def test_align_from_mixed(self):
    'correctly handle a file with tree and alignment block'
    parser = MinimalNexusAlignParser('data/nexus_mixed.nex')
    got = {n: s for (n, s) in parser}
    expect = {'fish': 'ACATAGAGGGTACCTCTAAG', 'frog': 'ACATAGAGGGTACCTCTAAG', 'snake': 'ACATAGAGGGTACCTCTAAG', 'mouse': 'ACATAGAGGGTACCTCTAAG'}
    self.assertEqual(got, expect)
correctly handle a file with tree and alignment block
def test_align_from_mixed(self):
    
    parser = MinimalNexusAlignParser('data/nexus_mixed.nex')
    got = {n: s for (n, s) in parser}
    expect = {'fish': 'ACATAGAGGGTACCTCTAAG', 'frog': 'ACATAGAGGGTACCTCTAAG', 'snake': 'ACATAGAGGGTACCTCTAAG', 'mouse': 'ACATAGAGGGTACCTCTAAG'}
    self.assertEqual(got, expect)