Re: [Matplotlib-users] Failed pip install on OSX

2013-08-06 Thread Matthew Brett
Hi,

On Mon, Aug 5, 2013 at 4:36 PM, Scott Lasley  wrote:
>
> On Aug 5, 2013, at 4:43 PM, Matthew Brett  wrote:
>
>> Hi,
>>
>> On Sun, Aug 4, 2013 at 7:26 PM, Scott Lasley  wrote:
>>>
>>> On Aug 4, 2013, at 4:47 PM, Matthew Brett  
>>> wrote:
>>>
 Hi,

 Congratulations on the new release.

 I just tried installing in a fresh installation of Python 2.7 from 
 Python.org

 Am I right in thinking the recommended method is:

   pip install matplotlib

 ?  I did this, and then:

>>> import matplotlib.pyplot as plt
 Traceback (most recent call last):
 File "", line 1, in 
 File 
 "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/pyplot.py",
 line 24, in 
   import matplotlib.colorbar
 File 
 "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/colorbar.py",
 line 29, in 
   import matplotlib.collections as collections
 File 
 "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/collections.py",
 line 23, in 
   import matplotlib.backend_bases as backend_bases
 File 
 "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/backend_bases.py",
 line 50, in 
   import matplotlib.textpath as textpath
 File 
 "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/textpath.py",
 line 14, in 
   from matplotlib.mathtext import MathTextParser
 File 
 "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/mathtext.py",
 line 62, in 
   import matplotlib._png as _png
 ImportError: 
 dlopen(/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/_png.so,
 2): Library not loaded: /usr/X11/lib/libpng12.0.dylib
 Referenced from:
 /Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/_png.so
 Reason: Incompatible library version: _png.so requires version
 42.0.0 or later, but libpng12.0.dylib provides version 36.0.0

 There were no previous versions of matplotlib installed.  This on OSX 10.6:

 Python 2.7.5  just installed from python.org
 X11 installed from the Apple installation disks for 10.6 before `pip
 install matplotlib`
 No homebrew etc

 Any hints about how I should debug this further?

 Thanks a lot for any help,

 Matthew
>>>
>>> I was able to install numpy 1.7.1 and matplotlib 1.30 under OS X 10.6.8 
>>> with X11 version XQuartz 2.3.6 (xorg-server 1.4.2-apple56) and python 2.7.5 
>>> 64-bit from python.org using pip 1.4.
>>>
>>> Have you tried running Software Update?  If you installed X11 after 
>>> updating to 10.6.8 you can run the combo updater ( 
>>> http://support.apple.com/kb/DL1399 ) to get the latest X11.   Alternately, 
>>> you could try installing XQuartz from http://xquartz.macosforge.org/landing/
>>
>> Yes, the system was up to date before I installed matplotlib.   Just
>> to check my failing memory, I checked for updates (none), reinstalled
>> and got the same answer.
>>
>> The combo updater looks like it's a fast track to the same outcome as
>> Software update - is it something different?
>
> I don't remember if Software Update detects updates to X11.  What version of 
> X11 are you running?  The version on the Snow Leopard install disks, 2.3.4, 
> is older than version 2.3.6 installed by the combo updater.

Sorry - I am afraid I installed the combo updater over the existing
X11 before I read your email properly, so I don't know what version I
had before.

> As far as I know there is no standalone X11 2.3.6 updater for Snow Leopard.  
> You'll have to re-install the security updates that came out after the combo 
> updater was released if you use it, which is a bit of a pain.  According to 
> otool -L, the libpng12.0.dylib installed with X11 2.3.6 is version 45, 
> compatibility version 45, so it should work with matplotlib.

Yes, that does work thanks.

> If you don't want to run the combo updater because of possible side effects 
> or install XQuartz you can download libpng from 
> http://sourceforge.net/projects/libpng/files/libpng15/1.5.17/, unpack it and 
> do the standard ./configure, make, sudo make install to install it in 
> /usr/local/lib.  setup.py should find it there.

