Re: Python Windows Scripting Engine
Mark Hammond <[email protected]> Thu, 1 Aug 2024 17:21:10 -0400
| Newsgroups | gmane.comp.python.windows |
|---|---|
| Message-ID | <[email protected]> |
This is a multi-part message in MIME format. --===============0189324571905877483== Content-Type: multipart/alternative; boundary="------------TTQo3TbCLSiLD0YO4Mzbz5Vr" Content-Language: en-US This is a multi-part message in MIME format. --------------TTQo3TbCLSiLD0YO4Mzbz5Vr Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit On 2024-08-01 4:37 p.m., Valentin Abrutski wrote: > Hello Mark. > > Sorry for bothering you again. I got another issue. When I call > IActiveScript method: SetScriptSite(IActiveScriptSite site) > I got invalid cast exception. Mostprobably it means that > IActiveScriptSite can't be properly passed as argument to > SetScriptSite. My assumption that my definition of > IActiveScriptSite is different from one is used in py2in32 library. > I could find usages of IActiveScriptSite interface in the source > code of the library. But I can't find definition of this interface. I'm not sure what you are asking. IActiveScriptSite is documented at https://learn.microsoft.com/en-us/dotnet/api/microsoft.visualstudio.debugger.interop.iactivescriptsite?view=visualstudiosdk-2019 and IActiveScript at https://learn.microsoft.com/en-us/dotnet/api/microsoft.visualstudio.debugger.interop.iactivescript?view=visualstudiosdk-2019. The c++ "receiver" of this call for pywin32 is at https://github.com/mhammond/pywin32/blob/main/com/win32comext/axscript/src/PyGActiveScript.cpp#L5 Mark > Can you advise me where I can find it? > > On Thu, Aug 1, 2024 at 4:19 PM Valentin Abrutski <[email protected]> wrote: > > Hi Mark, just to let you know. I found the root cause. I was > trying to get 32bit version of interface and pywin32 export 64bit > version(different GUID and slightly different function signature) > > Thank you for your help. > > On Wed, Jul 31, 2024 at 5:08 PM Valentin Abrutski <[email protected]> > wrote: > > Thank you Mark. I will try that. Appreciate > > ср, 31 июл. 2024 г., 17:01 Mark Hammond > <[email protected]>: > > Sorry, I can't explain that - running pyscript.py should > register things and support for IActiveScriptParse is > unconditional. You could try running `pyscript.py --debug` > which might print some debug stuff, or even add print > statements to client.py's QueryInterface function to make > sure it's actually being called. Also, executing > win32comext/axscript/test/testHost.py should try and > exercise the engine. > > HTH, > > Mark > > On 2024-07-31 9:14 a.m., Valentin Abrutski wrote: >> Hi Mark. Thank you for the idea. And appreciate your help. >> >> I tried it. And to be sure that I'm doing it right. I've >> tried to use this approach to get not only >> IActiveScriptParse, but also IActiveScript >> Still the same issue. I can get IActiveScript. But when >> try to get IActiveScriptParse I get error code: >> |0x80004002| (|E_NOINTERFACE|) >> >> I've double checked GUID of IActiveScriptParse which is >> used in QuearyInterface and it looks >> correct: BB1A2AE2-A4F9-11cf-8F20-00805F2CD064 >> >> I'm thinking about is it possible that the way I >> registered Python Script Engine is not correct? Is it >> possible that there are different way to do that? >> Just to remind you, I just run python pyscript.py >> >> >> On Wed, Jul 31, 2024 at 12:58 AM Mark Hammond >> <[email protected]> wrote: >> >> >> On 2024-07-30 4:29 p.m., Valentin Abrutski wrote: >>> Hi Mark. >>> >>> I double checked what I did with my previous >>> attempt. And still can't get success. Probably you >>> can give me an idea of what I'm doing wrong. >>> >>> I am working on an application(.Net) which provides >>> scripting capabilities via AcriveScript Engine. With >>> the ability to debug script step by step and etc. >>> And we provide a standard set of languages VBScript >>> and JScript. And now we want to provide Python support. >>> >>> Obviously I need to add a new ActiveScript Engine >>> for Python. to system >>> >>> What I did. I installed python and installed the >>> pywin32 package. >>> Then I found this script >>> Python311\Lib\site-packages\win32comext\axscript\client\pyscript.py >>> and run it : >>> python pyscript.py >>> Requesting elevation and retrying... >>> Registered: Python >>> >>> After that, I go to my application code and do the >>> same we already do for Standard JScript or VBScript >>> engines. >>> For example, import of COM JScript class is defined >>> [ComImport, >>> Guid("F414C260-6AC0-11CF-B6D1-00AA00BBBB58")] >>> public class JScript >>> { >>> } >>> >>> So I defined import class for Python using GUID from >>> python class implementation >>> [ComImport, >>> Guid("DF630910-1C1D-11d0-AE36-8C0F5E000000")] >>> public class PythonScript >>> { >>> } >>> >>> Then my expectation is that I can cast it to >>> IAcriveScript and IActiveScripParse (like I do with >>> standard languages) >>> _engine = new PythonScript(); >>> _iap = _engine as IActiveScriptParse; >>> _ias = _engine as IActiveScript; >>> >>> But IActiveScriptParse still is null, IActiveScript >>> - is good. >>> I suppose that probably I did initialization in >>> wrong way? or something like that? >> >> My best guess is that the "as" isn't working due to a >> lack of a typelib for the engine - but a >> QueryInterface(IID_IActiveScriptParse) on the >> IActiveScript interface should work. >> >> HTH, >> >> Mark >> >> >>> >>> >>> >>> On Tue, Jul 30, 2024 at 10:54 PM Valentin Abrutski >>> <[email protected]> wrote: >>> >>> Hi Mark >>> >>> Appreciate for fast response. I will look into >>> it. Thank you. >>> >>> >>> On Tue, Jul 30, 2024 at 5:56 PM Mark Hammond >>> <[email protected]> wrote: >>> >>> IActiveScriptParse is supported - check out >>> the com/win32comext/axscript directory. >>> >>> Cheers, >>> >>> Mark >>> >>> On 2024-07-30 10:14 a.m., Valentin Abrutski >>> wrote: >>>> Hello all, >>>> >>>> Hopefully somebody can help me. >>>> >>>> Microsoft provides implementations for >>>> Microsoft Scripting Engine - VbScript and >>>> JScript. >>>> I need to add Python Script Engine support. >>>> I see that pywin32 already has a component >>>> for that(COM object). But it exposes only >>>> the IActiveScript interface. For my needs I >>>> also need IActiveScriptParse interface. >>>> >>>> please advise me if pywin32 implements it >>>> also and I just missed something? or if you >>>> have an idea what to do to get.. I will >>>> appreciate for your help. >>>> >>>> _______________________________________________ >>>> python-win32 mailing list >>>> [email protected] >>>> https://mail.python.org/mailman/listinfo/python-win32 >>> >> >> _______________________________________________ >> python-win32 mailing list >> [email protected] >> https://mail.python.org/mailman/listinfo/python-win32 > --------------TTQo3TbCLSiLD0YO4Mzbz5Vr Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: 8bit <!DOCTYPE html> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> </head> <body> <p><br> </p> <div class="moz-cite-prefix">On 2024-08-01 4:37 p.m., Valentin Abrutski wrote:<br> </div> <blockquote type="cite" cite="mid:CADtR_MNDx_QgdmOCSFh_h9DAQKEJAOy+9TtiyL0WkTb5ZrcjqQ@mail.gmail.com"> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> <div dir="ltr">Hello Mark.<br> <br> Sorry for bothering you again. I got another issue. When I call IActiveScript method: SetScriptSite(IActiveScriptSite site)<br> I got invalid cast exception. Mostprobably it means that IActiveScriptSite can't be properly passed as argument to SetScriptSite. My assumption that my definition of IActiveScriptSite is different from one is used in py2in32 library. <div>I could find usages of IActiveScriptSite interface in the source code of the library. But I can't find definition of this interface. <br> </div> </div> </blockquote> <p>I'm not sure what you are asking. IActiveScriptSite is documented at <a class="moz-txt-link-freetext" href="https://learn.microsoft.com/en-us/dotnet/api/microsoft.visualstudio.debugger.interop.iactivescriptsite?view=visualstudiosdk-2019">https://learn.microsoft.com/en-us/dotnet/api/microsoft.visualstudio.debugger.interop.iactivescriptsite?view=visualstudiosdk-2019</a> and IActiveScript at <a class="moz-txt-link-freetext" href="https://learn.microsoft.com/en-us/dotnet/api/microsoft.visualstudio.debugger.interop.iactivescript?view=visualstudiosdk-2019">https://learn.microsoft.com/en-us/dotnet/api/microsoft.visualstudio.debugger.interop.iactivescript?view=visualstudiosdk-2019</a>. The c++ "receiver" of this call for pywin32 is at <a class="moz-txt-link-freetext" href="https://github.com/mhammond/pywin32/blob/main/com/win32comext/axscript/src/PyGActiveScript.cpp#L5">https://github.com/mhammond/pywin32/blob/main/com/win32comext/axscript/src/PyGActiveScript.cpp#L5</a><br> </p> <p>Mark<br> </p> <p><br> </p> <blockquote type="cite" cite="mid:CADtR_MNDx_QgdmOCSFh_h9DAQKEJAOy+9TtiyL0WkTb5ZrcjqQ@mail.gmail.com"> <div dir="ltr"> <div>Can you advise me where I can find it? <br> </div> </div> <br> <div class="gmail_quote"> <div dir="ltr" class="gmail_attr">On Thu, Aug 1, 2024 at 4:19 PM Valentin Abrutski <<a href="mailto:[email protected]" moz-do-not-send="true" class="moz-txt-link-freetext">[email