code: def api_user_techgroup_list(request, userPk, key, hproPk):
      
  
      if not check_api_key(request, key, hproPk):
          return HttpResponseForbidden
  
      # From UUID to Pk
      from users.models import TechUser
  
      user = get_object_or_404(TechUser, pk=userPk)
  
      retour = [t.uuid for t in user.techgroup_set.filter(is_enabled=True)]
  
      return HttpResponse(json.dumps(retour), content_type="application/json")
docs: Return the list of techgroup of a user