parameters: (self, description)
docstring: Update the description of the test
          This description will be usefull to help user to understand what the test does
          @param description : A short text to describe what the test does
docstring_summary: Update the description of the test
          This description will be usefull to help user to understand what the test does
docstring_tokens: Update the description of the test This description will be usefull to help user to understand what the test does
function: def set_description(self, description):
          """ Update the description of the test
          This description will be usefull to help user to understand what the test does
          @param description : A short text to describe what the test does
          """
          self._description = description
function_tokens: def set_description ( self , description ) : self . _description = description