}

    protected File getFile() {
      return fileThreadLocal.get();
    }

    public final void tearDown() throws IOException {
      if (!fileThreadLocal.get().delete()) {
        logger.warning("Unable to delete file: " + fileThreadLocal.get());
      }
      fileThreadLocal.remove();
    }
  }

  private static class FileByteSourceFactory extends FileFactory implements ByteSourceFactory {

import org.codehaus.plexus.classworlds.realm.DuplicateRealmException;
import org.eclipse.aether.artifact.Artifact;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * Manages the class realms used by Maven. <strong>Warning:</strong> This is an internal utility class that is only
 * public for technical reasons, it is not part of the public API. In particular, this class can be changed or deleted
 * without prior notice.
 *
 */
@Named

编码和表单字段详见 <a href="https://developer.mozilla.org/zh-CN/docs/Web/HTTP/Methods/POST" class="external-link" target="_blank"><abbr title="Mozilla Developer Network">MDN</abbr> Web 文档的 <code>POST </code></a> 小节。

///

/// warning | "警告"

可在一个*路径操作*中声明多个 `File` 和 `Form` 参数，但不能同时声明要接收 JSON 的 `Body` 字段。因为此时请求体的编码是 `multipart/form-data`，不是 `application/json`。

这不是 **FastAPI** 的问题，而是 HTTP 协议的规定。

///

## 可选文件上传

It is equivalent to:

```Python
from main import app
```

///

Each alternative ASGI server program would have a similar command, you can read more in their respective documentation.

/// warning

Uvicorn and other servers support a `--reload` option that is useful during development.

The `--reload` option consumes much more resources, is more unstable, etc.

        return compareResult == 0;
      } catch (ClassCastException wastNotComparableToOurType) {
        return false;
      }
    }
    return false;
  }

  // Prevent "missing hashCode" warning by explicitly forcing subclasses implement it
  @Override
  public abstract int hashCode();

  /*
   * The implementation neither produces nor consumes any non-null instance of type C, so

  fi
fi

if [ ! -x "$JAVACMD" ]; then
  echo "Error: JAVA_HOME is not defined correctly." >&2
  echo "  We cannot execute $JAVACMD" >&2
  exit 1
fi

if [ -z "$JAVA_HOME" ]; then
  echo "Warning: JAVA_HOME environment variable is not set." >&2
fi

# traverses directory structure from process work directory to filesystem root
# first directory with .mvn subdirectory is considered project base directory

  pymdownx.tilde:

  # pymdownx blocks
  pymdownx.blocks.admonition:
    types:
    - note
    - attention
    - caution
    - danger
    - error
    - tip
    - hint
    - warning
    # Custom types
    - info
    - check
  pymdownx.blocks.details:
  pymdownx.blocks.tab:
    alternate_style: True

  # Other extensions
  mdx_include:
  markdown_include_variants:

            this.andx = andx;
            andxCommand = andx.command;
        }
    }

    int getBatchLimit( byte command ) {
        /* the default limit is 0 batched messages before this
         * one, meaning this message cannot be batched.
         */
        return 0;
    }

    /* 
     * We overload this method from ServerMessageBlock because
     * we want writeAndXWireFormat to write the parameterWords

вы получите текстовую версию:

```
1 validation error
path -> item_id
  value is not a valid integer (type=type_error.integer)
```

#### `RequestValidationError` или `ValidationError`

/// warning | "Внимание"

Это технические детали, которые можно пропустить, если они не важны для вас сейчас.

///

UserInDB(
    username = user_dict["username"],
    password = user_dict["password"],
    email = user_dict["email"],
    full_name = user_dict["full_name"],
    hashed_password = hashed_password,
)
```

/// warning

The supporting additional functions `fake_password_hasher` and `fake_save_user` are just to demo a possible flow of the data, but they of course are not providing any real security.

///

## Reduce duplication