Re: [matplotlib-devel] Error in import matplotlib.pyplot using Python/C API

2013-09-11 Thread Eric Firing
On 2013/09/11 8:49 AM, Filipe Saraiva wrote: > Em Ter 10 Set 2013 19:21:01 BRT, Christoph Gohlke escreveu: >> On 9/10/2013 1:54 PM, Eric Firing wrote: >>> On 2013/09/10 5:43 AM, Michael Droettboom wrote: Do any of those use ctypes? Try creating a minimal ctypes example and see if that wo

Re: [matplotlib-devel] Error in import matplotlib.pyplot using Python/C API

2013-09-11 Thread Filipe Saraiva
Em Ter 10 Set 2013 19:21:01 BRT, Christoph Gohlke escreveu: > On 9/10/2013 1:54 PM, Eric Firing wrote: >> On 2013/09/10 5:43 AM, Michael Droettboom wrote: >>> Do any of those use ctypes? Try creating a minimal ctypes example and >>> see if that works. >> >> Mike, >> >> I was a bit horrified to see

Re: [matplotlib-devel] Error in import matplotlib.pyplot using Python/C API

2013-09-10 Thread Filipe Saraiva
Em Ter 10 Set 2013 09:33:37 BRT, Michael Droettboom escreveu: > On 09/10/2013 08:23 AM, Filipe Saraiva wrote: >> Em Ter 03 Set 2013 17:02:28 BRT, Benjamin Root escreveu: >>> On Mon, Sep 2, 2013 at 12:27 AM, Filipe Saraiva >>> mailto:m...@filipesaraiva.info>> wrote: >>> >>> Hello, >>> >>>

Re: [matplotlib-devel] Error in import matplotlib.pyplot using Python/C API

2013-09-10 Thread Michael Droettboom
On 09/10/2013 10:05 AM, Filipe Saraiva wrote: > Em Ter 10 Set 2013 09:33:37 BRT, Michael Droettboom escreveu: >> On 09/10/2013 08:23 AM, Filipe Saraiva wrote: >>> Em Ter 03 Set 2013 17:02:28 BRT, Benjamin Root escreveu: On Mon, Sep 2, 2013 at 12:27 AM, Filipe Saraiva mailto:m...@filipesar

Re: [matplotlib-devel] Error in import matplotlib.pyplot using Python/C API

2013-09-10 Thread Eric Firing
On 2013/09/10 5:43 AM, Michael Droettboom wrote: > Do any of those use ctypes? Try creating a minimal ctypes example and > see if that works. Mike, I was a bit horrified to see that ctypes import and usage in mpl; fortunately it is a workaround for a PySide bug, and should only be temporary, i

Re: [matplotlib-devel] Error in import matplotlib.pyplot using Python/C API

2013-09-10 Thread Christoph Gohlke
On 9/10/2013 1:54 PM, Eric Firing wrote: > On 2013/09/10 5:43 AM, Michael Droettboom wrote: >> Do any of those use ctypes? Try creating a minimal ctypes example and >> see if that works. > > Mike, > > I was a bit horrified to see that ctypes import and usage in mpl; > fortunately it is a workaroun

Re: [matplotlib-devel] Error in import matplotlib.pyplot using Python/C API

2013-09-10 Thread Filipe Saraiva
Em Ter 03 Set 2013 17:02:28 BRT, Benjamin Root escreveu: > > On Mon, Sep 2, 2013 at 12:27 AM, Filipe Saraiva > mailto:m...@filipesaraiva.info>> wrote: > > Hello, > > First, thanks for this great library. > > My name is Filipe Saraiva, I am developing a python backend for > Cantor, t

Re: [matplotlib-devel] Error in import matplotlib.pyplot using Python/C API

2013-09-10 Thread Michael Droettboom
On 09/10/2013 08:23 AM, Filipe Saraiva wrote: > Em Ter 03 Set 2013 17:02:28 BRT, Benjamin Root escreveu: >> On Mon, Sep 2, 2013 at 12:27 AM, Filipe Saraiva >> mailto:m...@filipesaraiva.info>> wrote: >> >> Hello, >> >> First, thanks for this great library. >> >> My name is Filipe Sara

