docs: def remove(self, obj):
          """ Remove 
          
          Remove an object from the MongoDB storage for caching
          
          Args:
              obj (AtlasServiceBinding.Binding or AtlasServiceInstance.Instance): instance or binding
              
          Raises:
              ErrStorageTypeUnsupported: Type unsupported.
          """
          if type(obj) is AtlasServiceInstance.Instance:
              self.remove_instance(obj)
          elif type(obj) is AtlasServiceBinding.Binding:
              self.remove_binding(obj)
          else:
              raise ErrStorageTypeUnsupported(type(obj))