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# mode: run
# tag: limited-api
# This is a bare minimum test to test compilation of the limited
# API with the Py_LIMITED_API macro defined, with an example that's
# known and working. It should be dropped once the limited API is
# better tested
PYTHON setup.py build_ext --inplace
PYTHON run.py
##################### setup.py ################################
from setuptools import setup
from Cython.Build import cythonize
setup(
ext_modules = cythonize("limited.pyx"),
)
##################### run.py ##################################
import limited
limited.fib(11)
assert limited.lsum(list(range(10))) == 90
assert limited.lsum(tuple(range(10))) == 90
assert limited.lsum(iter(range(10))) == 45
try:
limited.raises()
except RuntimeError:
pass
limited.C()
limited.D()
limited.E()
assert limited.decode(b'a', bytearray(b'b')) == "ab"
assert limited.cast_float(1) == 1.0
assert limited.cast_float("2.0") == 2.0
assert limited.cast_float(bytearray(b"3")) == 3.0
##################### limited.pyx #############################
# distutils: extra_compile_args = -DCYTHON_LIMITED_API=1 -DPy_LIMITED_API=0x030700f0
import cython
@cython.binding(False)
def fib(int n):
cdef int a, b
a, b = 0, 1
while b < n:
a, b = b, a + b
return b
def lsum(values):
cdef long result = 0
for value in values:
result += value
if type(values) is list:
for value in reversed(<list>values):
result += value
elif type(values) is tuple:
for value in reversed(<tuple>values):
result += value
return result
@cython.binding(False)
def raises():
raise RuntimeError()
def decode(bytes b, bytearray ba):
return b.decode("utf-8") + ba.decode("utf-8")
def cast_float(object o):
return float(o)
class C:
pass
cdef class D:
pass
cdef class E(D):
pass
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