[Matplotlib-users] ImportError on Anaconda Win64 system

[Benjamin Root]

Then I suspect that the backend isn't really set properly, or matplotlib is
picking up the parameter from somewhere else. I just don't see how having
WxAgg as your backend could possibly trigger an import of the Qt libraries.

On Fri, Oct 30, 2015 at 3:35 PM, Jonno <jonnojohnson at gmail.com> wrote:

> Both.
>
> On Fri, Oct 30, 2015 at 1:08 PM, Benjamin Root <ben.v.root at gmail.com>
> wrote:
>
>> Doing that from IPython or Python?
>>
>> On Fri, Oct 30, 2015 at 1:55 PM, Jonno <jonnojohnson at gmail.com> wrote:
>>
>>> I also get the same import error DLL load failed if I set the backend to
>>> WXAgg in matplotlibrc then try from pylab import *
>>>
>>>
>>>
>>> On Fri, Oct 30, 2015 at 7:50 AM, Jens Nielsen <jenshnielsen at gmail.com>
>>> wrote:
>>>
>>>> If that fails that is a bug in PyQt/Qt or in your anaconda installation
>>>> and not a Matplotlib bug. You could try reinstall QT and PyQt.
>>>>
>>>> As a workaround you can tell Matplotlib to use a different backend
>>>> http://matplotlib.org/faq/usage_faq.html#what-is-a-backend
>>>>
>>>> BTW the matplotlib mailing list has changed to
>>>> matplotlib-users at python.org.
>>>>
>>>> best
>>>> Jens
>>>>
>>>> fre. 30. okt. 2015 kl. 12.43 skrev Jonno <jonnojohnson at gmail.com>:
>>>>
>>>>> Traceback (most recent call last):
>>>>>   File "<stdin>", line 1, in <module>
>>>>> ImportError: DLL load failed: The specified module could not be found.
>>>>>
>>>>> On Fri, Oct 30, 2015 at 2:26 AM, Jens Nielsen <jenshnielsen at gmail.com>
>>>>> wrote:
>>>>>
>>>>>> It sounds like your PyQt package is broken.
>>>>>>
>>>>>> What happens if you do:
>>>>>>
>>>>>> from PyQt4 import QtCore, QtGui
>>>>>>
>>>>>> in a python shell
>>>>>>
>>>>>> /Jens
>>>>>>
>>>>>> fre. 30. okt. 2015 kl. 03.06 skrev Jonno <jonnojohnson at gmail.com>:
>>>>>>
>>>>>>> Not sure where to post this.
>>>>>>>
>>>>>>> I have a fresh Anaconda Win64 python 2.7.10 install which I then
>>>>>>> updated using conda update --all.
>>>>>>>
>>>>>>> If it try to:
>>>>>>> from pylab import *
>>>>>>> I get the following:
>>>>>>>
>>>>>>>
>>>>>>> File
>>>>>>> "~\Anaconda\lib\site-packages\matplotlib\backends\qt_compat.py", line 91,
>>>>>>> in <module>
>>>>>>>   from PyQt4 import QtCore, QtGui
>>>>>>> ImportError: DLL load failed: The specified module could not be
>>>>>>> found.
>>>>>>>
>>>>>>>
>>>>>>> I have the following installed:
>>>>>>> qt: 4.8.7
>>>>>>> pyqt 4.11.4
>>>>>>> matplotlib 1.4.3
>>>>>>>
>>>>>>> Should I open an issue on matplotlib github?
>>>>>>>
>>>>>>>
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>>>>>>>
>>>>>>
>>>>>
>>>
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>>
>
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