/opt/imh-python/lib/python3.9/site-packages/zmq/utils
Edit: /opt/imh-python/lib/python3.9/site-packages/zmq/utils/interop.py (709B)
"""Utils for interoperability with other libraries.
Just CFFI pointer casting for now.
"""
# Copyright (C) PyZMQ Developers
# Distributed under the terms of the Modified BSD License.
try:
long
except NameError:
long = int # Python 3
def cast_int_addr(n):
"""Cast an address to a Python int
This could be a Python integer or a CFFI pointer
"""
if isinstance(n, (int, long)):
return n
try:
import cffi
except ImportError:
pass
else:
# from pyzmq, this is an FFI void *
ffi = cffi.FFI()
if isinstance(n, ffi.CData):
return int(ffi.cast("size_t", n))
raise ValueError("Cannot cast %r to int" % n)