python-cffi/test_cos_01.py

7 lines
178 B
Python

import cffi, ctypes.util
ctypes.util.find_library('m')
ffi = cffi.FFI()
ffi.cdef("double cos(double);")
print(ffi.dlopen('m').cos(1.23))
print(ffi.dlopen('libm.so.6').cos(1.23))