Lambda?!

Bo M. Maryniuck b.maryniuk at forbis.lt
Tue Aug 20 16:12:43 CEST 2002


Python 2.0 (#1, Jan 19 2001, 17:54:27) 
[GCC 2.95.2 19991024 (release)] on linux2
Type "copyright", "credits" or "license" for more information.
>>> def foo(a):
...     return "<%s>" % a
... 
>>> map(lambda bar: foo(bar).upper(), ['test', 'other test'])
['<TEST>', '<OTHER TEST>']


Hura-a!


Python 2.0 (#1, Jan 19 2001, 17:54:27) 
[GCC 2.95.2 19991024 (release)] on linux2
Type "copyright", "credits" or "license" for more information.
>>> class foo:
...     def bar(self, a):
...             return "<%s>" % a
...     def spam(self):
...             return map(lambda rope: self.bar(rope).upper(), ['test', 'other test'])
... 
>>> f = foo()
>>> f.spam()
Traceback (most recent call last):
  File "<stdin>", line 1, in ?
  File "<stdin>", line 5, in spam
  File "<stdin>", line 5, in <lambda>
NameError: There is no variable named 'self'


Huh?!


-- 
Regards, Bogdan

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