|
|
"""utilities for checking zmq versions"""
|
|
|
#-----------------------------------------------------------------------------
|
|
|
# Copyright (C) 2013 The IPython Development Team
|
|
|
#
|
|
|
# Distributed under the terms of the BSD License. The full license is in
|
|
|
# the file COPYING.txt, distributed as part of this software.
|
|
|
#-----------------------------------------------------------------------------
|
|
|
|
|
|
#-----------------------------------------------------------------------------
|
|
|
# Verify zmq version dependency >= 2.1.11
|
|
|
#-----------------------------------------------------------------------------
|
|
|
|
|
|
import warnings
|
|
|
from IPython.utils.version import check_version
|
|
|
|
|
|
|
|
|
def patch_pyzmq():
|
|
|
"""backport a few patches from newer pyzmq
|
|
|
|
|
|
These can be removed as we bump our minimum pyzmq version
|
|
|
"""
|
|
|
|
|
|
import zmq
|
|
|
|
|
|
# fallback on stdlib json if jsonlib is selected, because jsonlib breaks things.
|
|
|
# jsonlib support is removed from pyzmq >= 2.2.0
|
|
|
|
|
|
from zmq.utils import jsonapi
|
|
|
if jsonapi.jsonmod.__name__ == 'jsonlib':
|
|
|
import json
|
|
|
jsonapi.jsonmod = json
|
|
|
|
|
|
|
|
|
def check_for_zmq(minimum_version, required_by='Someone'):
|
|
|
try:
|
|
|
import zmq
|
|
|
except ImportError:
|
|
|
raise ImportError("%s requires pyzmq >= %s"%(required_by, minimum_version))
|
|
|
|
|
|
patch_pyzmq()
|
|
|
|
|
|
pyzmq_version = zmq.__version__
|
|
|
|
|
|
if not check_version(pyzmq_version, minimum_version):
|
|
|
raise ImportError("%s requires pyzmq >= %s, but you have %s"%(
|
|
|
required_by, minimum_version, pyzmq_version))
|
|
|
|
|
|
|
