При использовании cython
в ноутбуке ipython я вижу ошибку ниже. Что не так?
%load_ext cythonmagic
/usr/local/lib/python2.7/dist-packages/IPython/extensions/cythonmagic.py:21: UserWarning: The Cython magic has been moved to the Cython package
warnings.warn("""The Cython magic has been moved to the Cython package""")
%%cython
def fib(int n):
cdef int a,b,i
for i in range(n):
a,b=a+b,b
return a
ERROR: Cell magic `%%cython` not found.