[matplotlib-devel] Error in building Matplotlib

2013-09-03 Thread alifar76
Hi everyone! I'm trying to build matplotlib 1.1.0 using Python-2.7.3 on CentOS 6.4. I constantly keep getting the following error: /usr/bin/ld: /usr/local/lib/libpython2.7.a(parsetok.o): relocation R_X86_64_32 against `.rodata.str1.1' can not be used when making a shared object; recompile with -f

Re: [matplotlib-devel] Error in import matplotlib.pyplot using Python/C API

2013-09-03 Thread Benjamin Root
On Mon, Sep 2, 2013 at 12:27 AM, Filipe Saraiva wrote: > Hello, > > First, thanks for this great library. > > My name is Filipe Saraiva, I am developing a python backend for Cantor, > the KDE mathematical software. More infos can be read in > http://blog.filipesaraiva.info/?tag=gsoc2013-python-ba

[matplotlib-devel] Error in import matplotlib.pyplot using Python/C API

2013-09-01 Thread Filipe Saraiva
Hello, First, thanks for this great library. My name is Filipe Saraiva, I am developing a python backend for Cantor, the KDE mathematical software. More infos can be read in http://blog.filipesaraiva.info/?tag=gsoc2013-python-backend (in portuguese and english). Currently I have a problem w

Re: [matplotlib-devel] Error building documentation for 1.3.0rc4

2013-07-01 Thread Michael Droettboom
I've created https://github.com/matplotlib/matplotlib/issues/2187 for this. On 07/01/2013 07:43 AM, Sandro Tosi wrote: On Mon, Jul 1, 2013 at 1:40 PM, Benjamin Root wrote: Make sure you do a make.py first and a git clean -fxd. I get these errors whenever a file is moved around. I'm building f

Re: [matplotlib-devel] Error building documentation for 1.3.0rc4

2013-07-01 Thread Sandro Tosi
On Mon, Jul 1, 2013 at 1:40 PM, Benjamin Root wrote: > Make sure you do a make.py first and a git clean -fxd. I get these errors > whenever a file is moved around. I'm building from 1.3.0rc4 tarball, so no git on the way and make.py exists, else it would have failed calling it, not accessing a mp

Re: [matplotlib-devel] Error building documentation for 1.3.0rc4

2013-07-01 Thread Benjamin Root
Make sure you do a make.py first and a git clean -fxd. I get these errors whenever a file is moved around. Ben Root On Jun 30, 2013 6:09 PM, "Sandro Tosi" wrote: > Hello, > I'm preparing the Debian package for matplotlib 1.3.0rc4 but I got a > failure while building documentation, here's the ext

[matplotlib-devel] Error building documentation for 1.3.0rc4

2013-06-30 Thread Sandro Tosi
Hello, I'm preparing the Debian package for matplotlib 1.3.0rc4 but I got a failure while building documentation, here's the extract from the build log: ... # build the doc ( cd doc ; MPLCONFIGDIR=. MATPLOTLIBDATA=../lib/matplotlib/mpl-data/ \ PYTHONPATH=../build/lib.linux-x86_64-2.7 ./make.py --s

Re: [matplotlib-devel] Error when matplotlib.use'ing 'Cairo'

2010-11-11 Thread Eric Firing
On 11/11/2010 11:28 AM, Kynn Jones wrote: > Same thing: > > >>> import cairo > >>> print cairo.version > Traceback (most recent call last): >File "", line 1, in > AttributeError: 'module' object has no attribute 'version' It looks like you have a strangely broken pycairo installation, then.

Re: [matplotlib-devel] Error when matplotlib.use'ing 'Cairo'

2010-11-11 Thread Kynn Jones
Same thing: >>> import cairo >>> print cairo.version Traceback (most recent call last): File "", line 1, in AttributeError: 'module' object has no attribute 'version' kj On Thu, Nov 11, 2010 at 3:09 PM, Eric Firing wrote: > On 11/11/2010 09:54 AM, Kynn Jones wrote: > > On my system, the fo

Re: [matplotlib-devel] Error when matplotlib.use'ing 'Cairo'

2010-11-11 Thread Eric Firing
On 11/11/2010 09:54 AM, Kynn Jones wrote: > On my system, the following 3-line script > > *import matplotlib > matplotlib.use('Cairo') > import matplotlib.pyplot as plt > * > fails with the error: > > * File "/matplotlib/backends/backend_cairo.py", line > 34, in > if cairo.version_info < _vers