So, to summarize, pip install for matplotlib will fail on bare-bones
OSX 10.6 unless you do one of:

* Run the combo updater
* Install Quartz X11
* Build your own libpng in /usr/local

Is that a reasonable list?

Is there any way to check for this problem and warn / error at build
time with instructions?

Thanks a lot for the help,

Matthew

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Re: [Matplotlib-users] Failed pip install on OSX

2013-08-05 Thread Scott Lasley

On Aug 5, 2013, at 4:43 PM, Matthew Brett  wrote:

> Hi,
> 
> On Sun, Aug 4, 2013 at 7:26 PM, Scott Lasley  wrote:
>> 
>> On Aug 4, 2013, at 4:47 PM, Matthew Brett  wrote:
>> 
>>> Hi,
>>> 
>>> Congratulations on the new release.
>>> 
>>> I just tried installing in a fresh installation of Python 2.7 from 
>>> Python.org
>>> 
>>> Am I right in thinking the recommended method is:
>>> 
>>>   pip install matplotlib
>>> 
>>> ?  I did this, and then:
>>> 
>> import matplotlib.pyplot as plt
>>> Traceback (most recent call last):
>>> File "", line 1, in 
>>> File 
>>> "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/pyplot.py",
>>> line 24, in 
>>>   import matplotlib.colorbar
>>> File 
>>> "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/colorbar.py",
>>> line 29, in 
>>>   import matplotlib.collections as collections
>>> File 
>>> "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/collections.py",
>>> line 23, in 
>>>   import matplotlib.backend_bases as backend_bases
>>> File 
>>> "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/backend_bases.py",
>>> line 50, in 
>>>   import matplotlib.textpath as textpath
>>> File 
>>> "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/textpath.py",
>>> line 14, in 
>>>   from matplotlib.mathtext import MathTextParser
>>> File 
>>> "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/mathtext.py",
>>> line 62, in 
>>>   import matplotlib._png as _png
>>> ImportError: 
>>> dlopen(/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/_png.so,
>>> 2): Library not loaded: /usr/X11/lib/libpng12.0.dylib
>>> Referenced from:
>>> /Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/_png.so
>>> Reason: Incompatible library version: _png.so requires version
>>> 42.0.0 or later, but libpng12.0.dylib provides version 36.0.0
>>> 
>>> There were no previous versions of matplotlib installed.  This on OSX 10.6:
>>> 
>>> Python 2.7.5  just installed from python.org
>>> X11 installed from the Apple installation disks for 10.6 before `pip
>>> install matplotlib`
>>> No homebrew etc
>>> 
>>> Any hints about how I should debug this further?
>>> 
>>> Thanks a lot for any help,
>>> 
>>> Matthew
>> 
>> I was able to install numpy 1.7.1 and matplotlib 1.30 under OS X 10.6.8 with 
>> X11 version XQuartz 2.3.6 (xorg-server 1.4.2-apple56) and python 2.7.5 
>> 64-bit from python.org using pip 1.4.
>> 
>> Have you tried running Software Update?  If you installed X11 after updating 
>> to 10.6.8 you can run the combo updater ( http://support.apple.com/kb/DL1399 
>> ) to get the latest X11.   Alternately, you could try installing XQuartz 
>> from http://xquartz.macosforge.org/landing/
> 
> Yes, the system was up to date before I installed matplotlib.   Just
> to check my failing memory, I checked for updates (none), reinstalled
> and got the same answer.
> 
> The combo updater looks like it's a fast track to the same outcome as
> Software update - is it something different?

I don't remember if Software Update detects updates to X11.  What version of 
X11 are you running?  The version on the Snow Leopard install disks, 2.3.4, is 
older than version 2.3.6 installed by the combo updater.  As far as I know 
there is no standalone X11 2.3.6 updater for Snow Leopard.  You'll have to 
re-install the security updates that came out after the combo updater was 
released if you use it, which is a bit of a pain.  According to otool -L, the 
libpng12.0.dylib installed with X11 2.3.6 is version 45, compatibility version 
45, so it should work with matplotlib.

