Module percent 

Percent-encoding (RFC 3986, section 2.1), with uppercase digits as it recommends.

Functions

decode

+ stays +, as in a path. None when a % is not followed by two hex digits.

decode_form

+ is a space, as in a form. None when a % is not followed by two hex digits.

encode

form

application/x-www-form-urlencoded (WHATWG URL, section 5.2): name=value pairs joined by &.

is_unreserved

RFC 3986, section 2.3: the bytes that never need escaping.

push_encoded

Every byte keep refuses as %XX; bytes outside ASCII always are.

push_form_encoded

One form name or value: a space as +, and only *-._ kept beside letters and digits.