pyodide/benchmark/benchmarks/vibr_energy.py

11 lines
426 B
Python

# from: http://stackoverflow.com/questions/17112550/python-and-numba-for-vectorized-functions # noqa
# setup: import numpy as np ; N = 100000 ; a, b, c = np.random.rand(N), np.random.rand(N), np.random.rand(N) # noqa
# run: vibr_energy(a, b, c)
# pythran export vibr_energy(float64[], float64[], float64[])
import numpy
def vibr_energy(harmonic, anharmonic, i):
return numpy.exp(-harmonic * i - anharmonic * (i ** 2))