Aber falls Ihre Clients aus irgendeinem Grund vom alten Verhalten abhängen, können Sie darauf zurückgreifen, indem Sie in Ihren Sicherheitsklassen die Methode `make_not_authenticated_error` überschreiben.

Das bedeutet, Sie können die neueste Version von Pydantic v2 installieren und die alten Pydantic‑v1‑Komponenten aus diesem Untermodul importieren und verwenden, als hätten Sie das alte Pydantic v1 installiert.

{* ../../docs_src/pydantic_v1_in_v2/tutorial001_an_py310.py hl[1,4] *}

     */
    int RPC_PT_BIND_ACK = 0x0C;
    /**
     * Bind negative acknowledgment packet type
     */
    int RPC_PT_BIND_NAK = 0x0D;
    /**
     * Alter context packet type
     */
    int RPC_PT_ALTER_CONTEXT = 0x0E;
    /**
     * Alter context response packet type
     */
    int RPC_PT_ALTER_CONTEXT_RESPONSE = 0x0F;
    /**
     * Shutdown packet type
     */
    int RPC_PT_SHUTDOWN = 0x11;

		t.Errorf("No error should happen, but got %v", err)
	}

	DB.Migrator().DropTable("log_usage")

	if err := DB.Exec(`
CREATE TABLE public.log_usage (
    log_id bigint NOT NULL
);

ALTER TABLE public.log_usage ALTER COLUMN log_id ADD GENERATED BY DEFAULT AS IDENTITY (
    SEQUENCE NAME public.log_usage_log_id_seq
    START WITH 1
    INCREMENT BY 1
    NO MINVALUE
    NO MAXVALUE
    CACHE 1
);

		t.Errorf("No error should happen, but got %v", err)
	}

	DB.Migrator().DropTable("log_usage")

	if err := DB.Exec(`
CREATE TABLE public.log_usage (
    log_id bigint NOT NULL
);

ALTER TABLE public.log_usage ALTER COLUMN log_id ADD GENERATED BY DEFAULT AS IDENTITY (
    SEQUENCE NAME public.log_usage_log_id_seq
    START WITH 1
    INCREMENT BY 1
    NO MINVALUE
    NO MAXVALUE
    CACHE 1
);

</blockquote>

## Untersuchung { #investigation }

Durch die Nutzung all dieser vorherigen Alternativen hatte ich die Möglichkeit, von allen zu lernen, Ideen aufzunehmen und sie auf die beste Weise zu kombinieren, die ich für mich und die Entwicklerteams, mit denen ich zusammengearbeitet habe, finden konnte.

/* jcifs smb client library in Java
 * Copyright (C) 2000  "Michael B. Allen" <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.
 *
 * This library is distributed in the hope that it will be useful,

/* 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.
 *

/* jcifs smb client library in Java
 * Copyright (C) 2004  "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.
 *

/* jcifs smb client library in Java
 * Copyright (C) 2000  "Michael B. Allen" <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.
 *
 * This library is distributed in the hope that it will be useful,