protected]</a>> wrote:<br> </div> <blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"> <div dir="ltr">Hi Mark, just to let you know. I found the root cause. I was trying to get 32bit version of interface and pywin32 export 64bit version(different GUID and slightly different function signature) <div><br> </div> <div>Thank you for your help. </div> </div> <br> <div class="gmail_quote"> <div dir="ltr" class="gmail_attr">On Wed, Jul 31, 2024 at 5:08 PM Valentin Abrutski <<a href="mailto:[email protected]" target="_blank" moz-do-not-send="true" class="moz-txt-link-freetext">[email protected]</a>> wrote:<br> </div> <blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"> <div dir="auto">Thank you Mark. I will try that. Appreciate </div> <br> <div class="gmail_quote"> <div dir="ltr" class="gmail_attr">ср, 31 июл. 2024 г., 17:01 Mark Hammond <<a href="mailto:[email protected]" target="_blank" moz-do-not-send="true" class="moz-txt-link-freetext">[email protected]</a>>:<br> </div> <blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"> <div> <p>Sorry, I can't explain that - running pyscript.py should register things and support for IActiveScriptParse is unconditional. You could try running `pyscript.py --debug` which might print some debug stuff, or even add print statements to client.py's QueryInterface function to make sure it's actually being called. Also, executing win32comext/axscript/test/testHost.py should try and exercise the engine.</p> <p>HTH,</p> <p>Mark<br> </p> <div>On 2024-07-31 9:14 a.m., Valentin Abrutski wrote:<br> </div> <blockquote type="cite"> <div dir="ltr">Hi Mark. Thank you for the idea. And appreciate your help. <div><br> I tried it. And to be sure that I'm doing it right. I've tried to use this approach to get not only IActiveScriptParse, but also IActiveScript <div>Still the same issue. I can get IActiveScript. But when try to get IActiveScriptParse I get error code: <code style="border-radius:4px;font-size:12px;padding:1px 3px">0x80004002</code><span style="font-size:13px;color:rgb(204,204,204);font-family:"Segoe WPC","Segoe UI",sans-serif;background-color:rgb(24,24,24)"> (</span><code style="border-radius:4px;font-size:12px;padding:1px 3px">E_NOINTERFACE</code><span style="font-size:13px;color:rgb(204,204,204);font-family:"Segoe WPC","Segoe UI",sans-serif;background-color:rgb(24,24,24)">)</span></div> <div><span style="font-size:13px;color:rgb(204,204,204);font-family:"Segoe WPC","Segoe UI",sans-serif;background-color:rgb(24,24,24)"><br> </span></div> <div>I've double checked GUID of IActiveScriptParse which is used in QuearyInterface and it looks correct: BB1A2AE2-A4F9-11cf-8F20-00805F2CD064</div> <div><br> </div> <div>I'm thinking about is it possible that the way I registered Python Script Engine is not correct? Is it possible that there are different way to do that? </div> <div>Just to remind you, I just run <span style="font-family:monospace">python pyscript.py </span></div> <div><br> </div> </div> </div> <br> <div class="gmail_quote"> <div dir="ltr" class="gmail_attr">On Wed, Jul 31, 2024 at 12:58 AM Mark Hammond <<a href="mailto:[email protected]" rel="noreferrer" target="_blank" moz-do-not-send="true" class="moz-txt-link-freetext">[email protected]</a>> wrote:<br> </div> <blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"> <div> <p><br> </p> <div>On 2024-07-30 4:29 p.m., Valentin Abrutski wrote:<br> </div> <blockquote type="cite"> <div dir="ltr">Hi Mark. <br> <br> I double checked what I did with my previous attempt. And still can't get success. Probably you can give me an idea of what I'm doing wrong. <div><br> </div> <div>I am working on an application(.Net) which provides scripting capabilities via AcriveScript Engine. With the ability to debug script step by step and etc. And we provide a standard set of languages VBScript and JScript. And now we want to provide Python support.</div> <div><br> </div> <div>Obviously I need to add a new ActiveScript Engine for Python. to system</div> <div><br> </div> <div>What I did. I installed python and installed the pywin32 package.</div> <div>Then I found this script Python311\Lib\site-packages\win32comext\axscript\client\pyscript.py and run it : <br> <font face="monospace">python pyscript.py </font></div> <div><font face="monospace">Requesting elevation and retrying...</font></div> <div><font face="monospace">Registered: Python</font></div> <div><font face="monospace"><br> </font></div> <div><font face="arial, sans-serif">After that, I go to my application code and do the same we already do for Standard JScript or VBScript engines.