If you don't want to run the combo updater because of possible side effects or 
install XQuartz you can download libpng from 
http://sourceforge.net/projects/libpng/files/libpng15/1.5.17/, unpack it and do 
the standard ./configure, make, sudo make install to install it in 
/usr/local/lib.  setup.py should find it there.

hth,
Scott

> If Matplotlib is only expected to work for the Quartz installs - is it
> worth trying to detect that and warn / error at install time?
> 
> Cheers,
> 
> Matthew


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Re: [Matplotlib-users] Failed pip install on OSX

2013-08-05 Thread Eric Firing
On 2013/08/05 10:43 AM, Matthew Brett wrote:
> If Matplotlib is only expected to work for the Quartz installs - is it
> worth trying to detect that and warn / error at install time?

Logically, XQuartz should not be needed at all; mpl on the mac does not 
require X11.  It looks like XQuartz is an accidental dependency, as a 
way to get access to a suitable libpng.

A link from the libpng web site led to this:
http://ethan.tira-thompson.com/Mac_OS_X_Ports.html
which might be a viable alternative.

Eric

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Re: [Matplotlib-users] Failed pip install on OSX

2013-08-05 Thread Matthew Brett
Hi,

On Sun, Aug 4, 2013 at 7:26 PM, Scott Lasley  wrote:
>
> On Aug 4, 2013, at 4:47 PM, Matthew Brett  wrote:
>
>> Hi,
>>
>> Congratulations on the new release.
>>
>> I just tried installing in a fresh installation of Python 2.7 from Python.org
>>
>> Am I right in thinking the recommended method is:
>>
>>pip install matplotlib
>>
>> ?  I did this, and then:
>>
> import matplotlib.pyplot as plt
>> Traceback (most recent call last):
>>  File "", line 1, in 
>>  File 
>> "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/pyplot.py",
>> line 24, in 
>>import matplotlib.colorbar
>>  File 
>> "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/colorbar.py",
>> line 29, in 
>>import matplotlib.collections as collections
>>  File 
>> "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/collections.py",
>> line 23, in 
>>import matplotlib.backend_bases as backend_bases
>>  File 
>> "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/backend_bases.py",
>> line 50, in 
>>import matplotlib.textpath as textpath
>>  File 
>> "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/textpath.py",
>> line 14, in 
>>from matplotlib.mathtext import MathTextParser
>>  File 
>> "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/mathtext.py",
>> line 62, in 
>>import matplotlib._png as _png
>> ImportError: 
>> dlopen(/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/_png.so,
>> 2): Library not loaded: /usr/X11/lib/libpng12.0.dylib
>>  Referenced from:
>> /Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/_png.so
>>  Reason: Incompatible library version: _png.so requires version
>> 42.0.0 or later, but libpng12.0.dylib provides version 36.0.0
>>
>> There were no previous versions of matplotlib installed.  This on OSX 10.6:
>>
>> Python 2.7.5  just installed from python.org
>> X11 installed from the Apple installation disks for 10.6 before `pip
>> install matplotlib`
>> No homebrew etc
>>
>> Any hints about how I should debug this further?
>>
>> Thanks a lot for any help,
>>
>> Matthew
>
> I was able to install numpy 1.7.1 and matplotlib 1.30 under OS X 10.6.8 with 
> X11 version XQuartz 2.3.6 (xorg-server 1.4.2-apple56) and python 2.7.5 64-bit 
> from python.org using pip 1.4.
>
> Have you tried running Software Update?  If you installed X11 after updating 
> to 10.6.8 you can run the combo updater ( http://support.apple.com/kb/DL1399 
> ) to get the latest X11.   Alternately, you could try installing XQuartz from 
> http://xquartz.macosforge.org/landing/

Yes, the system was up to date before I installed matplotlib.   Just
to check my failing memory, I checked for updates (none), reinstalled
and got the same answer.

The combo updater looks like it's a fast track to the same outcome as
Software update - is it something different?

If Matplotlib is only expected to work for the Quartz installs - is it
worth trying to detect that and warn / error at install time?

