Protein.
count
(subsequence, start=None, end=None)[source]¶Count occurrences of a subsequence in this sequence.
State: Stable as of 0.4.0.
Parameters: | subsequence : str, Sequence, or 1D np.ndarray (np.uint8 or ‘|S1’)
start : int, optional
end : int, optional
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Returns: | int
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Raises: | ValueError
TypeError
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Examples
>>> from skbio import Sequence
>>> s = Sequence('GGUCG')
>>> s.count('G')
3
>>> s.count('GG')
1
>>> s.count('T')
0
>>> s.count('G', 2, 5)
1