def encode(self, s):
if isinstance(s, basestring) and self.needsEncoding(s):<EOL><INDENT>for x in self.encodings:<EOL><INDENT>s = re.sub(x[<NUM_LIT:0>], x[<NUM_LIT:1>], s)<EOL><DEDENT><DEDENT>return s<EOL>
Encode special characters found in string I{s}.
@param s: A string to encode.
@type s: str
@return: The encoded string.
@rtype: str