def test_fits_hst_unit():
 x = u.Unit(u'erg /s /cm**2 /angstrom')
 assert (x == (((u.erg * (u.s ** (-1))) * (u.cm ** (-2))) * (u.angstrom ** (-1))))

def test_fits_hst_unit ( ) : x = u . Unit ( u'erg /s /cm**2 /angstrom' ) assert ( x == ( ( ( u . erg * ( u . s ** ( - 1 ) ) ) * ( u . cm ** ( - 2 ) ) ) * ( u . angstrom ** ( - 1 ) ) ) )
see #1911 .