-}} {{- end -}} {{/* Return the appropriate apiVersion for ingress. */}} {{- define "minio.ingress.apiVersion" -}} {{- if semverCompare "<1.14-0" .Capabilities.KubeVersion.GitVersion -}} {{- print "extensions/v1beta1" -}} {{- else if semverCompare "<1.19-0" .Capabilities.KubeVersion.GitVersion -}} {{- print "networking.k8s.io/v1beta1" -}} {{- else -}} {{- print "networking.k8s.io/v1" -}} {{- end -}} {{- end -}} {{/* Return the appropriate apiVersion for console ingress. */}} {{- define "minio.conso...

-}} {{- end -}} {{/* Return the appropriate apiVersion for ingress. */}} {{- define "minio.ingress.apiVersion" -}} {{- if semverCompare "<1.14-0" .Capabilities.KubeVersion.GitVersion -}} {{- print "extensions/v1beta1" -}} {{- else if semverCompare "<1.19-0" .Capabilities.KubeVersion.GitVersion -}} {{- print "networking.k8s.io/v1beta1" -}} {{- else -}} {{- print "networking.k8s.io/v1" -}} {{- end -}} {{- end -}} {{/* Return the appropriate apiVersion for console ingress. */}} {{- define "minio.conso...

-}} {{- end -}} {{/* Return the appropriate apiVersion for ingress. */}} {{- define "minio.ingress.apiVersion" -}} {{- if semverCompare "<1.14-0" .Capabilities.KubeVersion.GitVersion -}} {{- print "extensions/v1beta1" -}} {{- else if semverCompare "<1.19-0" .Capabilities.KubeVersion.GitVersion -}} {{- print "networking.k8s.io/v1beta1" -}} {{- else -}} {{- print "networking.k8s.io/v1" -}} {{- end -}} {{- end -}} {{/* Return the appropriate apiVersion for console ingress. */}} {{- define "minio.conso...

-}} {{- end -}} {{/* Return the appropriate apiVersion for ingress. */}} {{- define "minio.ingress.apiVersion" -}} {{- if semverCompare "<1.14-0" .Capabilities.KubeVersion.GitVersion -}} {{- print "extensions/v1beta1" -}} {{- else if semverCompare "<1.19-0" .Capabilities.KubeVersion.GitVersion -}} {{- print "networking.k8s.io/v1beta1" -}} {{- else -}} {{- print "networking.k8s.io/v1" -}} {{- end -}} {{- end -}} {{/* Return the appropriate apiVersion for console ingress. */}} {{- define "minio.conso...

-}} {{- end -}} {{/* Return the appropriate apiVersion for ingress. */}} {{- define "minio.ingress.apiVersion" -}} {{- if semverCompare "<1.14-0" .Capabilities.KubeVersion.GitVersion -}} {{- print "extensions/v1beta1" -}} {{- else if semverCompare "<1.19-0" .Capabilities.KubeVersion.GitVersion -}} {{- print "networking.k8s.io/v1beta1" -}} {{- else -}} {{- print "networking.k8s.io/v1" -}} {{- end -}} {{- end -}} {{/* Return the appropriate apiVersion for console ingress. */}} {{- define "minio.conso...

def test_openapi_schema():
    response = client.get("/openapi.json")
    assert response.status_code == 200, response.text
    assert response.json() == {
        "openapi": "3.1.0",
        "info": {"title": "FastAPI", "version": "0.1.0"},
        "paths": {
            "/foo": {
                "post": {
                    "responses": {
                        "200": {

        "tax": None,
    }


def test_openapi_schema():
    response = client.get("/openapi.json")
    assert response.status_code == 200
    assert response.json() == {
        "openapi": "3.1.0",
        "info": {"title": "FastAPI", "version": "0.1.0"},
        "paths": {
            "/items/next": {
                "get": {
                    "summary": "Read Next Item",

client = TestClient(app)


def test_openapi_schema():
    response = client.get("/openapi.json")
    assert response.status_code == 200, response.text
    assert response.json() == {
        "openapi": "3.1.0",
        "info": {"title": "FastAPI", "version": "0.1.0"},
        "paths": {
            "/a": {
                "get": {
                    "responses": {
                        "500": {

def test_openapi_schema():
    response = client.get("/openapi.json")
    assert response.status_code == 200, response.text
    assert response.json() == {
        "openapi": "3.1.0",
        "info": {"title": "FastAPI", "version": "0.1.0"},
        "paths": {
            "/items/": {
                "get": {
                    "responses": {
                        "200": {

## 依赖注入

使用 `BackgroundTasks` 也适用于依赖注入系统，你可以在多个级别声明 `BackgroundTasks` 类型的参数：在 *路径操作函数* 里，在依赖中(可依赖)，在子依赖中，等等。

**FastAPI** 知道在每种情况下该做什么以及如何复用同一对象，因此所有后台任务被合并在一起并且随后在后台运行：

//// tab | Python 3.10+

```Python hl_lines="13  15  22  25"
{!> ../../docs_src/background_tasks/tutorial002_an_py310.py!}
```

////

//// tab | Python 3.9+

```Python hl_lines="13  15  22  25"