## Instalar `SQLModel`

Primero, asegúrate de crear tu [entorno virtual](../virtual-environments.md){.internal-link target=_blank}, actívalo, y luego instala `sqlmodel`:

<div class="termy">

```console
$ pip install sqlmodel
---> 100%
```

</div>

## Crear la App con un Solo Modelo

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import okhttp3.internal.http.HTTP_CONTINUE
import okhttp3.internal.http.RealInterceptorChain
import okhttp3.internal.http.RequestLine
import okhttp3.internal.http.StatusLine
import okhttp3.internal.http.promisesBody
import okhttp3.internal.http2.Header.Companion.RESPONSE_STATUS_UTF8
import okhttp3.internal.http2.Header.Companion.TARGET_AUTHORITY
import okhttp3.internal.http2.Header.Companion.TARGET_AUTHORITY_UTF8

import okhttp3.internal.ws.WebSocketProtocol.B0_FLAG_RSV3
import okhttp3.internal.ws.WebSocketProtocol.B0_MASK_OPCODE
import okhttp3.internal.ws.WebSocketProtocol.B1_FLAG_MASK
import okhttp3.internal.ws.WebSocketProtocol.B1_MASK_LENGTH
import okhttp3.internal.ws.WebSocketProtocol.CLOSE_NO_STATUS_CODE
import okhttp3.internal.ws.WebSocketProtocol.OPCODE_BINARY
import okhttp3.internal.ws.WebSocketProtocol.OPCODE_CONTINUATION

    result = 31 * result + extensions.hashCode()
    return result
  }
}

internal data class AlgorithmIdentifier(
  /** An OID string like "1.2.840.113549.1.1.11" for sha256WithRSAEncryption. */
  val algorithm: String,
  /** Parameters of a type implied by [algorithm]. */
  val parameters: Any?,
)

internal data class AttributeTypeAndValue(
  /** An OID string like "2.5.4.11" for organizationalUnitName. */

import okhttp3.Request
import okhttp3.Route
import okhttp3.internal.closeQuietly
import okhttp3.internal.concurrent.TaskRunner
import okhttp3.internal.concurrent.withLock
import okhttp3.internal.connection.RoutePlanner.ConnectResult
import okhttp3.internal.http.ExchangeCodec
import okhttp3.internal.http1.Http1ExchangeCodec
import okhttp3.internal.platform.Platform
import okhttp3.internal.tls.OkHostnameVerifier
import okhttp3.internal.toHostHeader

 * 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.smb2;

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

/**
 * SMB2 Cancel request message.
 *
 * This command is used to cancel a previously sent command

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
package jcifs.internal.smb2.lock;

import jcifs.Configuration;
import jcifs.internal.SMBProtocolDecodingException;
import jcifs.internal.smb2.ServerMessageBlock2Response;
import jcifs.internal.util.SMBUtil;

/**
 * SMB2 Lock response message. This response acknowledges the successful

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
package jcifs.internal.smb2.tree;

import jcifs.Configuration;
import jcifs.internal.SMBProtocolDecodingException;
import jcifs.internal.smb2.ServerMessageBlock2Response;
import jcifs.internal.util.SMBUtil;

/**
 * SMB2 Tree Disconnect response message.
 *
 * This response confirms that the tree connection

import okhttp3.internal.concurrent.notifyAll
import okhttp3.internal.concurrent.wait
import okhttp3.internal.concurrent.withLock
import okhttp3.internal.connection.BufferedSocket
import okhttp3.internal.http2.ErrorCode.REFUSED_STREAM
import okhttp3.internal.http2.Settings.Companion.DEFAULT_INITIAL_WINDOW_SIZE
import okhttp3.internal.http2.flowcontrol.WindowCounter
import okhttp3.internal.ignoreIoExceptions
import okhttp3.internal.okHttpName