Like a Christmas tree.

 

________________________________

From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Dino Viehland
Sent: Thursday, November 06, 2008 7:20 PM
To: Discussion of IronPython
Subject: Re: [IronPython] Extension methods in python

 

By custom class you mean a class you've written?  And then you want it
to "light up" with dynamic languages?

 

From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Marty Nelson
Sent: Thursday, November 06, 2008 7:18 PM
To: Discussion of IronPython
Subject: Re: [IronPython] Extension methods in python

 

I actually want to use an object instance of a .NET custom class that I
pass in before the script is invoked from c#.  Our current scripts look
something like:

 

row.PropertySet["Foo"]["Bar"].Value = x

 

and it would be much better if script authors could write:

 

row.Foo.Bar = x

 

So I'm looking to have an on the fly function read the metadata of
expected keys and then code generated python class wrapper for the
script author to consume. 

 

________________________________

From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Miha Valencic
Sent: Thursday, November 06, 2008 9:08 AM
To: Discussion of IronPython
Subject: Re: [IronPython] Extension methods in python

 

Marty, from what I understand you are passing a variable into python
engine and want extension methods there? You can use something like
that:

import clr
import System

class MyString(System.String):
  pass;

  def ToFoo(self):
    return self.upper()+' FooBarBaz'


a = MyString("Hello world!");
print a.ToFoo();



That would print "HELLO WORLD! FooBarBaz.

You can't put methods on System.String though, but you can create new
object from System.String...

Miha

2008/11/5 Marty Nelson <[EMAIL PROTECTED]>

Is there the equivalent of extension method in python?  I want to put a
variable into the script scope and create extension methods for it.
Does this make sense and is it possible?

 

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