code: def get_context_data(self, **kwargs):
          
          context = {}
          inlines_names = self.get_inlines_names()
  
          if inlines_names:
              # We have formset or inlines in context, but never both
              context.update(zip(inlines_names, kwargs.get('inlines', [])))
              if 'formset' in kwargs:
                  context[inlines_names[0]] = kwargs['formset']
          context.update(kwargs)
          return super(NamedFormsetsMixin, self).get_context_data(**context)
docs: If `inlines_names` has been defined, add each formset to the context under
          its corresponding entry in `inlines_names`