[Slackbuilds-users] pyquery broken after lxml update

[Larry Hajali]

It looks like WebOb and requests are optional dependencies for pyquery.

http://pypi.python.org/pypi/requests
http://pypi.python.org/pypi/WebOb

--Larry

On Fri, Dec 28, 2012 at 3:54 PM, Larry Hajali <larryhaja at gmail.com> wrote:

> Hi,
>
> Between lxml version 2.x and 3.x, lxml broke out the cssselect module into
> its own separate package.  The version on SBo is definitely outdated and
> incompatible (w/out patching) with the new lxml.  Looking at the setup.py
> file on the github page (ie. https://github.com/gawel/pyquery), the new
> version looks to be compatible with the new lxml with cssselect and
> distribute as new dependencies.
>
> All that needs to be done is download the latest version of pyquery (
> http://pypi.python.org/packages/source/p/pyquery/pyquery-1.2.4.tar.gz),
> install the new dependencies and change the version number in the
> slackbuild to 1.2.4.  I'm providing a patch with the changes I made to get
> things working.  Now using 'import pyquery' at the python command prompt
> works.
>
> On a side note, there isn't a dependency listed for pysetuptools or
> distribute for version 0.6.1 of pyquery.  It is optional for lxml and not
> listed for BeautifulSoup.
>
> --Larry
>
> On Fri, Dec 28, 2012 at 9:16 AM, ____________ ________ <rwxrwx at tut.by>wrote:
>
>> I am sending it here since my attempt to contact the buildscript
>> maintainer directly resulted in this:
>>
>> Delivery to the following recipient failed permanently:
>>
>>  <email address of the pyquery buildscript maintainer>
>>
>> Technical details of permanent failure:
>> DNS Error: DNS server returned general failure
>>
>> Recently buildscript for lxml at SBo got updated (from lxml 2.x to lxml
>> 3.x). After building the new lxml package and upgrading, I have noticed
>> that pyquery (the version that's available on SBo as well and that didn't
>> change) is now broken - importing it fails. Here is the traceback from
>> ipython:
>>
>> --- snip ---
>> In [1]: import pyquery
>>
>> ---------------------------------------------------------------------------
>> ImportError                               Traceback (most recent call
>> last)
>> <ipython-input-1-6c6972830b98> in <module>()
>> ----> 1 import pyquery
>>
>> /usr/lib64/python2.7/site-packages/pyquery/__init__.py in <module>()
>>       8     import webob
>>       9 except ImportError:
>> ---> 10     from pyquery import PyQuery
>>      11 else:
>>      12     from ajax import PyQuery
>>
>> /usr/lib64/python2.7/site-packages/pyquery/pyquery.py in <module>()
>>       4 #
>>       5 # Distributed under the BSD license, see LICENSE.txt
>> ----> 6 from cssselectpatch import selector_to_xpath
>>       7 from lxml import etree
>>       8 import lxml.html
>>
>> /usr/lib64/python2.7/site-packages/pyquery/cssselectpatch.py in <module>()
>>       4 #
>>       5 # Distributed under the BSD license, see LICENSE.txt
>> ----> 6 from lxml.cssselect import Pseudo, XPathExpr, XPathExprOr,
>> Function, css_to_xpath, Element
>>       7 from lxml import cssselect
>>       8
>>
>> /usr/lib64/python2.7/site-packages/lxml/cssselect.py in <module>()
>>      16     external_cssselect = __import__('cssselect')
>>      17 except ImportError:
>> ---> 18     raise ImportError('cssselect seems not to be installed. '
>>      19                       'See http://packages.python.org/cssselect/
>> ')
>>      20
>>
>> ImportError: cssselect seems not to be installed. See
>> http://packages.python.org/cssselect/
>> --- snip ---
>>
>> Just "import lxml" works.
>>
>> I am using Slackware64-14.0 (no multilib).
>>
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>>
>
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