                              "default": 0.4,
                              "help": "Threshold for positive face recognition. For use with "
                                      "nfilter or filter. Lower values are stricter. NB: Using "
                                      "face filter will significantly decrease extraction speed."})
 </s> add                               "help": "Optional path to an alignments file. Leave blank if the "
                                      "alignments file is at the default location."}) </s> remove                               "help": "frame ranges to apply transfer to e.g. For frames 10 to 50 "
                                      "and 90 to 100 use --frame-ranges 10-50 90-100. Files "
                                      "must have the frame-number as the last number in the name! "
                                      "Frames falling outside of the selected range will be "
                                      "discarded unless '-k' (--keep-unchanged) is selected."})
 </s> add                               "help": "Frame ranges to apply transfer to e.g. For frames 10 to 50 "
                                      "and 90 to 100 use --frame-ranges 10-50 90-100. Frames "
                                      "falling outside of the selected range will be discarded "
                                      "unless '-k' (--keep-unchanged) is selected. NB: If you are "
                                      "converting from images, then the filenames must end with "
                                      "the frame-number!"}) </s> remove                                       "for face B."})
 </s> add                                       "for face B. This is the swap face, i.e. the face that "
                                      "you want to place onto the head of person A."}) </s> remove                               "help": "If a face isn't found, rotate the "
                                      "images to try to find a face. Can find "
                                      "more faces at the cost of extraction "
                                      "speed. Pass in a single number to use "
                                      "increments of that size up to 360, or "
                                      "pass in a list of numbers to enumerate "
                                      "exactly what angles to check"})
 </s> add                               "help": "If a face isn't found, rotate the images to try to find a "
                                      "face. Can find more faces at the cost of extraction speed. "
                                      "Pass in a single number to use increments of that size up "
                                      "to 360, or pass in a list of numbers to enumerate exactly "
                                      "what angles to check"})
                              "help": "Optionally filter out people who you do not wish to "
                                      "process by passing in an image of that person. Should be a "
                                      "front portrait with a single person in the image. Multiple "
                                      "images can be added space separated. NB: Using face filter "
                                      "will significantly decrease extraction speed and its "
                                      "accuracy cannot be guaranteed."})
                                "filetypes": "image",
                                "dest": "nfilter",
                                "nargs": "+",
                                "default": None,
                              "help": "Optionally filter out people who you do not wish to "
                                      "process by passing in an image of that person. Should be a "
                                      "front portrait with a single person in the image. Multiple "
                                      "images can be added space separated. NB: Using face filter "
                                      "will significantly decrease extraction speed and its "
                                      "accuracy cannot be guaranteed."})
                              "help": "Optionally filter out people who you do not wish to "
                                      "process by passing in an image of that person. Should be a "
                                      "front portrait with a single person in the image. Multiple "
                                      "images can be added space separated. NB: Using face filter "
                                      "will significantly decrease extraction speed and its "
                                      "accuracy cannot be guaranteed."})
                              "help": "Optionally filter out people who you do not wish to "
                                      "process by passing in an image of that person. Should be a "
                                      "front portrait with a single person in the image. Multiple "
                                      "images can be added space separated. NB: Using face filter "
                                      "will significantly decrease extraction speed and its "
                                      "accuracy cannot be guaranteed."})
                              "help": "Optionally filter out people who you do not wish to "
                                      "process by passing in an image of that person. Should be a "
                                      "front portrait with a single person in the image. Multiple "
                                      "images can be added space separated. NB: Using face filter "
                                      "will significantly decrease extraction speed and its "
                                      "accuracy cannot be guaranteed."})
                              "help": "Optionally filter out people who you do not wish to "
                                      "process by passing in an image of that person. Should be a "
                                      "front portrait with a single person in the image. Multiple "
                                      "images can be added space separated. NB: Using face filter "
                                      "will significantly decrease extraction speed and its "
                                      "accuracy cannot be guaranteed."})
          argument_list.append({"opts": ("-f", "--filter"),
                                "action": FilesFullPaths,
                                "filetypes": "image",
                                "dest": "filter",
                                "nargs": "+",
keep keep keep keep replace replace replace replace replace keep keep keep keep keep
 Clarification of helptext in cli.py 
lib/cli.py