[matplotlib-devel] Error when matplotlib.use'ing 'Cairo'

2010-11-11 Thread Kynn Jones
On my system, the following 3-line script *import matplotlib matplotlib.use('Cairo') import matplotlib.pyplot as plt * fails with the error: * File "/matplotlib/backends/backend_cairo.py", line 34, in if cairo.version_info < _version_required: AttributeError: 'module' object has no attribute

Re: [matplotlib-devel] Error

2010-07-06 Thread Michael Droettboom
On 07/06/2010 11:40 AM, Michael Droettboom wrote: (not that this question isn't unwelcome here, of course ;) I mistyped -- I was merely trying to be friendly and say your question is still welcome here. :) Mike Mike On 07/06/2010 08:27 AM, Michael Pearce wrote: Hi guys, I just installed

Re: [matplotlib-devel] Error

2010-07-06 Thread Michael Droettboom
From the traceback, it looks like the problem is entirely within importing numpy. Does "import numpy" also give you an error? If so, you may have more luck asking this question on the Numpy mailing list (not that this question isn't unwelcome here, of course ;) Mike On 07/06/2010 08:27 AM,

[matplotlib-devel] Error

2010-07-06 Thread Michael Pearce
Hi guys, I just installed matplotlib (0.99.3) and numpy (1.4.1), for python 2.6 (I'm running on Win7). I used the Windows installer for both. I added one line to my previously-working script: import matplotlib.pyplot as plt And I now get the following: import matplotlib.pyplot as plt File

Re: [matplotlib-devel] Error building docs from the source

2009-11-09 Thread Gökhan Sever
You are right. The error disappeared after re-building the matploblib. Thanks for pointing out this. On Mon, Nov 9, 2009 at 8:41 AM, Michael Droettboom wrote: > I can't reproduce this here. These sorts of CXX errors are usually caused > by distutils not rebuilding enough when things change.

Re: [matplotlib-devel] Error building docs from the source

2009-11-09 Thread Michael Droettboom
I can't reproduce this here. These sorts of CXX errors are usually caused by distutils not rebuilding enough when things change. Can you try removing the build directory, rebuilding matplotlib, and then rebuilding the docs? Mike On 11/07/2009 12:10 PM, Gökhan Sever wrote: Hello, The lates

[matplotlib-devel] Error building docs from the source

2009-11-07 Thread Gökhan Sever
Hello, The latest check-out gives an error while trying to build the documentation. Hitting "q" in pdb prompt resumes the execution and finishes the creation successfully. [gse...@ccn doc]$ python make.py all Running Sphinx v0.6.2 loading pickled environment... done animation, api, axes_grid, ev

Re: [matplotlib-devel] error with basemap and pdf

2009-10-21 Thread Jeff Whitaker
Jouni K. Seppänen wrote: > Could somebody test that script with current trunk (rev. 7899)? I don't > have basemap installed, but I think my latest change might shake out the > bug. > > Jouni: That test script now crashes with: Traceback (most recent call last): File "testpdf.py", line 28, in

Re: [matplotlib-devel] error with basemap and pdf

2009-10-21 Thread Jouni K . Seppänen
Could somebody test that script with current trunk (rev. 7899)? I don't have basemap installed, but I think my latest change might shake out the bug. -- Jouni K. Seppänen http://www.iki.fi/jks -- Come build with us! The

Re: [matplotlib-devel] error with basemap and pdf

2009-10-14 Thread Jouni K . Seppänen
Michael Hearne writes: > I have attached a PDF created with matplotib/basemap. On my mac, > Preview opens this file without any errors. However, Adobe Acrobat > 9.2.0 (Mac) reports this error: > > "An error exists on this page. Acrobat may not display the page > correctly. Please contact the pe

Re: [matplotlib-devel] Error building from source - Ubuntu

2009-05-18 Thread Sandro Tosi
On Mon, May 18, 2009 at 16:49, M Uhlenhuth wrote: > ./CXX/WrapPython.h:42:20: error: Python.h: No such file or directory is python-dev and all other build dependencies installed? $ sudo apt-get build-dep matplotlib should help -- Sandro Tosi (aka morph, morpheus, matrixhasu) My website: http:

