Also, I don't know if you addressed the serialization as well. I added:
def __reduce__(self):
return (self.__class__, (self.context,), self.to_wkb())
to the PointAdapter class, which seems to take care of the issue...
(I tested this by checking out 1.0.12)
Douglas Mayle
On May 18, 2009, at 6:03 PM, Sean Gillies wrote:
> I've just fixed this bug and upload a4 eggs to my index. Care to try
> again?
>
> More notes at http://sgillies.net/blog/900/diving-into-shapely-1-1.
>
> Cheers,
> Sean
>
> On May 18, 2009, at 3:09 PM, Douglas Mayle wrote:
>
>> Hi all,
>> I'm having some trouble pickling shapely geometry objects. After
>> saving a shapely geometry object in my beaker session (which pickles
>> the object, I am unable to reload it from the database) This is the
>> error I'm getting:
>>
>>>>> import cPickle
>>>>>
>> cPickle
>> .loads("(dp1\nS'session'\np2\n(dp3\nS'media'\np4\n(lp5\nccopy_reg
>> \n_reconstructor\np6\n(ccommunityalmanac.model.almanac\nStory
>> \np7\nc__builtin__\nobject\np8\nNtRp9\n(dp10\nS'text'\np11\nVsadfsfd
>> \np12\nsS'_sa_instance_state'\np13\ng6\n(csqlalchemy.orm.identity
>> \nIdentityManagedState
>> \np14\ng8\nNtRp15\n(dp16\nS'modified'\np17\nI01\nsS'committed_state'\np18\n(dp19\ng11\ncsqlalchemy.util\nsymbol\np20\n(S'NO_VALUE'\np21\ntRp22\nsS'order'\np23\ng22\nssS'instance'\np24\ng9\nsS'callables'\np25\n(dp26\nsS'parents'\np27\n(dp28\nsS'key'\np29\nNsS'expired_attributes'\np30\nc__builtin__\nfrozenset\np31\n((ltRp32\nsS'expired'\np33\nI00\nsS'pending'\np34\n(dp35\nsbsg23\nI0\nsS'id'\np36\nNsbag6\n(ccommunityalmanac.model.almanac\nMap\np37\ng8\nNtRp38\n(dp39\nS'_sa_instance_state'\np40\ng6\n(g14\ng8\nNtRp41\n(dp42\ng17\nI01\nsg18\n(dp43\nS'location'\np44\ng22\nsS'order'\np45\ng22\nssg24\ng38\nsg25\n(dp46\nsg27\n(dp47\nsg29\nNsg30\ng32\nsg33\nI00\nsg34\n(dp48\nsbsg44\ncshapely.geometry.point\nPointAdapter\np49\n(tRp50\nS'\\x01\\x01\\x00\\x00\\x00\\x00\\xa8\\xb2\\x91\\x1ex_\\xc1I\\x8d%\\xb10\\xf0RA'\nbsg45\nI1\nsbasS'_accessed_time'\np51\nF1242679546.0185621\nsS'_creation_time'\np52\nF1242679454.1160531\nss."
>> ... )
>> Traceback (most recent call last):
>> File "<stdin>", line 1, in <module>
>> TypeError: ('__init__() takes exactly 2 arguments (1 given)', <class
>> 'shapely.geometry.point.PointAdapter'>, ())
>>>>>
>>
>> I wanted to check to see if it was just fixed in trunk, but I'm
>> unable
>> to run trunk because util seems to have disappeared:
>> Launching server process
>> /Users/douglas/Projects/almanacpylons/lib/python2.5/site-packages/
>> Shapely-1.1a3-py2.5.egg/shapely/implementation.py:40:
>> ImplementationWarning: no installed plugin package matches
>> requirements shapely.geos>=1.0a3
>> warn("no installed plugin package matches requirements %s" %
>> str(e), ImplementationWarning)
>> Traceback (most recent call last):
>> File "/Users/douglas/Projects/almanacpylons/bin/ca", line 22, in
>> <module>
>> main()
>> File "/Users/douglas/Projects/almanacpylons/src/communityalmanac/
>> communityalmanac/commands.py", line 184, in main
>> from communityalmanac.config.middleware import make_app
>> File "/Users/douglas/Projects/almanacpylons/src/communityalmanac/
>> communityalmanac/config/middleware.py", line 31, in <module>
>> from communityalmanac.config.environment import load_environment
>> File "/Users/douglas/Projects/almanacpylons/src/communityalmanac/
>> communityalmanac/config/environment.py", line 29, in <module>
>> import communityalmanac.lib.helpers
>> File "/Users/douglas/Projects/almanacpylons/src/communityalmanac/
>> communityalmanac/lib/helpers.py", line 25, in <module>
>> from communityalmanac.lib.base import render
>> File "/Users/douglas/Projects/almanacpylons/src/communityalmanac/
>> communityalmanac/lib/base.py", line 27, in <module>
>> from communityalmanac.model import meta
>> File "/Users/douglas/Projects/almanacpylons/src/communityalmanac/
>> communityalmanac/model/__init__.py", line 38, in <module>
>> from communityalmanac.model.almanac import Almanac, Page, User,
>> Media, PDF, Sound, Image, Story, Map, Comment
>> File "/Users/douglas/Projects/almanacpylons/src/communityalmanac/
>> communityalmanac/model/almanac.py", line 25, in <module>
>> from sqlgeotypes import POINT
>> File "/Users/douglas/Projects/almanacpylons/src/communityalmanac/
>> communityalmanac/model/sqlgeotypes.py", line 3, in <module>
>> from shapely import geometry, wkb
>> File "/Users/douglas/Projects/almanacpylons/lib/python2.5/site-
>> packages/Shapely-1.1a3-py2.5.egg/shapely/geometry/__init__.py", line
>> 20, in <module>
>> from point import Point, asPoint
>> File "/Users/douglas/Projects/almanacpylons/lib/python2.5/site-
>> packages/Shapely-1.1a3-py2.5.egg/shapely/geometry/point.py", line 10,
>> in <module>
>> from shapely.geometry.utils import coord_seq
>> ImportError: No module named utils
>>
>> Thanks,
>> Douglas Mayle
>>
>>
>> _______________________________________________
>> Community mailing list
>> [email protected]
>> http://lists.gispython.org/mailman/listinfo/community
>
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