Returns a string of one character whose ASCII code is the specified number.
chr (number)
- number
- Required. Any integer within the 0-255 range.
str
#TODO
>>> chr(65)
'A'
>>> chr(97)
'a'
>>> ''.join([chr(c) for c in range(65, 91)])
'ABCDEFGHIJKLMNOPQRSTUVWXYZ'#TODO