2017-02-21 | Paul Boddie | raw annotate files changeset graph | Only copy changed template files and only generate updated program files, removing the "make clean" invocation and permitting incremental builds. Changed constant labelling to employ content digests so that constant names remain stable and do not confuse already-generated code. | method-wrapper-for-context |
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