{
  "name": "map_delete",
  "type": "function",
  "description": "Returns a map with the given key and its corresponding value deleted.",
  "arguments": [ {"arg":"map","description":"a map"},
                 {"arg":"key","description":"the key to delete"}],
  "examples": [ { "expression":"map_delete(map('1','one','2','two'),'2')", "returns":"map: 1: 'one'"}]
}