</font></div> <div><font face="arial, sans-serif">For example, import of COM JScript class is defined</font></div> <div><font face="monospace"> [ComImport, Guid("F414C260-6AC0-11CF-B6D1-00AA00BBBB58")]<br> public class JScript<br> {<br> }</font></div> <div><font face="monospace"><br> </font></div> <div><font face="arial, sans-serif">So I defined import class for Python using GUID from python class implementation</font></div> <div><font face="monospace"> [ComImport, Guid("DF630910-1C1D-11d0-AE36-8C0F5E000000")]<br> public class PythonScript<br> {<br> }<br> </font></div> <div><font face="monospace"><br> </font></div> <div><font face="arial, sans-serif">Then my expectation is that I can cast it to IAcriveScript and IActiveScripParse (like I do with standard languages)</font></div> <div><font face="monospace"> _engine = new PythonScript();<br> _iap = _engine as IActiveScriptParse;<br> _ias = _engine as IActiveScript;<br> </font></div> <div><font face="monospace"><br> </font></div> <div><font face="arial, sans-serif">But IActiveScriptParse still is null, IActiveScript - is good.</font></div> <div><font face="arial, sans-serif">I suppose that probably I did initialization in wrong way? or something like that?</font></div> </div> </blockquote> <p>My best guess is that the "as" isn't working due to a lack of a typelib for the engine - but a QueryInterface(IID_IActiveScriptParse) on the IActiveScript interface should work.</p> <p>HTH,</p> <p>Mark<br> </p> <p><br> </p> <blockquote type="cite"> <div dir="ltr"> <div><br> </div> <div> <br> </div> </div> <br> <div class="gmail_quote"> <div dir="ltr" class="gmail_attr">On Tue, Jul 30, 2024 at 10:54 PM Valentin Abrutski <<a href="mailto:[email protected]" rel="noreferrer" target="_blank" moz-do-not-send="true" class="moz-txt-link-freetext">[email protected]</a>> wrote:<br> </div> <blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"> <div dir="ltr">Hi Mark <div><br> </div> <div>Appreciate for fast response. I will look into it. Thank you. </div> <div><br> </div> </div> <br> <div class="gmail_quote"> <div dir="ltr" class="gmail_attr">On Tue, Jul 30, 2024 at 5:56 PM Mark Hammond <<a href="mailto:[email protected]" rel="noreferrer" target="_blank" moz-do-not-send="true" class="moz-txt-link-freetext">[email protected]</a>> wrote:<br> </div> <blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"> <div> <p>IActiveScriptParse is supported - check out the com/win32comext/axscript directory.</p> <p>Cheers,<br> </p> <p>Mark<br> </p> <div>On 2024-07-30 10:14 a.m., Valentin Abrutski wrote:<br> </div> <blockquote type="cite"> <div dir="ltr">Hello all, <div><br> </div> <div>Hopefully somebody can help me.</div> <div><br> </div> <div>Microsoft provides implementations for Microsoft Scripting Engine - VbScript and JScript.</div> <div>I need to add Python Script Engine support. I see that pywin32 already has a component for that(COM object). But it exposes only the IActiveScript interface. For my needs I also need IActiveScriptParse interface. <br> <br> please advise me if pywin32 implements it also and I just missed something? or if you have an idea what to do to get.. I will appreciate for your help.</div> </div> <br> <fieldset></fieldset> <pre>_______________________________________________ python-win32 mailing list <a href="mailto:[email protected]" rel="noreferrer" target="_blank" moz-do-not-send="true" class="moz-txt-link-freetext">[email protected]</a> <a href="https://mail.python.org/mailman/listinfo/python-win32" rel="noreferrer" target="_blank" moz-do-not-send="true" class="moz-txt-link-freetext">https://mail.python.org/mailman/listinfo/python-win32</a> </pre> </blockquote> </div> </blockquote> </div> </blockquote> </div> </blockquote> </div> </blockquote> </div> <br> <fieldset></fieldset> <pre>_______________________________________________ python-win32 mailing list <a href="mailto:[email protected]" rel="noreferrer" target="_blank" moz-do-not-send="true" class="moz-txt-link-freetext">[email protected]</a> <a href="https://mail.python.org/mailman/listinfo/python-win32" rel="noreferrer" target="_blank" moz-do-not-send="true" class="moz-txt-link-freetext">https://mail.python.org/mailman/listinfo/python-win32</a> </pre> </blockquote> </div> </blockquote> </div> </blockquote> </div> </blockquote> </div> </blockquote> </body> </html> --------------TTQo3TbCLSiLD0YO4Mzbz5Vr-- --===============0189324571905877483== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ python-win32 mailing list [email protected] https://mail.python.org/mailman/listinfo/python-win32 --===============0189324571905877483==--