Re: [matplotlib-devel] error installing matplotlib-0.98.5

2008-12-14 Thread Gael Varoquaux
On Sun, Dec 14, 2008 at 07:33:57PM -0800, fraka6 wrote: > It is a little annoying because I wast thinking of using Extension module > from distutils.core to create my library setup.py that seems to use > easy_install. AFAIK, Extension doesn't need setuptools (setuptools is the libraryy providing e

Re: [matplotlib-devel] error installing matplotlib-0.98.5

2008-12-14 Thread fraka6
It is a little annoying because I wast thinking of using Extension module from distutils.core to create my library setup.py that seems to use easy_install. As suggested in my http://fraka6.blogspot.com/2008/12/swig-and-python.html blog I will try to use scipy.mlab interface instead. Yes aptitude

Re: [matplotlib-devel] error installing matplotlib-0.98.5

2008-12-14 Thread Gael Varoquaux
On Sun, Dec 14, 2008 at 07:30:19AM -0800, fraka6 wrote: > I have experienced the same problem with easy_install on ubuntu-8.4.10 but > it is working with aptitude, so I have done : > sudo aptitude install python-matplotlib Yes, but unfortunately, not every OS has a good packaging system like apt

Re: [matplotlib-devel] error installing matplotlib-0.98.5

2008-12-14 Thread fraka6
I have experience the same problem with easy_install but it is working with aptitude, so do : sudo aptitude install python-matplotlib -Fran6 Charlie Moad wrote: > I > I'm not seeing this on OSX. Is anyone else experiencing this issue? > > - Charlie > > On Fri, Dec 12, 2008 at 2:39 PM, Neal B

Re: [matplotlib-devel] error installing matplotlib-0.98.5

2008-12-12 Thread Neal Becker
Charlie Moad wrote: > I'm not seeing this on OSX. Is anyone else experiencing this issue? > > - Charlie Please see http://permalink.gmane.org/gmane.comp.python.matplotlib.general/15425 -- SF.Net email is Sponsored by

Re: [matplotlib-devel] error installing matplotlib-0.98.5

2008-12-12 Thread Charlie Moad
I'm not seeing this on OSX. Is anyone else experiencing this issue? - Charlie On Fri, Dec 12, 2008 at 2:39 PM, Neal Becker wrote: > sudo easy_install -U matplotlib > Searching for matplotlib > Reading http://pypi.python.org/simple/matplotlib/ > Reading http://matplotlib.sourceforge.net > Readin

[matplotlib-devel] error installing matplotlib-0.98.5

2008-12-12 Thread Neal Becker
sudo easy_install -U matplotlib Searching for matplotlib Reading http://pypi.python.org/simple/matplotlib/ Reading http://matplotlib.sourceforge.net Reading https://sourceforge.net/project/showfiles.php?group_id=80706&package_id=278194 Reading https://sourceforge.net/project/showfiles.php?group_i

Re: [matplotlib-devel] error in add_subplot

2008-12-10 Thread John Hunter
On Wed, Dec 10, 2008 at 12:36 AM, Jae-Joon Lee <[EMAIL PROTECTED]> wrote: > Current SVN (r6540) raise an error for the following code. Arg, bad timing. Charlie released 0.98.4 hours before you found this. Fortunately, the use case, fig = plt.figure() ax = maxes.Subplot(fig, 1, 1, 1)

[matplotlib-devel] error in add_subplot

2008-12-09 Thread Jae-Joon Lee
Current SVN (r6540) raise an error for the following code. import matplotlib.pyplot as plt import matplotlib.axes as maxes fig = plt.figure() ax = maxes.Subplot(fig, 1, 1, 1) fig.add_subplot(ax) /Users/jjlee/.virtualenvs/default/lib/python2.5/site-packages/matplotlib/figure.pyc in add_subplot

Re: [matplotlib-devel] error saving to pdf (cannot take log of nonpositive value)

2008-10-27 Thread Neal Becker
Neal Becker wrote: > matplotlib-0.91 > > I got a nice semilog plot on the screen. Trying to save it to pdf fails, > saying 'cannot take log of nonpositive value'. > Ah, seems to be fixed in 0.98.3 (but fedora f9 ships 0.91.2) --

[matplotlib-devel] error saving to pdf (cannot take log of nonpositive value)

2008-10-27 Thread Neal Becker
matplotlib-0.91 I got a nice semilog plot on the screen. Trying to save it to pdf fails, saying 'cannot take log of nonpositive value'. - This SF.Net email is sponsored by the Moblin Your Move Developer's challenge Build t

