change docstring
change docstring

escherba/lsh-hdc,pombredanne/lsh-hdc,escherba/lsh-hdc,pombredanne/lsh-hdc,pombredanne/lsh-hdc,escherba/lsh-hdc,pombredanne/lsh-hdc,escherba/lsh-hdc,escherba/lsh-hdc,pombredanne/lsh-hdc