ImportError: No module named 'PyQt5.sip'

Patrick Stinson patrickkidd at
Tue Apr 28 21:41:42 BST 2020

I have gone through them. The closest thing I found that applies might be: <>

But I’m not sure. It may just be me, but I find it hard to follow and decided it didn’t have anything to do with my question.

Or am I off base? I am fairly familiar with sip 4, but having trouble understanding the roadmap to move to sip-5. Maybe I have to have a better understanding of wheels?

> On Apr 28, 2020, at 12:33 PM, Phil Thompson <phil at> wrote:
> On 28/04/2020 19:03, Patrick Stinson wrote:
>> Also, I just tried:
>> 	pip install .
>> For sip-5.2.0 with Python-3.7.7 and it didn’t install the sip module
>> in site-packages or site-packages/PyQt5.
>> Not sure what to do there….
> Read the docs? Installing SIP v5 has nothing to do with installing the sip module.
> Phil
>>> On Apr 28, 2020, at 5:51 AM, Patrick Stinson <patrickkidd at> wrote:
>>> I suppose this is more of a pip question at this point, but do you know how to get:
>>>  pip install .
>>> or
>>>  pip install PyQt5_sip-12.7.2.tar.gz
>>> to build with debugging symbols? At first glance I don’t see anything like that in the pip docs.
>>>> On Apr 28, 2020, at 5:48 AM, Patrick Stinson <patrickkidd at> wrote:
>>>> Oh wow, it looks like I am also out of touch with pip and its capabilities.
>>>> “pip install .” Worked for me using sip-5.2.0.tar.gz.
>>>> Sounds like your idea to detect is a good one, however.
>>>>> On Apr 28, 2020, at 5:09 AM, Phil Thompson <phil at> wrote:
>>>>> Aah - I never build in that particular way, I always use pip to build the PyQt5.sip module.
>>>>> To build from an unpacked source package...
>>>>> pip install .
>>>>> To build from a local source package...
>>>>> pip install PyQt5_sip-12.7.2.tar.gz
>>>>> To build from source from PyPI...
>>>>> pip install --no-binary :all: PyQt5-sip
>>>>> I'll try and detect if 'python' is being used and either fix it or fail with an error message.
>>>>> Phil
>>>>> On 28/04/2020 13:39, Patrick Stinson wrote:
>>>>>> Phil,
>>>>>> It seems to me that this is likely documented somewhere since it is a
>>>>>> latest-version source build with generic options?
>>>>>> -Patrick
>>>>>>> On Apr 27, 2020, at 11:26 PM, Patrick Stinson <patrickkidd at> wrote:
>>>>>>> Now I am asking the same question as the OP. I built Python-3.8.4, sip-5.2.0, and PyQt5-5.14.2 on macOS and got the same error.
>>>>>>> I built sip with “python install”
>>>>>>> turin:vendor patrick$ python -c "import PyQt5.QtGui"
>>>>>>> Traceback (most recent call last):
>>>>>>> File "<string>", line 1, in <module>
>>>>>>> ModuleNotFoundError: No module named 'PyQt5.sip'
>>>>>>> -Patrick
>>>>>>>> On Apr 27, 2020, at 1:33 PM, Phil Thompson <phil at> wrote:
>>>>>>>>> On 27/04/2020 22:19, Gabriele Bulfon wrote:
>>>>>>>>> Great Phil, that's where I pulled sources for both of them.
>>>>>>>>> I have built and packaged PyQt5-sip and PyQt5 from those sources,
>>>>>>>>> after building and packaging sip5 and PyQt-builder.
>>>>>>>>> Maybe there's something wrong in what I'm delivering to the system
>>>>>>>>> with PyQt5-sip?
>>>>>>>>> Here's a brief of the files delivered by my package, as in the package
>>>>>>>>> definition file (pkg, solaris).
>>>>>>>>> I derived this from the prototype area generated by the build/install
>>>>>>>>> on the prototype install root.
>>>>>>>>> I bet something is wrong with the file...I still
>>>>>>>>> don't understand how these cpython so files are looked up, but that is
>>>>>>>>> what the build system created in the prototype area.
>>>>>>>>> dir path=usr
>>>>>>>>> dir path=usr/lib
>>>>>>>>> dir path=usr/lib/python$(PYVER)
>>>>>>>>> dir path=usr/lib/python$(PYVER)/vendor-packages
>>>>>>>>> dir path=usr/lib/python$(PYVER)/vendor-packages/PyQt5
>>>>>>>>> dir
>>>>>>>>> path=usr/lib/python$(PYVER)/vendor-packages/PyQt5_sip-12.7.2-py$(PYVER).egg-info
>>>>>>>>> file usr/lib/python$(PYVER)/vendor-packages/PyQt5/
>>>>>>>>> path=usr/lib/python$(PYVER)/vendor-packages/PyQt5/
>>>>>>>>> file
>>>>>>>>> path=usr/lib/python$(PYVER)/vendor-packages/PyQt5_sip-12.7.2-py$(PYVER).egg-info/PKG-INFO
>>>>>>>>> file
>>>>>>>>> path=usr/lib/python$(PYVER)/vendor-packages/PyQt5_sip-12.7.2-py$(PYVER).egg-info/SOURCES.txt
>>>>>>>>> file
>>>>>>>>> path=usr/lib/python$(PYVER)/vendor-packages/PyQt5_sip-12.7.2-py$(PYVER).egg-info/dependency_links.txt
>>>>>>>>> file
>>>>>>>>> path=usr/lib/python$(PYVER)/vendor-packages/PyQt5_sip-12.7.2-py$(PYVER).egg-info/top_level.txt
>>>>>>>> I would expect to see .dist-info rather than .egg-info. Maybe your setuptools is too old.
>>>>>>>> Phil

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