Re: [matplotlib-devel] Error in the pyplot tutorial

2008-10-23 Thread John Hunter
On Wed, Oct 22, 2008 at 12:03 PM, Adeodato Simó <[EMAIL PROTECTED]> wrote: > In http://matplotlib.sourceforge.net/users/pyplot_tutorial.html it says: > > | You may be wondering why the x-axis ranges from 0-3 and the y-axis > | from 1-4. > > The axis in the image ranges from 0 to 2 (X) and from 1

[matplotlib-devel] Error in the pyplot tutorial

2008-10-23 Thread Adeodato Simó
In http://matplotlib.sourceforge.net/users/pyplot_tutorial.html it says: | You may be wondering why the x-axis ranges from 0-3 and the y-axis | from 1-4. The axis in the image ranges from 0 to 2 (X) and from 1 to 3 (Y). HTH, -- Adeodato Simó dato at net.

Re: [matplotlib-devel] error when plotting with point markers in latest SVN

2008-09-08 Thread David M. Kaplan
Hi, I apologize for the false alarm - the problem seems to have been somehow due to my versions of numpy, scipy and matplotlib getting out of sync. It now appears to be fixed. Cheers, David On Mon, 2008-09-08 at 13:04 -0400, Jae-Joon Lee wrote: > > > > I am getting errors any time I try to plo

Re: [matplotlib-devel] error when plotting with point markers in latest SVN

2008-09-08 Thread Jae-Joon Lee
> > I am getting errors any time I try to plot with markers for the points > (using the GTKAgg backend). My SVN repo copy has a lot of my own > changes in it, but I don't think these errors are associated with those > changes. Can someone confirm this is a bug? Example below. I also don't see t

Re: [matplotlib-devel] error when plotting with point markers in latest SVN

2008-09-08 Thread John Hunter
On Mon, Sep 8, 2008 at 8:23 AM, David M. Kaplan <[EMAIL PROTECTED]> wrote: > Hi, > > I am getting errors any time I try to plot with markers for the points > (using the GTKAgg backend). My SVN repo copy has a lot of my own > changes in it, but I don't think these errors are associated with those >

[matplotlib-devel] error when plotting with point markers in latest SVN

2008-09-08 Thread David M. Kaplan
Hi, I am getting errors any time I try to plot with markers for the points (using the GTKAgg backend). My SVN repo copy has a lot of my own changes in it, but I don't think these errors are associated with those changes. Can someone confirm this is a bug? Example below. Thanks, David In [16]:

Re: [matplotlib-devel] Error in backend_qt4.py v0.98

2008-06-22 Thread Darren Dale
Hi Brian, On Sunday 22 June 2008 11:01:36 B Clowers wrote: > p, li { white-space: pre-wrap; } > > I have a small program that displays a embeds a figure along with the > navigation toolbar into a PyQt4 application. In version 0.91 it works > fine, however, I get the following error when I try to

[matplotlib-devel] Error in backend_qt4.py v0.98

2008-06-22 Thread B Clowers
p, li { white-space: pre-wrap; } I have a small program that displays a embeds a figure along with the navigation toolbar into a PyQt4 application. In version 0.91 it works fine, however, I get the following error when I try to run the program with 0.98 . An exception is raised at line 296

Re: [matplotlib-devel] error: package directory 'lib/matplotlib/numerix/mlab' does not exist

2007-07-20 Thread Nils Wagner
Eric Firing wrote: > Nils, > > Two more commits, now at 3584, and I think I have it straightened out. >I hope so. I'm going offline for 8 hours or so, so if it is not > fixed now either someone else will have to do it, or it will have to wait. > > Eric > > Hi Eric, Works for me ! Than

Re: [matplotlib-devel] error: package directory 'lib/matplotlib/numerix/mlab' does not exist

2007-07-20 Thread Eric Firing
Nils, Two more commits, now at 3584, and I think I have it straightened out. I hope so. I'm going offline for 8 hours or so, so if it is not fixed now either someone else will have to do it, or it will have to wait. Eric Nils Wagner wrote: > Eric Firing wrote: >> Nils, >> >> I just committ

Re: [matplotlib-devel] error: package directory 'lib/matplotlib/numerix/mlab' does not exist

