Am 14.06.2012 09:18, schrieb Marius Gedminas:
On Wed, Jun 13, 2012 at 10:58:01PM +0200, Ralf Hauenschild wrote:
Am 13.06.2012 19:36, schrieb Alexandre Garel:
Le 13/06/2012 18:57, Ralf Hauenschild a écrit :
Hello guys,

i've been desperately trying to install ZODB3 via the following ways:
- easy_install ZODB3
- installation of Zope2
- manual installation of ZODB3, preceeded by installation of the
requested packages from pypi

I'm using Ubuntu and Python 2.6.

Whe trying to import ZODB, I'm still getting the following error:


python
Python 2.6.5 (r265:79063, Apr 16 2010, 13:57:41)
[GCC 4.4.3] on linux2
Type "help", "copyright", "credits" or "license" for more information.
import ZODB
Traceback (most recent call last):
  File "<stdin>", line 1, in<module>
  File 
"/usr/local/lib/python2.6/dist-packages/ZODB3-3.10.5-py2.6-linux-x86_64.egg/ZODB/__init__.py",
line 28, in<module>
    from DB import DB, connection
  File 
"/usr/local/lib/python2.6/dist-packages/ZODB3-3.10.5-py2.6-linux-x86_64.egg/ZODB/DB.py",
line 28, in<module>
    from ZODB.Connection import Connection
  File 
"/usr/local/lib/python2.6/dist-packages/ZODB3-3.10.5-py2.6-linux-x86_64.egg/ZODB/Connection.py",
line 33, in<module>
    from ZODB.blob import Blob, rename_or_copy_blob,
remove_committed_dir
  File 
"/usr/local/lib/python2.6/dist-packages/ZODB3-3.10.5-py2.6-linux-x86_64.egg/ZODB/blob.py",
line 35, in<module>
    from ZODB.POSException import POSKeyError
  File 
"/usr/local/lib/python2.6/dist-packages/ZODB3-3.10.5-py2.6-linux-x86_64.egg/ZODB/POSException.py",
line 71, in<module>
    class ConflictError(POSError,
transaction.interfaces.TransientError):
AttributeError: 'module' object has no attribute 'TransientError'
You need a newer version of the 'transaction' package.  Unfortunately
the changelog at http://pypi.python.org/pypi/transaction doesn't say
which version added TransientError, but why not get the latest one?

Can anybody help me, please?
The problem may be  with a system wide installed version of transaction.

I would say, try in a virtualenv with no site packages :

$ virtualenv -p /usr/bin/python2.6 --no-site-packages myproject
$ cd myproject
$ . bin/activate
$ pip install ZODB3

Hope this helps,
Unfortunately, the error remains :(
Hm..  What version of 'transaction' do you get?

Thank you, Alex, anyway.
The suggestest installation went without any complications:
......
......
...
External_Tools/zdaemon-3.0.1/myproject/bin
     Installing fsdump script to 
/media/daten/tyan/blast-tyan16x/External_Tools/zdaemon-3.0.1/myproject/bin
     Installing fsrefs script to 
/media/daten/tyan/blast-tyan16x/External_Tools/zdaemon-3.0.1/myproject/bin
     Installing repozo script to 
/media/daten/tyan/blast-tyan16x/External_Tools/zdaemon-3.0.1/myproject/bin
     Installing fsoids script to 
/media/daten/tyan/blast-tyan16x/External_Tools/zdaemon-3.0.1/myproject/bin
   Running setup.py install for zope.event
     Skipping installation of 
/media/daten/tyan/blast-tyan16x/External_Tools/zdaemon-3.0.1/myproject/lib/python2.6/site-packages/zope/__init__.py
(namespace package)
     Installing 
/media/daten/tyan/blast-tyan16x/External_Tools/zdaemon-3.0.1/myproject/lib/python2.6/site-packages/zope.event-4.0.0-py2.6-nspkg.pth
   Running setup.py install for zope.interface
     building 'zope.interface._zope_interface_coptimizations' extension
     gcc -pthread -fno-strict-aliasing -DNDEBUG -g -fwrapv -O2 -Wall
-Wstrict-prototypes -fPIC -I/usr/include/python2.6 -c
src/zope/interface/_zope_interface_coptimizations.c -o 
build/temp.linux-x86_64-2.6/src/zope/interface/_zope_interface_coptimizations.o
     gcc -pthread -shared -Wl,-O1 -Wl,-Bsymbolic-functions 
build/temp.linux-x86_64-2.6/src/zope/interface/_zope_interface_coptimizations.o
-o build/lib.linux-x86_64-2.6/zope/interface/_zope_interface_coptimizations.so
     Skipping installation of 
/media/daten/tyan/blast-tyan16x/External_Tools/zdaemon-3.0.1/myproject/lib/python2.6/site-packages/zope/__init__.py
(namespace package)
     Installing 
/media/daten/tyan/blast-tyan16x/External_Tools/zdaemon-3.0.1/myproject/lib/python2.6/site-packages/zope.interface-4.0.1-py2.6-nspkg.pth
Successfully installed transaction zc.lockfile ZConfig zdaemon ZODB3
zope.event zope.interface
Hm, you should've gotten the latest one.

