pub fn default() -> Headers {
        return Headers {
            headers: HashMap::new(),
        };
    }
/// By default Requests are created with no headers.
By default Requests are created with no headers.
By default Requests are created with no headers .
pub fn default() -> Headers {
        return Headers {
            headers: HashMap::new(),
        };
    }
pub fn default ( ) -> Headers { return Headers { headers : HashMap :: new ( ) , } ; }
By default Requests are created with no headers.
By default Requests are created with no headers .