2021-06-29 | Paul Boddie | raw annotate files changeset graph | Renamed the utf8string class to unicode, eliminating the unicode function. This means that the simple case of merely returning an object if it is already a Unicode object no longer occurs when using the unicode callable, but such behaviour might be better supported with more general customised instantiation functionality. |
1 class C: 2 def f(self): 3 return 1 4 5 def g(self): 6 return self.f() 7 8 class D(C): 9 pass 10 11 def f(): 12 return 2 13 14 c = C() 15 d = D() 16 17 # Invoke a method that calls the default version of f. 18 19 print c.g() # 1 20 print d.g() # 1 21 22 # Replace f in C and invoke the method again. For C, f will have changed, 23 # but for D, f will retain its original value. 24 25 C.f = f 26 27 print c.g() # 2 28 print d.g() # 1