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banana/banana.py
2020-08-31 22:36:10 +02:00

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Python
Executable file

#!/usr/bin/env python3
def dec2banana(num, dictstart = None, shiftend = None, minlength = None, dictionary = None):
#defaults
if dictstart is None: dictstart = 0
if shiftend is None: shiftend = 0
if minlength is None: minlength = 0
if dictionary is None: dictionary = [list("bcdfglmnprstvz"), list("aeiou")]
numdict = len(dictionary)
v = num
st = ""
l = 0
i = (numdict - 1 + dictstart + shiftend) % numdict
while not (v == 0 and i == (numdict - 1 + dictstart) % numdict and l >= minlength):
r = v % len(dictionary[i])
v = int(v / len(dictionary[i]))
st = dictionary[i][r] + st
i = (i - 1) % numdict
l += 1
return(st)
def banana2dec(banana, dictstart = None, shiftend = None, dictionary = None):
#defaults
if dictstart is None: dictstart = 0
if shiftend is None: shiftend = 0
if dictionary is None: dictionary = [list("bcdfglmnprstvz"), list("aeiou")] #, list("123456")
numdict = len(dictionary)
v = 0
for i in range(len(banana)):
r = (numdict + i + dictstart) % numdict
try:
v = v * len(dictionary[r]) + dictionary[r].index(banana[i])
except:
print("Carattere non valido in posizione", i+1)
return()
return(v)
def bananarandom(dictstart = None, shiftend = None, minlength = None, dictionary = None):
import random
#defaults
if dictstart is None: dictstart = 0
if shiftend is None: shiftend = 0
if minlength is None: minlength = 6
if dictionary is None: dictionary = [list("bcdfglmnprstvz"), list("aeiou")]
numdict = len(dictionary)
st = ""
l = 0
i = (numdict - 1 + dictstart + shiftend) % numdict
while not (i == (numdict - 1 + dictstart) % numdict and l >= minlength):
r = random.randint(0, len(dictionary[i]) - 1)
st = dictionary[i][r] + st
i = (i - 1) % numdict
l += 1
return(st)
if __name__ == "__main__":
print("Ciao sono la libreria banana")