A Python C module wrapper for the SA-IS algorithm implementation by Yuta Mori. Additionally includes an implementation of a linear LCP construction algirthm.
The idea to create a C module wrapper was inspired by the CTypes wrapper from David Hughes.
./setup.py build
./setup.py test # optional
./setup.py install
import pysais
import numpy as np
sequence = 'mississippi$'
sa = pysais.sais(sequence)
lcp, lcp_lm, lcp_mr = pysais.lcp(sequence, sa)
for off in sa :
print '%3d : %s' % (off, sequence[off:])
array = np.array([2, 3, 1, 0], dtype = np.int32)
sa_int = pysais.sais_int(array, 4)
lcp_int, lcp_lm_int, lcp_mr_int = pysais.lcp_int(array, sa_int)The code is available under the MIT license (see LICENSE file).
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