sage: x = 2
sage: match x:
....:     case 1: print('hello')
....:     case 2: print('world')
....:
---------------------------------------------------------------------------
TypeError                                 Traceback (most recent call last)
Cell In [2], line 2
      1 match x:
----> 2     case Integer(1): print('hello')
      3     case Integer(2): print('world')

TypeError: sage.rings.integer.Integer() accepts 0 positional sub-patterns (1 given)