docs: def desc(t=None, reg=True):
      """
      Describe Class Dependency
  
      :param reg: should we register this class as well
      :param t: custom type as well
      :return:
      """
  
      def decorated_fn(cls):
          if not inspect.isclass(cls):
              return NotImplemented('For now we can only describe classes')
          name = t or camel_case_to_underscore(cls.__name__)[0]
          if reg:
              di.injector.register(name, cls)
          else:
              di.injector.describe(name, cls)
          return cls
  
      return decorated_fn