[PyQt] Unable to connect signals to Python slots with non-ASCII names

[Florian Bruhin]

On Mon, Dec 11, 2017 at 08:28:11AM +0530, Shriramana Sharma wrote:
> Hello. This is related to my recent post. I'm using PyQt
> 5.5.1+dfsg-3ubuntu4 with Py 3.5.1-3 default on Kubuntu Xenial 64 bit.
> I'm using non-ASCII words for user-defined
> variables and methods. Actually it's in an Indic script but for
> readers' convenience as minimal example I give the attached code with
> French.
> 
> I am connecting a signal to a Python method with non-ASCII name.
> Trying to execute the app results in a segfault. The fix is to replace
> the function name (as in line 9) with a bare lambda that calls the
> function (commented in line 10).

I can reproduce that with PyQt 5.9 and get:

  ASSERT: "f_name" in file ../qpy/QtCore/qpycore_pyqtboundsignal.cpp, line 810

When decorating it with @pyqtSlot, I get:

  UnicodeEncodeError: 'ascii' codec can't encode character '\xe9' in position 1: ordinal not in range(128)

Florian

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