### Schritt 1: `FastAPI` importieren { #step-1-import-fastapi }

{* ../../docs_src/first_steps/tutorial001_py310.py hl[1] *}

`FastAPI` ist eine Python-Klasse, die die gesamte Funktionalität für Ihre API bereitstellt.

/// note | Technische Details

`FastAPI` ist eine Klasse, die direkt von `Starlette` erbt.

Sie können alle [Starlette](https://www.starlette.dev/)-Funktionalitäten auch mit `FastAPI` nutzen.

///

/* jcifs smb client library in Java
 * Copyright (C) 2002  "Michael B. Allen" <jcifs at samba dot org>
 *                   "Eric Glass" <jcifs at samba dot org>
 *                   "Jason Pugsley" <jcifs at samba dot org>
 *                   "skeetz" <jcifs at samba dot org>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either

/* jcifs smb client library in Java
 * Copyright (C) 2002  "Michael B. Allen" <jcifs at samba dot org>
 *                   "Eric Glass" <jcifs at samba dot org>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *

import jcifs.dcerpc.msrpc.netdfs;
import jcifs.dcerpc.msrpc.samr;
import jcifs.dcerpc.msrpc.srvsvc;

/**
 * DCE/RPC binding information for connecting to remote endpoints.
 * This class encapsulates the details needed to establish a DCE/RPC connection.
 */
public class DcerpcBinding {

    private static final Map<String, String> INTERFACES = new HashMap<>();

    static {
        INTERFACES.put("srvsvc", srvsvc.getSyntax());

/* jcifs msrpc client library in Java
 * Copyright (C) 2006  "Michael B. Allen" <jcifs at samba dot org>
 *                     "Eric Glass" <jcifs at samba dot org>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *

Primeiro, certifique-se de criar seu [ambiente virtual](../virtual-environments.md), ativá-lo e então instalar o pacote `pydantic-settings`:

<div class="termy">

```console
$ pip install pydantic-settings
---> 100%
```

</div>

Ele também vem incluído quando você instala os extras `all` com:

<div class="termy">

```console
$ pip install "fastapi[all]"
---> 100%
```

</div>

/* jcifs msrpc client library in Java
 * Copyright (C) 2006  "Michael B. Allen" <jcifs at samba dot org>
 *                     "Eric Glass" <jcifs at samba dot org>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *

import java.io.IOException;

import jcifs.SmbConstants;

/**
 * Abstract superclass for all NTLMSSP messages.
 */
public abstract class NtlmMessage implements NtlmFlags {

    /**
     * Default constructor.
     */
    protected NtlmMessage() {
        // Protected constructor for abstract class
    }

    /**
     * The NTLMSSP "preamble".
     */
    protected static final byte[] NTLMSSP_SIGNATURE =

 */

package jcifs.smb1.dcerpc;

/**
 * Represents a DCE/RPC UUID (Universally Unique Identifier).
 * This class provides methods for UUID string parsing and binary conversion.
 */
public class UUID extends rpc.uuid_t {

    /**
     * Convert hexadecimal characters to binary integer
     *
     * @param arr the character array containing hex digits

/* jcifs msrpc client library in Java
 * Copyright (C) 2006  "Michael B. Allen" <jcifs at samba dot org>
 *                     "Eric Glass" <jcifs at samba dot org>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *