test_quantities.py 文件源码

def test_abbrev():
    u = Quantity("u", length, 1)
    assert u.name == Symbol("u")
    assert u.abbrev == Symbol("u")

    u = Quantity("u", length, 2, "om")
    assert u.name == Symbol("u")
    assert u.abbrev == Symbol("om")
    assert u.scale_factor == 2
    assert isinstance(u.scale_factor, Number)

    u = Quantity("u", length, 3*kilo, "ikm")
    assert u.abbrev == Symbol("ikm")
    assert u.scale_factor == 3000