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<p class=MsoNormal><span style='color:#1F497D'>You need to download the version
of IronPython which is built for .NET 4.0: <a
href="http://ironpython.codeplex.com/Release/ProjectReleases.aspx?ReleaseId=28125">http://ironpython.codeplex.com/Release/ProjectReleases.aspx?ReleaseId=28125</a><o:p></o:p></span></p>
<p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='color:#1F497D'>That’ll just work and it’ll
support interop w/ C# 4.0.<o:p></o:p></span></p>
<p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p>
<div style='border:none;border-left:solid blue 1.5pt;padding:0in 0in 0in 4.0pt'>
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<div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'>
<p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span
style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> users-bounces@lists.ironpython.com
[mailto:users-bounces@lists.ironpython.com] <b>On Behalf Of </b>Neelima Potti<br>
<b>Sent:</b> Monday, January 25, 2010 1:48 PM<br>
<b>To:</b> users@lists.ironpython.com<br>
<b>Subject:</b> [IronPython] to invoke ironpython from runtime in .NET
framework 4.0<o:p></o:p></span></p>
</div>
</div>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal>Hi,<o:p></o:p></p>
<p class=MsoNormal>I am new to IronPython..<o:p></o:p></p>
<p class=MsoNormal>I have downloaded IronPython from the website <o:p></o:p></p>
<p class=MsoNormal><a href="http://www.codeplex.com/IronPython">http://www.codeplex.com/IronPython</a>
lastweek.<o:p></o:p></p>
<p class=MsoNormal>When I open IronPython Console, it shows<o:p></o:p></p>
<p class=MsoNormal>IronPython 2.6 (2.6.10920.0) on .NET 2.0.50727.3053<o:p></o:p></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal>I am trying to invoke the Python engine at run time <o:p></o:p></p>
<p class=MsoNormal>By calling in c# source(.NET 4.0 framework)<o:p></o:p></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;
font-family:Consolas'>_runtime = <span style='color:#2B91AF'>ScriptRuntime</span>.CreateFromConfiguration()<o:p></o:p></span></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal>When I add Microsoft.Scripting as a Reference to this
project, it shows the version as 2.6.911.0<o:p></o:p></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal>And my app.config has<o:p></o:p></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;
font-family:Consolas;color:blue'><?</span><span style='font-size:9.5pt;
font-family:Consolas;color:#A31515'>xml</span><span style='font-size:9.5pt;
font-family:Consolas;color:blue'> </span><span style='font-size:9.5pt;
font-family:Consolas;color:red'>version</span><span style='font-size:9.5pt;
font-family:Consolas;color:blue'>=</span><span style='font-size:9.5pt;
font-family:Consolas'>"<span style='color:blue'>1.0</span>"<span
style='color:blue'>?></span><o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;
font-family:Consolas;color:blue'><</span><span style='font-size:9.5pt;
font-family:Consolas;color:#A31515'>configuration</span><span style='font-size:
9.5pt;font-family:Consolas;color:blue'>></span><span style='font-size:9.5pt;
font-family:Consolas'><o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;
font-family:Consolas;color:blue'> <</span><span style='font-size:9.5pt;
font-family:Consolas;color:#A31515'>configSections</span><span
style='font-size:9.5pt;font-family:Consolas;color:blue'>></span><span
style='font-size:9.5pt;font-family:Consolas'><o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;
font-family:Consolas;color:blue'> <</span><span
style='font-size:9.5pt;font-family:Consolas;color:#A31515'>section</span><span
style='font-size:9.5pt;font-family:Consolas;color:blue'> </span><span
style='font-size:9.5pt;font-family:Consolas;color:red'>name</span><span
style='font-size:9.5pt;font-family:Consolas;color:blue'>=</span><span
style='font-size:9.5pt;font-family:Consolas'>"<span style='color:blue'>microsoft.scripting</span>"<span
style='color:blue'> </span><span style='color:red'>type</span><span
style='color:blue'>=</span>"<span style='color:blue'>Microsoft.Scripting.Hosting.Configuration.Section,
Microsoft.Scripting, Version=2.6.911.0, Culture=neutral,
PublicKeyToken=31bf3856ad364e35</span>"<span style='color:blue'> </span><span
style='color:red'>requirePermission</span><span style='color:blue'>=</span>"<span
style='color:blue'>false</span>"<span style='color:blue'>/></span><o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;
font-family:Consolas;color:blue'> </</span><span style='font-size:
9.5pt;font-family:Consolas;color:#A31515'>configSections</span><span
style='font-size:9.5pt;font-family:Consolas;color:blue'>></span><span
style='font-size:9.5pt;font-family:Consolas'><o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;
