> Hi all,
>
> Just wanted to poke around with Mapnik 0.5 a bit, but I'm having
> problems getting it set up under Max OS 10.4.11, Python 2.5.1, and
> Boost 1.34.
I'm using the same setup.
> I run scons.py to build and again to install and
> everything seems to run fine, all the files seem to end up in the
> right places, but here's what happens when I try the Projection
> examples in the installation instructions in iPython (replacing the
> EPSG code with something I actually had in my share/proj/epsg file):
>
> In [1]: from mapnik import Projection
>
> In [2]: p = Projection(['init=epsg:3309'])
The above has been deprecated.
> ----------------------------------------------------------------------
> -----
> <class 'Boost.Python.ArgumentError'> Traceback (most recent
> call last)
>
> /Users/kueda/<ipython console> in <module>()
>
> <class 'Boost.Python.ArgumentError'>: Python argument types in
> Projection.__init__(Projection, list)
> did not match C++ signature:
> __init__(_object*)
> __init__(_object*, std::string)
>
>
>
> So that looked like it was expecting a string and not a list, so I
> tried this:
>
> In [3]: p = Projection('init=epsg:3309')
> ----------------------------------------------------------------------
> -----
> <type 'exceptions.RuntimeError'> Traceback (most recent
> call last)
>
> /opt/local/src/mapnik-trunk/tests/<ipython console> in <module>()
>
> <type 'exceptions.RuntimeError'>: failed to initialize projection
> with:init=epsg:3309
>
>
Ok, try :
from mapnik import *
p = Projection("+init=epsg:3309")
p.forward(Coord(-1.25,51.75))
projections strings are in proj4_init_plus format.
>
> Any idea what's going on here? I also had trouble with the
> GettingStarted tutorial:
>
> In [5]: from mapnik import *
>
> In [6]: m = Map(600,300,"+proj=latlong +datum=WGS84")
> ----------------------------------------------------------------------
> -----
> <type 'exceptions.TypeError'> Traceback (most recent
> call last)
>
> /Users/kueda/<ipython console> in <module>()
>
> <type 'exceptions.TypeError'>: __init__() should return None, not
> 'NoneType'
The above works for me. Could you try running the same not from
iPython console ?
Artem
>
>
>
> Any help would be appreciated, and apologies in advance if I'm asking
> a question that's already been answered a billion times (I sifted
> through the list archives and didn't see anything).
>
>
> -Ken-ichi
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> Mapnik-users mailing list
> [email protected]
> https://lists.berlios.de/mailman/listinfo/mapnik-users
>
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