[ZOPE] Newbie: Usage of this(), self, context

[c.koll@web.de]

Dieter Maurer <dieter@handshake.de> schrieb am 08.02.02:
> c.koll@web.de writes:
>  > When I read the Zopebook it seemed to be quite understandable, but lo=
oking at some scripts now, I think I somehow mixed it up. What=B4s the diffe=
rence between "this()", "self" and "context"=3F When do I use each one=3F
> "this" is a method of "SimpleItem.SimpleItem". It returns the object.
>   It is used in DTML Methods, to access the "client".
>   It is also used, to access the nearest acquisition ancestor which
>   is a SimpleItem.
>=20
> "context" is used in a Python Script. It is the object which was
> used to access the Python Script.
>=20
> "self" is often used as the first parameter of an External Method.
> In some cases, calling magic automatically passes an object that is equi=
valent
> to "context" for Python Scripts.
>=20
> Read the corresponding sections in
>=20
>   <http://www.dieter.handshake.de/pyprojects/zope/book/chap3.html>
>=20
> for details.
> =20
>=20
> Dieter


Thanx for giving me some technical background.

Christian

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