Cheers,

Matthew

--
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Re: [Matplotlib-users] Failed pip install on OSX

2013-08-04 Thread Scott Lasley

On Aug 4, 2013, at 4:47 PM, Matthew Brett  wrote:

> Hi,
> 
> Congratulations on the new release.
> 
> I just tried installing in a fresh installation of Python 2.7 from Python.org
> 
> Am I right in thinking the recommended method is:
> 
>pip install matplotlib
> 
> ?  I did this, and then:
> 
 import matplotlib.pyplot as plt
> Traceback (most recent call last):
>  File "", line 1, in 
>  File 
> "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/pyplot.py",
> line 24, in 
>import matplotlib.colorbar
>  File 
> "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/colorbar.py",
> line 29, in 
>import matplotlib.collections as collections
>  File 
> "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/collections.py",
> line 23, in 
>import matplotlib.backend_bases as backend_bases
>  File 
> "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/backend_bases.py",
> line 50, in 
>import matplotlib.textpath as textpath
>  File 
> "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/textpath.py",
> line 14, in 
>from matplotlib.mathtext import MathTextParser
>  File 
> "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/mathtext.py",
> line 62, in 
>import matplotlib._png as _png
> ImportError: 
> dlopen(/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/_png.so,
> 2): Library not loaded: /usr/X11/lib/libpng12.0.dylib
>  Referenced from:
> /Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/_png.so
>  Reason: Incompatible library version: _png.so requires version
> 42.0.0 or later, but libpng12.0.dylib provides version 36.0.0
> 
> There were no previous versions of matplotlib installed.  This on OSX 10.6:
> 
> Python 2.7.5  just installed from python.org
> X11 installed from the Apple installation disks for 10.6 before `pip
> install matplotlib`
> No homebrew etc
> 
> Any hints about how I should debug this further?
> 
> Thanks a lot for any help,
> 
> Matthew

I was able to install numpy 1.7.1 and matplotlib 1.30 under OS X 10.6.8 with 
X11 version XQuartz 2.3.6 (xorg-server 1.4.2-apple56) and python 2.7.5 64-bit 
from python.org using pip 1.4.

Have you tried running Software Update?  If you installed X11 after updating to 
10.6.8 you can run the combo updater ( http://support.apple.com/kb/DL1399 ) to 
get the latest X11.   Alternately, you could try installing XQuartz from 
http://xquartz.macosforge.org/landing/ 

hth,
Scott


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[Matplotlib-users] Failed pip install on OSX

2013-08-04 Thread Matthew Brett
Hi,

Congratulations on the new release.

I just tried installing in a fresh installation of Python 2.7 from Python.org

Am I right in thinking the recommended method is:

pip install matplotlib

?  I did this, and then:

>>> import matplotlib.pyplot as plt
Traceback (most recent call last):
  File "", line 1, in 
  File 
"/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/pyplot.py",
line 24, in 
import matplotlib.colorbar
  File 
"/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/colorbar.py",
line 29, in 
import matplotlib.collections as collections
  File 
"/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/collections.py",
line 23, in 
import matplotlib.backend_bases as backend_bases
  File 
"/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/backend_bases.py",
line 50, in 
import matplotlib.textpath as textpath
  File 
"/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/textpath.py",
line 14, in 
from matplotlib.mathtext import MathTextParser
  File 
"/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/mathtext.py",
line 62, in 
import matplotlib._png as _png
ImportError: 
dlopen(/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/_png.so,
2): Library not loaded: /usr/X11/lib/libpng12.0.dylib
  Referenced from:
/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/matplotlib/_png.so
  Reason: Incompatible library version: _png.so requires version
42.0.0 or later, but libpng12.0.dylib provides version 36.0.0

There were no previous versions of matplotlib installed.  This on OSX 10.6:

Python 2.7.5  just installed from python.org
X11 installed from the Apple installation disks for 10.6 before `pip
install matplotlib`
No homebrew etc

Any hints about how I should debug this further?

Thanks a lot for any help,

Matthew

--
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