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Diffstat (limited to 'external_libs/python/zmq/backend/__init__.py')
| -rw-r--r-- | external_libs/python/zmq/backend/__init__.py | 45 |
1 files changed, 0 insertions, 45 deletions
diff --git a/external_libs/python/zmq/backend/__init__.py b/external_libs/python/zmq/backend/__init__.py deleted file mode 100644 index 7cac725c..00000000 --- a/external_libs/python/zmq/backend/__init__.py +++ /dev/null @@ -1,45 +0,0 @@ -"""Import basic exposure of libzmq C API as a backend""" - -# Copyright (C) PyZMQ Developers -# Distributed under the terms of the Modified BSD License. - - -import os -import platform -import sys - -from zmq.utils.sixcerpt import reraise - -from .select import public_api, select_backend - -if 'PYZMQ_BACKEND' in os.environ: - backend = os.environ['PYZMQ_BACKEND'] - if backend in ('cython', 'cffi'): - backend = 'zmq.backend.%s' % backend - _ns = select_backend(backend) -else: - # default to cython, fallback to cffi - # (reverse on PyPy) - if platform.python_implementation() == 'PyPy': - first, second = ('zmq.backend.cffi', 'zmq.backend.cython') - else: - first, second = ('zmq.backend.cython', 'zmq.backend.cffi') - - try: - _ns = select_backend(first) - except Exception: - exc_info = sys.exc_info() - exc = exc_info[1] - try: - _ns = select_backend(second) - except ImportError: - # prevent 'During handling of the above exception...' on py3 - # can't use `raise ... from` on Python 2 - if hasattr(exc, '__cause__'): - exc.__cause__ = None - # raise the *first* error, not the fallback - reraise(*exc_info) - -globals().update(_ns) - -__all__ = public_api |