Ruby: GET request with curb

def http_request(url)
    curl_handler = Curl::Easy.new()
    curl_handler.url = url
 
    curl_handler.timeout = 3
    curl_handler.follow_location = true
 
    begin
        curl_handler.http_get
    rescue Exception => e
        return nil
    end
 
    resp = Hash[]
    resp['code'] = curl_handler.response_code
 
    if curl_handler.response_code == 200
        resp['head'] = curl_handler.header_str
        resp['body'] = curl_handler.body_str
    end
 
    return resp
end