Module url 

Percent-encoding and query-string handling.

Functions

decode

Decode %XX escapes and + (which means a space in query strings).

encode

Percent-encode everything outside the unreserved set.

normalize_path

Collapse . and .. segments and reject anything that escapes the root.

parse_query

Parse a=1&b=2 into pairs, decoding both sides.

split_target

Split a request target into its path and raw query string.