[Zope] Passing parameters to external methods

[Dominic Mitchell]

On Wed, Sep 13, 2000 at 11:49:03PM +0200, Andreas Pauley wrote:
> Hi,
> I need to pass some parameters to my external methods.
> 
> I have an external method that looks (somewhat) like this:
> 
> def extAccess(self, accttype_cde):
>     return accttype_cde
> 
> In the following dtml code, the following statement (with the SQL
> method) works fine:
> 
> <dtml-if "sqlAccess(accttype_cde='COM')">
>  <b>sqlAccess returned something</b>
> </dtml-if>
> 
> This statement, referencing my external method but using the same syntax
> as with the sql method, gives lots of headaches:
> 
> <dtml-if "extAccess(accttype_cde='COM')">
>   <b>The external method returned true</b>
> </dtml-if>
> 
> 
> I get the following error for the above statement:
> Error Type: TypeError
> Error Value: not enough arguments; expected 2, got 0

Try doing:

<dtml-if "extAccess(_.None, _, accttype_cde='COM')">
  <b>The external method returned true</b>
</dtml-if>

To pass in the namespace of where you're calling from.

-Dom