add options to show/hide hidden files and dirs, and to not list models/files in hidden directories

    "samples_log_stdout": OptionInfo(False, "Always print all generation info to standard output"),

    "multiple_tqdm": OptionInfo(True, "Add a second progress bar to the console that shows progress for an entire job."),

    "print_hypernet_extra": OptionInfo(False, "Print extra hypernetwork information to console."),

    "list_hidden_files": OptionInfo(True, "Load models/files in hidden directories").info("directory is hidden if its name starts with \".\""),

}))

options_templates.update(options_section(('training', "Training"), {

}))

options_templates.update(options_section(('extra_networks', "Extra Networks"), {

    "extra_networks_show_hidden_directories": OptionInfo(True, "Show hidden directories").info("directory is hidden if its name starts with \".\"."),

    "extra_networks_hidden_models": OptionInfo("When searched", "Show cards for models in hidden directories", gr.Radio, {"choices": ["Always", "When searched", "Never"]}).info('"When searched" option will only show the item when the search string has 4 characters or more'),

    "extra_networks_default_view": OptionInfo("cards", "Default view for Extra Networks", gr.Dropdown, {"choices": ["cards", "thumbs"]}),

    "extra_networks_default_multiplier": OptionInfo(1.0, "Multiplier for extra networks", gr.Slider, {"minimum": 0.0, "maximum": 1.0, "step": 0.01}),

    "extra_networks_card_width": OptionInfo(0, "Card width for Extra Networks").info("in pixels"),

                if ext not in allowed_extensions:

                    continue

            if not opts.list_hidden_files and ("/." in root or "\\." in root):

                continue

            yield os.path.join(root, filename)

                    if not is_empty and not subdir.endswith("/"):

                        subdir = subdir + "/"

                    if ("/." in subdir or subdir.startswith(".")) and not shared.opts.extra_networks_show_hidden_directories:

                        continue

                    subdirs[subdir] = 1

        if subdirs:

        return []

    def create_html_for_item(self, item, tabname):

        """

        Create HTML for card item in tab tabname; can return empty string if the item is not meant to be shown.

        """

        preview = item.get("preview", None)

        onclick = item.get("onclick", None)

            if filename.startswith(absdir):

                local_path = filename[len(absdir):]

        # if this is true, the item must not be show in the default view, and must instead only be

        # if this is true, the item must not be shown in the default view, and must instead only be

        # shown when searching for it

        if shared.opts.extra_networks_hidden_models == "Always":

            search_only = False

        else:

            search_only = "/." in local_path or "\\." in local_path

        if search_only and shared.opts.extra_networks_hidden_models == "Never":

            return ""

        args = {

            "style": f"'display: none; {height}{width}{background_image}'",

            "prompt": item.get("prompt", None),