File kicad-6.0.9-fix-installed-python-path.patch of Package mingw32-kicad
--- kicad-6.0.9/eeschema/bom_plugins.cpp.orig 2023-01-25 13:38:15.544436173 +0100
+++ kicad-6.0.9/eeschema/bom_plugins.cpp 2023-01-25 13:40:51.271828045 +0100
@@ -94,7 +94,10 @@
python.SetFullName(wxT( "python3" ) );
wxString interpreter = python.GetFullPath();
-#else
+#elif defined(__WINDOWS__)
+ // get from current binary dir or path to support portable installations
+ wxString interpreter = wxString::FromUTF8Unchecked( "python3" );
+#else
wxString interpreter = wxString::FromUTF8Unchecked( PYTHON_EXECUTABLE );
#endif
if( interpreter.IsEmpty() )