I still get:

python
Python 2.6.5 (r265:79063, Apr 16 2010, 13:57:41)
[GCC 4.4.3] on linux2
Type "help", "copyright", "credits" or "license" for more information.
import ZODB
Traceback (most recent call last):
   File "<stdin>", line 1, in<module>
   File 
"/usr/local/lib/python2.6/dist-packages/ZODB3-3.10.5-py2.6-linux-x86_64.egg/ZODB/__init__.py",
You're clearly not using an isolated virtualenv if you get packages from
/usr/loca/lib/python2.6/dist-packages!

Do you have PYTHONPATH set in your environment?

line 28, in<module>
     from DB import DB, connection
   File 
"/usr/local/lib/python2.6/dist-packages/ZODB3-3.10.5-py2.6-linux-x86_64.egg/ZODB/DB.py",
line 28, in<module>
     from ZODB.Connection import Connection
   File 
"/usr/local/lib/python2.6/dist-packages/ZODB3-3.10.5-py2.6-linux-x86_64.egg/ZODB/Connection.py",
line 33, in<module>
     from ZODB.blob import Blob, rename_or_copy_blob, remove_committed_dir
   File 
"/usr/local/lib/python2.6/dist-packages/ZODB3-3.10.5-py2.6-linux-x86_64.egg/ZODB/blob.py",
line 35, in<module>
     from ZODB.POSException import POSKeyError
   File 
"/usr/local/lib/python2.6/dist-packages/ZODB3-3.10.5-py2.6-linux-x86_64.egg/ZODB/POSException.py",
line 71, in<module>
     class ConflictError(POSError, transaction.interfaces.TransientError):
AttributeError: 'module' object has no attribute 'TransientError'
Can you do

   >>>  import transaction
   >>>  transaction.__file__

?

Marius Gedminas


_______________________________________________
For more information about ZODB, see http://zodb.org/

ZODB-Dev mailing list  -  ZODB-Dev@zope.org
https://mail.zope.org/mailman/listinfo/zodb-dev


The

 >>>  import transaction
  >>>  transaction.__file__

resulted in (@ virtualev and globalenv):


Python 2.6.5 (r265:79063, Apr 16 2010, 13:57:41)
[GCC 4.4.3] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> import transaction
>>> transaction.__file__
'/usr/lib/python2.6/dist-packages/transaction/__init__.pyc'
>>>

The following things I did in the virtualenv, like you guys had proposed:
I just tried to do "python setup.py test", which failed with the same import error as described above. I therefore just reinstalled ZODB by "python setup.py install", then launched "python setup.py test" again.
The second time, the test has been running and printing for several minutes:

It ended with:
..........
.....
Doctest: ZODB.tests.testblob.savepoint_isolation ... ok
Doctest: ZODB.tests.testblob.secure_blob_directory ... ok
testRedo (ZODB.tests.testblob.ClientStorageSharedBlobsBlobUndoTests) ... ok
testRedoOfCreation (ZODB.tests.testblob.ClientStorageSharedBlobsBlobUndoTests) ... ok
testUndo (ZODB.tests.testblob.ClientStorageSharedBlobsBlobUndoTests) ... ok
testUndoAfterConsumption (ZODB.tests.testblob.ClientStorageSharedBlobsBlobUndoTests) ... ok testUndoWithoutPreviousVersion (ZODB.tests.testblob.ClientStorageSharedBlobsBlobUndoTests) ... ok

----------------------------------------------------------------------
Ran 701 tests in 988.767s

OK

All this in the virtualenv!!!

Then, I was able to import ZODB for the first time:

(myproject)tyan@tyan-desktop:/media/daten/tyan/blast-tyan16x/External_Tools/ZODB3-3.10.5$ python
Python 2.6.5 (r265:79063, Apr 16 2010, 13:57:41)
[GCC 4.4.3] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> import ZODB
>>> quit()
(myproject)tyan@tyan-desktop:/media/daten/tyan/blast-tyan16x/External_Tools/ZODB3-3.10.5$




