[PyQt] PyQt 5.13.2 build error: module 'sipbuild.api' has no attribute ‘prepare_metadata_for_build_wheel'

[Phil Thompson]

On 10/11/2019 14:31, FX wrote:
>> The documentation does not have anything pyqtbuild. It does have 
>> something about  PyQt-builder, but it’s not clear it is the  same as 
>> pyqtbuild? And even so, it’s only mentioned in the "Bundling Qt Using 
>> pyqt-bundle”, which is not what I am trying to do.
> 
> Documenting my progress: apparently this is it. Installing
> PyQt-builder allows sip-install to progress further.
> 
> Now the build fails with:
> 
> Generating the pyrcc5 script...
> Generating the pyuic5 script...
> Generating the .pro file for the Qt module...
> sip-install: An internal error occurred...
> Traceback (most recent call last):
>   File "/usr/local/opt/sip/bin/sip-install", line 11, in <module>
>     load_entry_point('sip==5.0.0', 'console_scripts', 'sip-install')()
>   File
> "/usr/local/Cellar/sip/5.0.0/libexec/lib/python3.7/site-packages/sipbuild/tools/install.py",
> line 37, in main
>     handle_exception(e)
>   File
> "/usr/local/Cellar/sip/5.0.0/libexec/lib/python3.7/site-packages/sipbuild/exceptions.py",
> line 81, in handle_exception
>     raise e
>   File
> "/usr/local/Cellar/sip/5.0.0/libexec/lib/python3.7/site-packages/sipbuild/tools/install.py",
> line 34, in main
>     project.install()
>   File
> "/usr/local/Cellar/sip/5.0.0/libexec/lib/python3.7/site-packages/sipbuild/project.py",
> line 287, in install
>     self.builder.install()
>   File
> "/usr/local/Cellar/sip/5.0.0/libexec/lib/python3.7/site-packages/sipbuild/builder.py",
> line 214, in install
>     self.build_project(target_dir)
>   File
> "/usr/local/Cellar/pyqt/5.13.2/libexec/lib/python3.7/site-packages/pyqtbuild/builder.py",
> line 122, in build_project
>     installed)
>   File
> "/usr/local/Cellar/pyqt/5.13.2/libexec/lib/python3.7/site-packages/pyqtbuild/builder.py",
> line 389, in _generate_module_pro_file
>     self._install(pro_lines, installed, installable, target_dir)
>   File
> "/usr/local/Cellar/pyqt/5.13.2/libexec/lib/python3.7/site-packages/pyqtbuild/builder.py",
> line 458, in _install
>     installable.install(target_dir, installed, do_install=False)
>   File
> "/usr/local/Cellar/sip/5.0.0/libexec/lib/python3.7/site-packages/sipbuild/installable.py",
> line 61, in install
>     os.makedirs(target_dir, exist_ok=True)
>   File
> "/usr/local/Cellar/sip/5.0.0/libexec/bin/../lib/python3.7/os.py", line
> 221, in makedirs
>     mkdir(name, mode)
> PermissionError: [Errno 1] Operation not permitted:
> '/usr/local/Cellar/sip/5.0.0/libexec/lib/python3.7/site-packages/PyQt5’
> 
> It is trying to write to the sip installation directory, to which it
> does not have access (in Homebrew, packages are not allowed to write
> to other packages’ folders).
> 
> Previously we configured with:
> 
> -    args = ["--confirm-license",
> -            "--bindir=#{bin}",
> -            "--destdir=#{lib}/python#{version}/site-packages",
> -            "--stubsdir=#{lib}/python#{version}/site-packages/PyQt5",
> -            "--sipdir=#{share}/sip/Qt5",
> -            # sip.h could not be found automatically
> -            "--sip-incdir=#{Formula["sip"].opt_include}",
> -            "--qmake=#{Formula["qt"].bin}/qmake",
> -            # Force deployment target to avoid libc++ issues
> -            "QMAKE_MACOSX_DEPLOYMENT_TARGET=#{MacOS.version}",
> -            "--qml-plugindir=#{pkgshare}/plugins",
> -            "--verbose”]
> 
> Could you advice what would be the closest options for this? Many of
> these options do no exist anymore…

I don't know what you mean by the sip installation directory. PyQt 
packages (eg. PyQt3D, PyQtChart) have always written to "other" 
packages' folders (ie. PyQt5).

Phil