How to use the gooey.gui.util.quoting.quote function in Gooey

def multiFileChooser(metadata, value):
    paths = ' '.join(quote(x) for x in value.split(os.pathsep) if x)
    if metadata['commands'] and paths:
        return u'{} {}'.format(metadata['commands'][0], paths)
    return paths or None

# TODO: split into stategy or subclass thingie
    if self.type == 'CheckBox':
      return self.commands[0] if self._value else None
    if self.type == 'RadioGroup':
      try:
        return self.commands[self._value.index(True)][0]
      except ValueError:
        return None
    if self.type == 'MultiFileChooser':
      value = ' '.join(quote(x) for x in self._value.split(os.pathsep) if x)
      if self.commands and value:
        return u'{} {}'.format(self.commands[0], value)
      return value or None
    if self.type == 'Textarea':
      if self.commands and self._value:
        return '{} {}'.format(self.commands[0], quote(self._value.encode('unicode_escape')))
      else:
        return quote(self._value.encode('unicode_escape')) if self._value else ''
    if self.type == 'CommandField':
      if self.commands and self._value:
        return u'{} {}'.format(self.commands[0], self._value)
      else:
        return self._value or None

    if self.type == 'Counter':
      '''
      Returns
        str(option_string * DropDown Value)
        e.g.
        -vvvvv
      '''
      if not str(self._value).isdigit():

def value(self):
    # TODO: split into stategy or subclass thingie
    if self.type == 'CheckBox':
      return self.commands[0] if self._value else None
    if self.type == 'RadioGroup':
      try:
        return self.commands[self._value.index(True)][0]
      except ValueError:
        return None
    if self.type == 'MultiFileChooser':
      value = ' '.join(quote(x) for x in self._value.split(os.pathsep) if x)
      if self.commands and value:
        return u'{} {}'.format(self.commands[0], value)
      return value or None
    if self.type == 'Textarea':
      if self.commands and self._value:
        return '{} {}'.format(self.commands[0], quote(self._value.encode('unicode_escape')))
      else:
        return quote(self._value.encode('unicode_escape')) if self._value else ''
    if self.type == 'CommandField':
      if self.commands and self._value:
        return u'{} {}'.format(self.commands[0], self._value)
      else:
        return self._value or None

    if self.type == 'Counter':
      '''

return self.commands[0] if self._value else None
    if self.type == 'RadioGroup':
      try:
        return self.commands[self._value.index(True)][0]
      except ValueError:
        return None
    if self.type == 'MultiFileChooser':
      value = ' '.join(quote(x) for x in self._value.split(os.pathsep) if x)
      if self.commands and value:
        return u'{} {}'.format(self.commands[0], value)
      return value or None
    if self.type == 'Textarea':
      if self.commands and self._value:
        return '{} {}'.format(self.commands[0], quote(self._value.encode('unicode_escape')))
      else:
        return quote(self._value.encode('unicode_escape')) if self._value else ''
    if self.type == 'CommandField':
      if self.commands and self._value:
        return u'{} {}'.format(self.commands[0], self._value)
      else:
        return self._value or None

    if self.type == 'Counter':
      '''
      Returns
        str(option_string * DropDown Value)
        e.g.
        -vvvvv
      '''
      if not str(self._value).isdigit():
        return None
      arg = str(self.commands[0]).replace('-', '')

def dropdown(metadata, value):
    if value == 'Select Option':
        return None
    elif metadata['commands'] and value:
        return u'{} {}'.format(metadata['commands'][0], quote(value))
    else:
        return quote(value) if value else ''

def textArea(metadata, value):
    if metadata['commands'] and value:
        return '{} {}'.format(metadata['commands'][0], quote(value.encode('unicode_escape')))
    else:
        return quote(value.encode('unicode_escape')) if value else ''

def textArea(metadata, value):
    if metadata['commands'] and value:
        return '{} {}'.format(metadata['commands'][0], quote(value.encode('unicode_escape')))
    else:
        return quote(value.encode('unicode_escape')) if value else ''

def listbox(meta, value):
    if meta['commands'] and value:
        return u'{} {}'.format(meta['commands'][0], ' '.join(map(quote, value)))
    else:
        return ' '.join(map(quote, value)) if value else ''

def general(metadata, value):
    if metadata.get('commands') and value:
        if not metadata.get('nargs'):
            v = quote(value)
        else:
            v = value
        return u'{0} {1}'.format(metadata['commands'][0], v)
    else:
        if not value:
            return None
        elif not metadata.get('nargs'):
            return quote(value)
        else:
            return value