font-family:Consolas;color:blue'> <</span><span style='font-size:9.5pt;
font-family:Consolas;color:#A31515'>microsoft.scripting</span><span
style='font-size:9.5pt;font-family:Consolas;color:blue'>></span><span
style='font-size:9.5pt;font-family:Consolas'><o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;
font-family:Consolas;color:blue'> <</span><span
style='font-size:9.5pt;font-family:Consolas;color:#A31515'>languages</span><span
style='font-size:9.5pt;font-family:Consolas;color:blue'>></span><span
style='font-size:9.5pt;font-family:Consolas'><o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;
font-family:Consolas;color:blue'> <</span><span
style='font-size:9.5pt;font-family:Consolas;color:#A31515'>language</span><span
style='font-size:9.5pt;font-family:Consolas;color:blue'> </span><span
style='font-size:9.5pt;font-family:Consolas;color:red'>names</span><span
style='font-size:9.5pt;font-family:Consolas;color:blue'>=</span><span
style='font-size:9.5pt;font-family:Consolas'>"<span style='color:blue'>IronPython,Python,py</span>"<span
style='color:blue'> </span><span style='color:red'>extensions</span><span
style='color:blue'>=</span>"<span style='color:blue'>.py</span>"<span
style='color:blue'> </span><span style='color:red'>displayName</span><span
style='color:blue'>=</span>"<span style='color:blue'>IronPython 2.0 Beta</span>"<span
style='color:blue'> </span><span style='color:red'>type</span><span
style='color:blue'>=</span>"<span style='color:blue'>IronPython.Runtime.PythonContext,IronPython,
Version=2.0.0.0000, Culture=neutral, PublicKeyToken=31bf3856ad364e35</span>"<span
style='color:blue'>/></span><o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;
font-family:Consolas;color:blue'> </</span><span
style='font-size:9.5pt;font-family:Consolas;color:#A31515'>languages</span><span
style='font-size:9.5pt;font-family:Consolas;color:blue'>></span><span
style='font-size:9.5pt;font-family:Consolas'><o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;
font-family:Consolas;color:blue'> </</span><span style='font-size:
9.5pt;font-family:Consolas;color:#A31515'>microsoft.scripting</span><span
style='font-size:9.5pt;font-family:Consolas;color:blue'>></span><span
style='font-size:9.5pt;font-family:Consolas'><o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;
font-family:Consolas;color:blue'><</span><span style='font-size:9.5pt;
font-family:Consolas;color:#A31515'>startup</span><span style='font-size:9.5pt;
font-family:Consolas;color:blue'>><</span><span style='font-size:9.5pt;
font-family:Consolas;color:#A31515'>supportedRuntime</span><span
style='font-size:9.5pt;font-family:Consolas;color:blue'> </span><span
style='font-size:9.5pt;font-family:Consolas;color:red'>version</span><span
style='font-size:9.5pt;font-family:Consolas;color:blue'>=</span><span
style='font-size:9.5pt;font-family:Consolas'>"<span style='color:blue'>v4.0</span>"<span
style='color:blue'> </span><span style='color:red'>sku</span><span
style='color:blue'>=</span>"<span style='color:blue'>.NETFramework,Version=v4.0</span>"<span
style='color:blue'>/></</span><span style='color:#A31515'>startup</span><span
style='color:blue'>></</span><span style='color:#A31515'>configuration</span><span
style='color:blue'>></span><o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;
font-family:Consolas'><o:p> </o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;
font-family:Consolas'><o:p> </o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;
font-family:Consolas'>During runtime, I get the error:<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;
font-family:Consolas'>An error occurred creating the configuration section handler
for microsoft.scripting: Could not load file or assembly 'Microsoft.Scripting,
Version=2.6.911.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35' or one of
its dependencies. The located assembly's manifest definition does not match the
assembly reference. (Exception from HRESULT: 0x80131040<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;
font-family:Consolas'><o:p> </o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;
font-family:Consolas'>What am I missing here? Is my version wrong or
publicKeyToken wrong or??<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;
font-family:Consolas'><o:p> </o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;
font-family:Consolas'>Any help would be greatly appreciated<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;
font-family:Consolas'><o:p> </o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;
font-family:Consolas'>Thank you<o:p></o:p></span></p>
<p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;
font-family:Consolas'>NPotti <o:p></o:p></span></p>
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