También viene incluido cuando instalas los extras `all` con:

<div class="termy">

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

</div>

### Crear el objeto `Settings` { #create-the-settings-object }

Importa `BaseSettings` de Pydantic y crea una sub-clase, muy similar a un modelo de Pydantic.

// Copyright (c) 2015-2021 MinIO, Inc.
//
// This file is part of MinIO Object Storage stack
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful

// Copyright (c) 2015-2021 MinIO, Inc.
//
// This file is part of MinIO Object Storage stack
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful

   *     processor} throws an {@code IOException}
   * @since 16.0
   */
  @CanIgnoreReturnValue // some processors won't return a useful result
  @ParametricNullness
  public <T extends @Nullable Object> T read(ByteProcessor<T> processor) throws IOException {
    checkNotNull(processor);

    Closer closer = Closer.create();
    try {
      InputStream in = closer.register(openStream());

     *
     * @since 4.1.0
     */
    public static final String MAVEN_CACHE_VALUE_REFS = "maven.cache.keyValueRefs";

    /**
     * User property key for configuring which object types are pooled by ModelObjectProcessor.
     * Value should be a comma-separated list of simple class names (e.g., "Dependency,Plugin,Build").
     * Default is "Dependency" for backward compatibility.
     *

   *
   * <p>By default this method does nothing.
   */
  protected void shutDown() throws Exception {}

  /**
   * Returns the {@link Scheduler} object used to configure this service. This method will only be
   * called once.
   */
  // TODO(cpovirk): @ForOverride
  protected abstract Scheduler scheduler();

  /**

     * </blockquote>
     *
     * @param obj
     *            Another <code>SmbFile</code> object to compare for equality
     * @return <code>true</code> if the two objects refer to the same SMB resource
     *         and <code>false</code> otherwise
     */

    @Override
    public boolean equals(final Object obj) {
        if (obj instanceof SmbFile) {
            final SmbResource f = (SmbResource) obj;

                return atomic.get();
              }
            }));
  }

  /** Returns true if this map contains a mapping for the specified key. */
  public boolean containsKey(Object key) {
    return map.containsKey(key);
  }

  /**
   * Returns the number of key-value mappings in this map. If the map contains more than {@code
   * Integer.MAX_VALUE} elements, returns {@code Integer.MAX_VALUE}.

   <span style="background-color:#007166"><font color="#D3D7CF"> module </font></span>  🐍 main.py

     <span style="background-color:#007166"><font color="#D3D7CF"> code </font></span>  Importing the FastAPI app object from the module with the
             following code:

// Copyright (c) 2015-2021 MinIO, Inc.
//
// This file is part of MinIO Object Storage stack
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful