I come from a C++ background and am learning some of the details of
Python's OO capability and now have some questions. Given:
#!/bin/env python
class A(object):
_x = 10
def __init__(self): self.x = 20
def square(self): return self.x * self.x
print 'A.x = %d' % A._x
a = A()
print 'a.x =
Sarir said:
> Here are my questions:
>
> 1) What are the benefits of using a member variable without the 'self'
>qualifier? (I think this is because you can use _x without an
>instance of A().)
No such thing as a benefit here. self.a inside a method is the same as a
outside (see code belo
On Tuesday 29 March 2005 05:37 pm, James Stroud wrote:
> > 1) What are the benefits of using a member variable without the 'self'
> > qualifier? (I think this is because you can use _x without an
> > instance of A().)
>
> No such thing as a benefit here. self.a inside a method is the same as
James Stroud said unto the world upon 2005-03-29 20:37:
Sarir said:
Here are my questions:
3) Should private data be written as self._x instead of self.x?
This is a long standing debate. The usual answer is "we are all grownups
here", meaning that self.x is preferred. However, I personally like
>>> shy._Shy__mangled_method()
Ive been mangled!
Hi Brian,
can you explain how this could possibly work? First of all it's not
standard python usage,
and secondly it's not working on my computer...
pan
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You need 2 underscores to mangle.
On Tuesday 29 March 2005 09:58 pm, runsun pan wrote:
> >>> shy._Shy__mangled_method()
>
> Ive been mangled!
>
>
> Hi Brian,
>
> can you explain how this could possibly work? First of all it's not
> standard python usage,
> and secondly it's not working on my compu