skbio.sequence.Sequence.index¶

Sequence.
index
(subsequence, start=None, end=None)[source]¶ Find position where subsequence first occurs in the sequence.
State: Stable as of 0.4.0.
 Parameters
 Returns
Position where subsequence first occurs in this sequence.
 Return type
 Raises
ValueError – If subsequence is not present in this sequence.
TypeError – If subsequence is a
Sequence
object with a different type than this sequence.
Examples
>>> from skbio import Sequence >>> s = Sequence('ACACGACGTT') >>> s.index('ACG') 2