def test_Term():
    a = Term(4*x*y**2/z/t**3)
    b = Term(2*x**3*y**5/t**3)

    assert a == Term(4, Factors({x: 1, y: 2}), Factors({z: 1, t: 3}))
    assert b == Term(2, Factors({x: 3, y: 5}), Factors({t: 3}))

    assert a.as_expr() == 4*x*y**2/z/t**3
    assert b.as_expr() == 2*x**3*y**5/t**3

    assert a.inv() == \
        Term(S(1)/4, Factors({z: 1, t: 3}), Factors({x: 1, y: 2}))
    assert b.inv() == Term(S(1)/2, Factors({t: 3}), Factors({x: 3, y: 5}))

    assert a.mul(b) == a*b == \
        Term(8, Factors({x: 4, y: 7}), Factors({z: 1, t: 6}))
    assert a.quo(b) == a/b == Term(2, Factors({}), Factors({x: 2, y: 3, z: 1}))

    assert a.pow(3) == a**3 == \
        Term(64, Factors({x: 3, y: 6}), Factors({z: 3, t: 9}))
    assert b.pow(3) == b**3 == Term(8, Factors({x: 9, y: 15}), Factors({t: 9}))

    assert a.pow(-3) == a**(-3) == \
        Term(64/S(1), Factors({z: 3, t: 9}), Factors({x: 3, y: 6}))
    assert b.pow(-3) == b**(-3) == \
        Term(S(1)/8, Factors({t: 9}), Factors({x: 9, y: 15}))

    assert a.gcd(b) == Term(2, Factors({x: 1, y: 2}), Factors({t: 3}))
    assert a.lcm(b) == Term(4, Factors({x: 3, y: 5}), Factors({z: 1, t: 3}))

    a = Term(4*x*y**2/z/t**3)
    b = Term(2*x**3*y**5*t**7)

    assert a.mul(b) == Term(8, Factors({x: 4, y: 7, t: 4}), Factors({z: 1}))

    assert Term((2*x + 2)**3) == Term(8, Factors({x + 1: 3}), Factors({}))
    assert Term((2*x + 2)*(3*x + 6)**2) == \
        Term(18, Factors({x + 1: 1, x + 2: 2}), Factors({}))
dataset/ETHPy150Open sympy/sympy/sympy/core/tests/test_exprtools.py/test_Term/swapped operands of `/`