def test_composition_mass_not_chemically_correct(self):
f = Formula("H2OHHO")
comp = f.composition()
self.assertEqual(0.11189834407236524, comp[0][3])
def to_dict(f: Formula):
dct = {}
c = f.composition()
for tup in c:
dct[tup[0]] = tup[1]
return dct
def test_composition_mass(self):
f = Formula("H2O")
comp = f.composition()
self.assertEqual(0.11189834407236524, comp[0][3])