Commit f9a1e09b by Robert Bradshaw

### Integrate test from quickstart.

parent 0cc67f9d
 def f(x): return x**2-x def integrate_f(a, b, N): s = 0.0 dx = (b-a)/N for i in range(N): s += f(a+i*dx) return s * dx
 def f(x): return x**2-x def integrate_f(a, b, N): s = 0.0 dx = (b-a)/N for i in range(N): s += f(a+i*dx) return s * dx
 cdef double f(double x): except? -2: return x**2-x def integrate_f(double a, double b, int N): cdef int i s = 0.0 dx = (b-a)/N for i in range(N): s += f(a+i*dx) return s * dx
 import timeit import integrate0, integrate1, integrate2 number = 10 py_time = None for m in ('integrate0', 'integrate1', 'integrate2'): print m t = min(timeit.repeat("integrate_f(0.0, 10.0, 10000000)", "from %s import integrate_f" % m, number=number)) if py_time is None: py_time = t print " ", t / number, "s" print " ", py_time / t
 ... ... @@ -80,7 +80,7 @@ argument in order to pass it. Therefore Cython provides a syntax for declaring a C-style function, the cdef keyword:: cdef double f(double) except? -2: cdef double f(double x) except? -2: return x**2-x Some form of except-modifier should usually be added, otherwise Cython ... ...
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