[Matplotlib-users] Failing to install matplotlib with python 3

[Alan]

Thanks for your help! It gave me the hint to nail the issue. My PATH had a
very old pkg-config. I removed and now all worked!

Thanks a lot,

Alan

On 16 June 2016 at 19:36, Jens Nielsen <jenshnielsen at gmail.com> wrote:

> Looks like LooseVersion gets something that it not quite understand. As
> far as I can see this is coming from freetype
>
> What does running pkg-config --modversion freetype2 on the commandline
> give?
>
> best
> Jens
>
> On Thu, 16 Jun 2016 at 17:09 Alan <alanwilter at gmail.com> wrote:
>
>> Hi there,
>>
>> I am not the admin so I have installed my own python 3.5.1 and I am using
>> pip3 to install all modules I need. I got all but matplotlib :-(
>>
>> pip3 install -U matplotlib
>>
>>                       Collecting matplotlib
>>   Using cached matplotlib-1.5.1.tar.gz
>>     Complete output from command python setup.py egg_info:
>>     Traceback (most recent call last):
>>       File "<string>", line 1, in <module>
>>       File "/tmp/pip-build-6eka4_fr/matplotlib/setup.py", line 167, in
>> <module>
>>         result = package.check()
>>       File "/tmp/pip-build-6eka4_fr/matplotlib/setupext.py", line 980, in
>> check
>>         min_version='1.2', version=version)
>>       File "/tmp/pip-build-6eka4_fr/matplotlib/setupext.py", line 459, in
>> _check_for_pkg_config
>>         if (not is_min_version(version, min_version)):
>>       File "/tmp/pip-build-6eka4_fr/matplotlib/setupext.py", line 179, in
>> is_min_version
>>         return found_version >= expected_version
>>       File "/sw/arch/Test2/lib/python3.5/distutils/version.py", line 70,
>> in __ge__
>>         c = self._cmp(other)
>>       File "/sw/arch/Test2/lib/python3.5/distutils/version.py", line 337,
>> in _cmp
>>         if self.version < other.version:
>>     TypeError: unorderable types: str() < int()
>>
>> ============================================================================
>>     Edit setup.cfg to change the build options
>>
>>     BUILDING MATPLOTLIB
>>                 matplotlib: yes [1.5.1]
>>                     python: yes [3.5.1 (default, Jun 16 2016, 11:03:02)
>>  [GCC
>>                             4.4.7 20120313 (Red Hat 4.4.7-11)]]
>>                   platform: yes [linux]
>>
>>     REQUIRED DEPENDENCIES AND EXTENSIONS
>>                      numpy: yes [version 1.11.0]
>>                   dateutil: yes [using dateutil version 2.5.3]
>>                       pytz: yes [using pytz version 2016.4]
>>                     cycler: yes [using cycler version 0.10.0]
>>                    tornado: yes [using tornado version 4.3]
>>                  pyparsing: yes [using pyparsing version 2.1.5]
>>                     libagg: yes [pkg-config information for 'libagg'
>> could not
>>                             be found. Using local copy.]
>>                   freetype: yes [version unknown]
>>
>>     ----------------------------------------
>> Command "python setup.py egg_info" failed with error code 1 in
>> /tmp/pip-build-6eka4_fr/matplotlib/
>>
>> What am I missing here please?
>>
>> Thanks,
>>
>> Alan
>>
>> PS. btw, with python 2.7.11 all went fine.
>>
>
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