Caesar Cipher

In [10]:
# encoding

def caesarE(message,n):
    encode = ''
    for char in message:
        newChar = chr((ord(char)-97+n)%26+97)
        encode += newChar
    return encode
In [12]:
def caesarD(message,n):
    return caesarE(message,-n)
In [13]:
caesarE("zing",3)
Out[13]:
'clqj'
In [14]:
caesarD("clqj",3)
Out[14]:
'zing'
In [ ]: