code: def is_float_list(value, min=None, max=None):
      
      return [is_float(mem) for mem in is_list(value, min, max)]
docs: Check that the value is a list of floats.
  
      You can optionally specify the minimum and maximum number of members.
  
      Each list member is checked that it is a float.
  
      >>> vtor = Validator()
      >>> vtor.check('float_list', ())
      []
      >>> vtor.check('float_list', [])
      []
      >>> vtor.check('float_list', (1, 2.0))
      [1.0, 2.0]
      >>> vtor.check('float_list', [1, 2.0])
      [1.0, 2.0]
      >>> vtor.check('float_list', [1, 'a'])  # doctest: +SKIP
      Traceback (most recent call last):
      VdtTypeError: the value "a" is of the wrong type.