## add_substitutes(original_font_name, substitute_font_names) {#str_strlist} Adds substitute font names for given original font name. ```python def add_substitutes(self, original_font_name: str, su......'C:\\WINDOWS\\Fonts' actual = None cond_expression = next(iter(aw.fonts.SystemFontSource...if cond_expression is not None: actual = cond_expression.lower()...