src/HttpClient.php
public static function request($method, $uri = '', array $options = [])
    {
        $response = self::getClient()->request($method, $uri, $options);
        if ($response instanceof ResponseInterface) {
            return $response->getBody();
        }

        return false;
    }
public static function request($method, $uri = '', array $options = [])
    {
        $response = self::getClient()->request($method, $uri, $options);
        if ($response instanceof ResponseInterface) {
            return $response->getBody();
        }

        return false;
    }
请求
@param        $method
@param string $uri
@param array  $options
@return bool|\Psr\Http\Message\StreamInterface
@throws \GuzzleHttp\Exception\GuzzleException