[server] extract "no pooler" CnxSet class to a _BaseCnxSet class
So we get rid of "if self._queue is None" in each method of _CnxSetPool
Also add helper get_cnxset(source, size) to instantiate the correct pooler class.
.. _dataimport_module:
:mod:`cubicweb.dataimport`
==========================
.. automodule:: cubicweb.dataimport
Utilities
---------
.. autofunction:: count_lines
.. autofunction:: ucsvreader_pb
.. autofunction:: ucsvreader
.. autofunction:: callfunc_every
Object Stores
-------------
.. autoclass:: RQLObjectStore
:show-inheritance:
:members:
.. autoclass:: NoHookRQLObjectStore
:show-inheritance:
:members: