Original link: http://www.concentric.net/~Ttwang/tech/inthash.htm
Taken from: http://web.archive.org/web/20071223173210/http://www.concentric.net/~Ttwang/tech/inthash.htm
Reformatted using pandoc
Thomas Wang, Jan 1997
last update Mar 2007
Original link: http://www.concentric.net/~Ttwang/tech/inthash.htm
Taken from: http://web.archive.org/web/20071223173210/http://www.concentric.net/~Ttwang/tech/inthash.htm
Reformatted using pandoc
Thomas Wang, Jan 1997
last update Mar 2007
Functions:
# encoding: ACTG
def nuc2int_nochecking(b):
return (ord(b) >> 1) & 3, True
def nuc2int_if(b):
if b == 'a' or b == 'c' or b == 'g' or b == 't' \
or b == 'A' or b == 'C' or b == 'G' or b == 'T':