test_trapz.py 文件源码

def test_sine2():
    #  a sine curve from zero to 2pi -- should be 0.0
    # need to set an absolute tolerance when comparing to zero
    assert isclose(trapz(math.sin, 0, 2*math.pi), 0.0, abs_tol=1e-8)


# test the quadratic function itself
#   this is pytest's way to test a bunch of input and output values
#   it creates a separate test for each case.