[IronPython] Keyword Arguments For C# Functions

Curt Hagenlocher curt at hagenlocher.org
Wed Nov 26 13:33:31 CET 2008

The keyword arguments you've seen used on CLR classes are actually using
properties as initializers.  That is,

tb = System.Windows.Forms.TextBox(Text = 'Hello')

is exactly equivalent to

tb = System.Windows.Forms.TextBox()
tb.Text = 'Hello'

On Wed, Nov 26, 2008 at 12:38 AM, Dave Moor <D.Moor at sim-soft.co.uk> wrote:

> Hi Everyone
> I am developing a C# application using VS2005 and IronPython v1.1.0
> (currently). I am trying to add a function to a C# class that will be
> callable from IronPython which will take a keyword argument list mimicking:
> def fred(self, name, **kwargs):
> I found this link
> http://blogs.msdn.com/srivatsn/archive/2008/09/09/passing-keyword-args-to-c-methods-from-ironpython.aspxbut I don't have Microsoft.Scripting
> available.
> However IronPython allows kwargs on contructors of standard clr classes
> like System.Windows.Forms.TextBox etc., can I use the same magic as that?
> I looked in the source of v1.1.2, do I need to do 'something' with
> IronPython.Runtime.Calls.KwArgBinder and if so what?  Is there a sample
> somewhere I've missed?  Or is it covered in IronPython in Action, if so I
> guess I'd better stick my hand in my pocket :)
> Thanks in advance
> Dave
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