from typing import Union

from fastapi import FastAPI
from pydantic import BaseModel

app = FastAPI()


class Item(BaseModel):
    name: str
    price: float
    is_offer: Union[bool, None] = None


@app.get("/")
def read_root():
    return {"Hello": "World"}


@app.get("/items/{item_id}")
def read_item(item_id: int, q: Union[str, None] = None):

</p>

<pre>
const c = 3 &lt; 4            // c is the untyped boolean constant true

type MyBool bool
var x, y int
var (
	// The result of a comparison is an untyped boolean.
	// The usual assignment rules apply.
	b3        = x == y // b3 has type bool
	b4 bool   = x == y // b4 has type bool
	b5 MyBool = x == y // b5 has type MyBool
)
</pre>

<h3 id="Logical_operators">Logical operators</h3>

# 🐍 🆎 🎶

🐍 ✔️ 🐕‍🦺 📦 "🆎 🔑".

👫 **"🆎 🔑"** 🎁 ❕ 👈 ✔ 📣 <abbr title="for example: str, int, float, bool">🆎</abbr> 🔢.

📣 🆎 👆 🔢, 👨‍🎨 &amp; 🧰 💪 🤝 👆 👍 🐕‍🦺.

👉 **⏩ 🔰 / ↗️** 🔃 🐍 🆎 🔑. ⚫️ 📔 🕴 💯 💪 ⚙️ 👫 ⏮️ **FastAPI**... ❔ 🤙 📶 🐥.

**FastAPI** 🌐 ⚓️ 🔛 👫 🆎 🔑, 👫 🤝 ⚫️ 📚 📈 &amp; 💰.

✋️ 🚥 👆 🙅 ⚙️ **FastAPI**, 👆 🔜 💰 ⚪️➡️ 🏫 🍖 🔃 👫.

/// note

🚥 👆 🐍 🕴, &amp; 👆 ⏪ 💭 🌐 🔃 🆎 🔑, 🚶 ⏭ 📃.

pkg os/exec, method (ExitError) ExitCode() int
pkg reflect, method (*MapIter) Key() Value
pkg reflect, method (*MapIter) Next() bool
pkg reflect, method (*MapIter) Value() Value
pkg reflect, method (Value) MapRange() *MapIter
pkg reflect, type MapIter struct
pkg runtime/debug, func ReadBuildInfo() (*BuildInfo, bool)
pkg runtime/debug, type BuildInfo struct
pkg runtime/debug, type BuildInfo struct, Deps []*Module

// `ancestor`.
//
// For example:
//
//	 	/a, /a/b, /a/b/c are all descendants of /a.
//		/abc or /abd/a are not descendants of /ab.
func (cp collectorPath) isDescendantOf(arg string) bool {
	descendant := string(cp)
	if descendant == arg {
		return true
	}
	if len(arg) >= len(descendant) {
		return false
	}
	if !strings.HasSuffix(arg, SlashSeparator) {
		arg += SlashSeparator
	}

	}
}

func Test_metaCacheEntry_isInDir(t *testing.T) {
	tests := []struct {
		testName string
		entry    string
		dir      string
		sep      string
		want     bool
	}{
		{
			testName: "basic-file",
			entry:    "src/file",
			dir:      "src/",
			sep:      slashSeparator,
			want:     true,
		},
		{
			testName: "basic-dir",
			entry:    "src/dir/",

        bool((must, should, mustNot, filter) -> notLambda.callback(mustNot), opLambda);
    }

    public void bool(BoolCall<WebAuthenticationCQ> boolLambda) {
        bool(boolLambda, null);
    }

    public void bool(BoolCall<WebAuthenticationCQ> boolLambda, ConditionOptionCall<BoolQueryBuilder> opLambda) {

// and indicates whether it is
// and returns the path to the package source relative to $GOROOT (or $GOPATH).
func pkgPath() (importPath string, isStd bool, modPath, modDir string, err error) {
	errorf := func(format string, args ...any) (string, bool, string, string, error) {
		return "", false, "", "", fmt.Errorf(format, args...)
	}
	goTool, err := goTool()
	if err != nil {
		return errorf("%w", err)
	}

	return cmd
}

// setTag creates or modifies a revision tag.
func setTag(ctx context.Context, kubeClient kube.CLIClient, tagName, revision, istioNS string, generate bool, w, stderr io.Writer) error {
	opts := &GenerateOptions{
		Tag:                  tagName,
		Revision:             revision,
		WebhookName:          webhookName,
		ManifestsPath:        manifestsPath,

		NetworkNamespace:         "",
	}
}

// RemovePodFromMesh is called when a pod needs to be removed from the mesh
func (s *NetServer) RemovePodFromMesh(ctx context.Context, pod *corev1.Pod, isDelete bool) error {
	log := log.WithLabels("ns", pod.Namespace, "name", pod.Name)
	log.WithLabels("delete", isDelete).Debugf("removing pod from the mesh")