But, when I switch to globalenv (real system path) again, I still get the import errors:

tyan@tyan-desktop:/media/daten/tyan/blast-tyan16x/External_Tools/ZODB3-3.10.5$ sudo python setup.py test
running test
running egg_info
writing requirements to src/ZODB3.egg-info/requires.txt
writing src/ZODB3.egg-info/PKG-INFO
writing top-level names to src/ZODB3.egg-info/top_level.txt
writing dependency_links to src/ZODB3.egg-info/dependency_links.txt
writing entry points to src/ZODB3.egg-info/entry_points.txt
reading manifest file 'src/ZODB3.egg-info/SOURCES.txt'
writing manifest file 'src/ZODB3.egg-info/SOURCES.txt'
running build_ext
copying build/lib.linux-x86_64-2.6/BTrees/_OOBTree.so -> src/BTrees
copying build/lib.linux-x86_64-2.6/BTrees/_IOBTree.so -> src/BTrees
copying build/lib.linux-x86_64-2.6/BTrees/_OIBTree.so -> src/BTrees
copying build/lib.linux-x86_64-2.6/BTrees/_IIBTree.so -> src/BTrees
copying build/lib.linux-x86_64-2.6/BTrees/_IFBTree.so -> src/BTrees
copying build/lib.linux-x86_64-2.6/BTrees/_fsBTree.so -> src/BTrees
copying build/lib.linux-x86_64-2.6/BTrees/_LOBTree.so -> src/BTrees
copying build/lib.linux-x86_64-2.6/BTrees/_OLBTree.so -> src/BTrees
copying build/lib.linux-x86_64-2.6/BTrees/_LLBTree.so -> src/BTrees
copying build/lib.linux-x86_64-2.6/BTrees/_LFBTree.so -> src/BTrees
copying build/lib.linux-x86_64-2.6/persistent/cPersistence.so -> src/persistent copying build/lib.linux-x86_64-2.6/persistent/cPickleCache.so -> src/persistent
copying build/lib.linux-x86_64-2.6/persistent/TimeStamp.so -> src/persistent
Traceback (most recent call last):
  File "setup.py", line 216, in <module>
    include_package_data = True,
  File "/usr/lib/python2.6/distutils/core.py", line 152, in setup
    dist.run_commands()
  File "/usr/lib/python2.6/distutils/dist.py", line 975, in run_commands
    self.run_command(cmd)
  File "/usr/lib/python2.6/distutils/dist.py", line 995, in run_command
    cmd_obj.run()
File "/usr/lib/python2.6/dist-packages/setuptools/command/test.py", line 137, in run
    self.with_project_on_sys_path(self.run_tests)
File "/usr/lib/python2.6/dist-packages/setuptools/command/test.py", line 117, in with_project_on_sys_path
    func()
File "/usr/lib/python2.6/dist-packages/setuptools/command/test.py", line 146, in run_tests
    testLoader = loader_class()
  File "/usr/lib/python2.6/unittest.py", line 816, in __init__
    self.parseArgs(argv)
  File "/usr/lib/python2.6/unittest.py", line 843, in parseArgs
    self.createTests()
  File "/usr/lib/python2.6/unittest.py", line 849, in createTests
    self.module)
  File "/usr/lib/python2.6/unittest.py", line 613, in loadTestsFromNames
    suites = [self.loadTestsFromName(name, module) for name in names]
  File "/usr/lib/python2.6/unittest.py", line 598, in loadTestsFromName
    test = obj()
  File "setup.py", line 134, in alltests
    import ZEO.ClientStorage
File "/media/daten/tyan/blast-tyan16x/External_Tools/ZODB3-3.10.5/src/ZEO/ClientStorage.py", line 24, in <module>
    from ZEO.cache import ClientCache
File "/media/daten/tyan/blast-tyan16x/External_Tools/ZODB3-3.10.5/src/ZEO/cache.py", line 35, in <module>
    import ZODB.fsIndex
File "/media/daten/tyan/blast-tyan16x/External_Tools/ZODB3-3.10.5/src/ZODB/__init__.py", line 28, in <module>
    from DB import DB, connection
File "/media/daten/tyan/blast-tyan16x/External_Tools/ZODB3-3.10.5/src/ZODB/DB.py", line 28, in <module>
    from ZODB.Connection import Connection
File "/media/daten/tyan/blast-tyan16x/External_Tools/ZODB3-3.10.5/src/ZODB/Connection.py", line 33, in <module>
    from ZODB.blob import Blob, rename_or_copy_blob, remove_committed_dir
File "/media/daten/tyan/blast-tyan16x/External_Tools/ZODB3-3.10.5/src/ZODB/blob.py", line 34, in <module>
    from ZODB import utils
ImportError: cannot import name utils
tyan@tyan-desktop:/media/daten/tyan/blast-tyan16x/External_Tools/ZODB3-3.10.5$

:(

Any further ideas?
Python path is set in the global environment. In the virtualenv, it was not set, but everything worked there anyway.


Best regards,
Ralf



_______________________________________________
For more information about ZODB, see http://zodb.org/

ZODB-Dev mailing list  -  ZODB-Dev@zope.org
https://mail.zope.org/mailman/listinfo/zodb-dev

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