from fastapi import FastAPI
from fastapi.responses import FileResponse
from pydantic import BaseModel


class Item(BaseModel):
    id: str
    value: str


app = FastAPI()


@app.get(
    "/items/{item_id}",
    response_model=Item,
    responses={
        200: {
            "content": {"image/png": {}},
            "description": "Return the JSON item or an image.",
        }
    },
)

/// note | 備考

`data` と `raw_data` は相互排他的です。各 `ServerSentEvent` ではどちらか一方しか設定できません。

///

## `Last-Event-ID` での再開 { #resuming-with-last-event-id }

接続が途切れた後にブラウザが再接続すると、最後に受信した `id` を `Last-Event-ID` ヘッダーで送信します。

これをヘッダーパラメータとして受け取り、クライアントが離脱した位置からストリームを再開できます:

{* ../../docs_src/server_sent_events/tutorial004_py310.py hl[25,27,31] *}

    private int currentPageNumber;

    /**
     * Search criteria: authentication ID.
     */
    public String id;

    /**
     * Search criteria: port number.
     */
    public String port;

    /**
     * Search criteria: username.
     */
    public String username;

    /**
     * Search criteria: web configuration ID.
     */
    public String webConfigId;

    /**

        <section class="content">
            <la:form action="/admin/scheduler/">
                <la:hidden property="crudMode"/>
                <c:if test="${crudMode==2}">
                    <la:hidden property="id"/>
                    <la:hidden property="versionNo"/>
                </c:if>
                <la:hidden property="createdBy"/>
                <la:hidden property="createdTime"/>
                <div class="row">

		Created time.Time `gorm:"default:2000-01-02"`
		Enabled bool      `gorm:"default:true"`
	}

	harumph2 := Harumph2{ID: 2, Email: "******@****.***"}
	if err := DB.Table("harumphs").Create(&harumph2).Error; err != nil {
		t.Fatalf("Failed to create data with default value, got error: %v", err)

        <section class="content">
            <la:form action="/admin/reqheader/">
                <la:hidden property="crudMode"/>
                <c:if test="${crudMode==2}">
                    <la:hidden property="id"/>
                    <la:hidden property="versionNo"/>
                </c:if>
                <la:hidden property="createdBy"/>
                <la:hidden property="createdTime"/>
                <div class="row">

@app.get("/events", response_class=EventSourceResponse)
async def stream_events() -> AsyncIterable[ServerSentEvent]:
    yield ServerSentEvent(data={"status": "started"}, event="status", id="1")
    yield ServerSentEvent(data={"progress": 50}, event="progress", id="2")
```

Use `raw_data` instead of `data` to send pre-formatted strings without JSON encoding:

```python
yield ServerSentEvent(raw_data="plain text line", event="log")
```

abstract class AdHocPerformanceScenario(
    os: Os,
    arch: Arch = Arch.AMD64,
) : BuildType({
        val id = "Util_Performance_AdHocPerformanceScenario${os.asName()}${arch.asName()}"
        name = "AdHoc Performance Scenario - ${os.asName()} ${arch.asName()}"
        id(id)

        applyPerformanceTestSettings(os = os, arch = arch, timeout = 420)
        setArtifactRules(INDIVIDUAL_PERFORAMCE_TEST_ARTIFACT_RULES)

    private List<Integer> pageNumberList;

    /** The size of a page. */
    private int pageSize;

    /** The current page number. */
    private int currentPageNumber;

    /** The ID of the label type. */
    public String id;

    /** The name of the label type. */
    public String name;

    /** The value of the label type. */
    public String value;

    /** The sort order of the label type. */

    /**
     * The number of records per page.
     */
    private int pageSize;

    /**
     * The current page number.
     */
    private int currentPageNumber;

    /** Bad word ID for search filtering. */
    public String id;

    /** Suggest word for search filtering. */
    public String suggestWord;

    /** Creator username for search filtering. */
    public String createdBy;