/Python/Python increment char a to b az to ba

Python increment char a to b az to ba

# Increment char (a -> b, az -> ba)
def inc_char(text, chlist = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'):
    # Unique and sort
    chlist = ''.join(sorted(set(str(chlist))))
    chlen = len(chlist)
    if not chlen:
        return ''
    text = str(text)
    # Replace all chars but chlist
    text = re.sub('[^' + chlist + ']', '', text)
    if not len(text):
        return chlist[0]
    # Increment
    inc = ''
    over = False
    for i in range(1, len(text)+1):
        lchar = text[-i]
        pos = chlist.find(lchar) + 1
        if pos < chlen:
            inc = chlist[pos] + inc
            over = False
            break
        else:
            inc = chlist[0] + inc
            over = True
    if over:
        inc += chlist[0]
    result = text[0:-len(inc)] + inc
    return result

Source: stackoverflow.com

Similar codes

38 votes119 views3 answers
Remove python package
Python
54 votes129 views3 answers
Python add up values in list
Python
1 vote113 views1 answer
Stdout.write python
Python
0 vote113 views1 answer
Convert 2 level nested list to one level list in python
Python
34 votes243 views6 answers
Flask example
Python Flask
0 vote112 views1 answer
How to save string characters into char array or list in python
Python
1 vote122 views2 answers
1d array to one hot
Python
0 vote121 views1 answer
Cls in python
Python
0 vote232 views1 answer
Telethon get all channels
Python
14 votes124 views2 answers
Python check if dictionary empty
Python