def get_token():
token = os.environ.get("<STR_LIT>", None)<EOL>if not token:<EOL><INDENT>token = "<STR_LIT>"<EOL><DEDENT>token = token.encode('<STR_LIT:utf-8>')<EOL>return token<EOL>
Get the encrypted GitHub token in Travis.

Make sure the contents this variable do not leak. The ``run()`` function
will remove this from the output, so always use it.