2007-07-20 Thread Eric Firing
Nils, Rats! I thought I had svn figured out, but I managed to foul it up. Ok, stand by, I will try to straighten it out. I know what the directory tree should look like, I just don't know exactly how to get svn to do what I want it to do. I will have to undo the last fiasco and try somethin

Re: [matplotlib-devel] error: package directory 'lib/matplotlib/numerix/mlab' does not exist

2007-07-20 Thread Nils Wagner
Eric Firing wrote: > Nils, > > I just committed 3582 which reverted numerix to 3573, so please try > again. It works for me now. > > Eric > > > Nils Wagner wrote: >> Hi, >> >> I cannot install matplotlib from latest svn. >> error: package directory 'lib/matplotlib/numerix/mlab' does not exist >> >

Re: [matplotlib-devel] error: package directory 'lib/matplotlib/numerix/mlab' does not exist

2007-07-20 Thread Eric Firing
Nils, I just committed 3582 which reverted numerix to 3573, so please try again. It works for me now. Eric Nils Wagner wrote: > Hi, > > I cannot install matplotlib from latest svn. > error: package directory 'lib/matplotlib/numerix/mlab' does not exist > > Nils

[matplotlib-devel] error: package directory 'lib/matplotlib/numerix/mlab' does not exist

2007-07-19 Thread Nils Wagner
Hi, I cannot install matplotlib from latest svn. error: package directory 'lib/matplotlib/numerix/mlab' does not exist Nils - This SF.net email is sponsored by: Microsoft Defy all challenges. Microsoft(R) Visual Studio 200

Re: [matplotlib-devel] error with annotation arrows and panning

2007-07-13 Thread John Hunter
On 7/13/07, BOONTHANOME NOUANESENGSY <[EMAIL PROTECTED]> wrote: > r = math.sqrt((y2-y1)**2. + (x2-x1)**2.) > > This change seemed to fix the errors I was getting Fixed in svn. Thanks for the report. JDH - This SF.net email

[matplotlib-devel] error with annotation arrows and panning

2007-07-13 Thread BOONTHANOME NOUANESENGSY
hello, I'm writing a program where the user can create annotations while interactively zooming and panning the graph. I kept getting errors when my panning would for the arrows to point toward the right. you can recreate the error by going to the example 'annotation_demo.py' and try to make th

Re: [matplotlib-devel] Error in circle

2007-04-06 Thread Jouni K . Seppänen
Robert Hetland <[EMAIL PROTECTED]> writes: > It appears Circle has lost it's verts attribute, but not all of the > references. Fixed in svn revision 3162 by replacing .verts with .get_verts(). However get_verts() indicates that it is "[n]ot actually used for rendering", so perhaps this is not

[matplotlib-devel] Error in circle

2007-04-06 Thread Robert Hetland
It appears Circle has lost it's verts attribute, but not all of the references. -r PyMate r6190 running Python 2.5 (/usr/bin/env python) >>> picker_demo.py Exception in Tkinter callback Traceback (most recent call last): File "/Library/Frameworks/Python.framework/Versions/2.5/lib/ pytho

[matplotlib-devel] Error compiling agg.cxx on Mac OS X, python 2.5b2

2006-08-30 Thread Boyd Waters
Rob: I am building Matplotlib on my Mac with Python 2.5 Release Candidate 1. We use this for our astronomical data-reduction software. I saw your post on matplotlib-devel and I think I can help a bit. Here are some patches that get it to compile: patch-_image.cpp Description: Binary data

[matplotlib-devel] Error in compiling on intel Mac, gcc 4.0.1

2006-08-24 Thread Rob Hetland
I get this error when trying to compile _ns_backend_agg.so: /usr/bin/ld: multiple definitions of symbol __NPY_SIGINT_BUF build/temp.macosx-10.4-i386-2.4/src/_image.o definition of __NPY_SIGINT_BUF in section (__DATA,__common) build/temp.macosx-10.4-i386-2.4/src/_ns_backend_agg.o definition of

[matplotlib-devel] Error compiling agg.cxx on Mac OS X, python 2.5b2

2006-07-27 Thread Rob Hetland
I'm trying out the brand new python2.5b2.  One of the reasons I am excited to upgrade is that ctypes are included in the new python, and this is pretty hard to get going by hand on the intel Macs because of an absent libffi.  I geterror: invalid conversion from ‘const char*’ to ‘char’ when trying t