def test_str_strip(self):
"""Check matches the python string strip method."""
self._test_method("strip")
s = Seq(" ACGT ")
m = MutableSeq(" ACGT ")
self.assertEqual(s.strip(), "ACGT")
self.assertRaises(TypeError, s.strip, 7)
self.assertEqual(s, " ACGT ")
self.assertEqual(m.strip(), "ACGT")
self.assertRaises(TypeError, m.strip, 7)
self.assertEqual(m, " ACGT ")
self.assertEqual(m.strip(inplace=True), "ACGT")
self.assertEqual(m, "ACGT")
from Bio.Seq import Seq
from Bio.Alphabet import single_letter_alphabet
seq=Seq("ACGT")
print("Sequence: %s"%seq)
print("Alphabet: %s"%seq.alphabet)
print(seq)
test_seq=Seq('AGTATCGAATCGA',single_letter_alphabet)
print(test_seq)
print(test_seq.alphabet)
seq=Seq('ACGTTCGCA')
print(seq[0])
print(seq)
for i in range(0,len(seq)):
print(seq[i])
seq2=Seq('AAATTT')
seq=seq+seq2
print(seq.lower())
print(seq.upper())
seq3 = Seq(' ACGT ')
print(seq3)
print(seq3.strip())
