code: def from_value(value = None):
          
          if isinstance(value, ProjectionParams):
              return value
          array = AnyValueArray.from_value(value) if value != None else AnyValueArray()
          return ProjectionParams(array)
docs: Converts specified value into ProjectionParams.
  
          :param value: value to be converted
  
          :return: a newly created ProjectionParams.