* O mesmo com `app/routers/users.py`,  ele é outro submódulo: `app.routers.users`.
* Há também um subdiretório `app/internal/` com outro arquivo `__init__.py`, então ele é outro "subpacote Python":`app.internal`.
* E o arquivo `app/internal/admin.py` é outro submódulo: `app.internal.admin`.

<img src="/img/tutorial/bigger-applications/package.drawio.svg">

A mesma estrutura de arquivos com comentários:

```
.

import org.junit.jupiter.params.provider.ValueSource;
import org.mockito.Mock;
import org.mockito.junit.jupiter.MockitoExtension;

import jcifs.CIFSContext;
import jcifs.Configuration;
import jcifs.internal.smb2.Smb2Constants;
import jcifs.internal.util.SMBUtil;

@ExtendWith(MockitoExtension.class)
class Smb2LogoffRequestTest {

    @Mock
    Configuration configuration;

    @Mock
    CIFSContext cifsContext;

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3.internal.connection

import java.io.IOException

/** Attempt routes one at a time until one connects. */
internal class SequentialExchangeFinder(
  override val routePlanner: RoutePlanner,
) : ExchangeFinder {
  override fun find(): RealConnection {

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3.internal.platform

import android.content.Context
import android.os.Build
import java.lang.IllegalStateException
import okhttp3.internal.platform.android.AndroidLog

actual object PlatformRegistry {
  actual fun findPlatform(): Platform {
    AndroidLog.enable()

package jcifs.internal.smb2.nego;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import jcifs.Configuration;
import jcifs.internal.SMBProtocolDecodingException;
import jcifs.internal.util.SMBUtil;

/**
 * SMB 3.1.1 Compression Capabilities negotiate context.
 *
 * This context is used during SMB2 negotiation to negotiate compression
 * algorithms for SMB3 data compression support.
 */

	public fun <init> (ILokhttp3/Headers;Ljava/lang/String;)V
	public synthetic fun <init> (ILokhttp3/Headers;Ljava/lang/String;ILkotlin/jvm/internal/DefaultConstructorMarker;)V
	public synthetic fun <init> (Lmockwebserver3/MockResponse$Builder;Lkotlin/jvm/internal/DefaultConstructorMarker;)V
	public final fun getBody ()Lmockwebserver3/MockResponseBody;
	public final fun getBodyDelayNanos ()J
	public final fun getCode ()I

import org.mockito.Mock;
import org.mockito.MockitoAnnotations;

import jcifs.Configuration;
import jcifs.config.PropertyConfiguration;
import jcifs.internal.smb1.ServerMessageBlock;
import jcifs.internal.smb1.trans.SmbComTransaction;
import jcifs.internal.smb1.trans.SmbComTransactionResponse;

class Trans2SetFileInformationResponseTest {

    private Trans2SetFileInformationResponse response;

 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

package jcifs.internal.smb1.trans.nt;

import jcifs.Configuration;
import jcifs.internal.util.SMBUtil;
import jcifs.util.Hexdump;

/**
 * SMB1 NT Transaction subcommand for querying security descriptors.
 *

Pero en casos reales, al implementar seguridad, obtendrías más beneficios usando las [Utilidades de Seguridad integradas (el próximo capítulo)](../security/index.md){.internal-link target=_blank}.

///

## Errores de dependencias y valores de retorno

Puedes usar las mismas *funciones* de dependencia que usas normalmente.

### Requisitos de dependencia

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3.internal.http2

import assertk.assertThat
import assertk.assertions.isEqualTo
import okhttp3.internal.http2.hpackjson.HpackJsonUtil
import okhttp3.internal.http2.hpackjson.Story
import okio.Buffer

/**
 * Tests Hpack implementation using https://github.com/http2jp/hpack-test-case/
 */