You can transform your string to an integer generator. Apply hexadecimal formatting for each element and intercalate with a separator:
>>> s = "Hello, World!"
>>> ":".join("{:02x}".format(ord(c)) for c in s)
'48:65:6c:6c:6f:2c:20:57:6f:72:6c:64:21
You can transform your string to an integer generator. Apply hexadecimal formatting for each element and intercalate with a separator:
>>> s = "Hello, World!"
>>> ":".join("{:02x}".format(ord(c)) for c in s)
'48:65:6c:6c:6f:2c:20:57:6f:72:6c:64:21