Illustrating the inline schema naming issue in Swagger UI when using a list

[Tanvir786123]

Q&A (please complete the following information)

• OS: WSL
• Browser: chrome
• Version: Version 134.0.6998.89
• Method of installation: pip
• Swagger-UI version: [e.g. 3.10.0]
• Swagger version: 5.20.1
• OpenAPI version: 3.1.0

Content & configuration

https://github.com/Tanvir786123/fastapi-swagger-ui-issue/tree/main contains a complete rundown of what this issue is, i.e., the inability to correctly display the name of the return object if it is a List.

Example Swagger/OpenAPI definition:

{
  "openapi": "3.1.0",
  "info": {
    "title": "FastAPI",
    "version": "0.1.0"
  },
  "paths": {
    "/item": {
      "get": {
        "summary": "Get a single book",
        "description": "Returns a single book with full details.",
        "operationId": "get_book_item_get",
        "responses": {
          "200": {
            "description": "Successful Response",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Book"
                }
              }
            }
          }
        }
      }
    },
    "/items": {
      "get": {
        "summary": "Get list of books",
        "description": "Returns a list of books with full details.",
        "operationId": "get_books_items_get",
        "responses": {
          "200": {
            "description": "Successful Response",
            "content": {
              "application/json": {
                "schema": {
                  "items": {
                    "$ref": "#/components/schemas/Book"
                  },
                  "type": "array",
                  "title": "Response Get Books Items Get"
                }
              }
            }
          }
        }
      }
    }
  },
  "components": {
    "schemas": {
      "Book": {
        "properties": {
          "id": {
            "type": "integer",
            "title": "Id"
          },
          "title": {
            "type": "string",
            "title": "Title"
          },
          "author": {
            "type": "string",
            "title": "Author"
          },
          "summary": {
            "type": "string",
            "title": "Summary"
          }
        },
        "type": "object",
        "required": [
          "id",
          "title",
          "author",
          "summary"
        ],
        "title": "Book"
      }
    }
  }
}

Swagger-UI configuration options:

SwaggerUI({
  // your config options here
})

?yourQueryStringConfig

Describe the bug you're encountering

https://github.com/Tanvir786123/fastapi-swagger-ui-issue/tree/main contains a complete rundown of what this issue is, i.e., the inability to correctly display the name of the return object if it is a List.

To reproduce...

Steps to reproduce the behavior:
Please follow the steps on the linked repository.

Expected behavior

The inline schema name for the second endpoint should have been: Books.

Screenshots

Inside https://github.com/Tanvir786123/fastapi-swagger-ui-issue/tree/main.

Additional context or thoughts

This problem may potentially extend to more objects than just List. However, the objective of this issue is to solve the problem using a List type.

[Tanvir786123]

Please let me know if this issue should be moved to the https://github.com/fastapi/fastapi repository.