A basic command-line interface string encoder.
usage: encoder.py "Some string"
1. Base-64
2. URL
3. Rot-13
4. Ascii
5. Hex
6. Binary
7. Uuencode
Type one of the numbers to encode in one of the given codecs.
argparse - Used for passing arguments on the command line.
binascii - Used convert a string to binary.
urllib - Used to convert string to URL codec.