code: def add_followers(self, project, params={}, **options): 
          
          path = "/projects/%s/addFollowers" % (project)
          return self.client.post(path, params, **options)
docs: Adds the specified list of users as followers to the project. Followers are a subset of members, therefore if
          the users are not already members of the project they will also become members as a result of this operation.
          Returns the updated project record.
  
          Parameters
          ----------
          project : {Id} The project to add followers to.
          [data] : {Object} Data for the request
            - followers : {Array} An array of followers to add to the project.