from fastapi import FastAPI, Header
from pydantic import BaseModel

app = FastAPI()


class CommonHeaders(BaseModel):
    host: str
    save_data: bool
    if_modified_since: str | None = None
    traceparent: str | None = None
    x_tag: list[str] = []


@app.get("/items/")
async def read_items(headers: CommonHeaders = Header()):

from typing_extensions import Annotated

app = FastAPI()


class CommonHeaders(BaseModel):
    model_config = {"extra": "forbid"}

    host: str
    save_data: bool
    if_modified_since: Union[str, None] = None
    traceparent: Union[str, None] = None
    x_tag: List[str] = []


@app.get("/items/")
async def read_items(headers: Annotated[CommonHeaders, Header()]):

from fastapi import FastAPI, Header
from pydantic import BaseModel

app = FastAPI()


class CommonHeaders(BaseModel):
    host: str
    save_data: bool
    if_modified_since: str | None = None
    traceparent: str | None = None
    x_tag: list[str] = []


@app.get("/items/")
async def read_items(headers: Annotated[CommonHeaders, Header()]):

from fastapi import FastAPI, Header
from pydantic import BaseModel

app = FastAPI()


class CommonHeaders(BaseModel):
    host: str
    save_data: bool
    if_modified_since: Union[str, None] = None
    traceparent: Union[str, None] = None
    x_tag: list[str] = []


@app.get("/items/")
async def read_items(headers: CommonHeaders = Header()):

from pydantic import BaseModel

app = FastAPI()


class CommonHeaders(BaseModel):
    class Config:
        extra = "forbid"

    host: str
    save_data: bool
    if_modified_since: str | None = None
    traceparent: str | None = None
    x_tag: list[str] = []


@app.get("/items/")
async def read_items(headers: Annotated[CommonHeaders, Header()]):

import okhttp3.internal.commonDelete
import okhttp3.internal.commonEmptyRequestBody
import okhttp3.internal.commonGet
import okhttp3.internal.commonHead
import okhttp3.internal.commonHeader
import okhttp3.internal.commonHeaders
import okhttp3.internal.commonMethod
import okhttp3.internal.commonPatch
import okhttp3.internal.commonPost
import okhttp3.internal.commonPut
import okhttp3.internal.commonRemoveHeader

    .build()
}

val Response.commonIsSuccessful: Boolean
  get() = code in 200..299

fun Response.commonHeaders(name: String): List<String> = headers.values(name)

@JvmOverloads
fun Response.commonHeader(
  name: String,
  defaultValue: String?,
): String? = headers[name] ?: defaultValue

@Throws(IOException::class)

import kotlin.reflect.KClass
import okhttp3.CacheControl
import okhttp3.Headers
import okhttp3.Request
import okhttp3.RequestBody
import okhttp3.internal.http.HttpMethod

fun Request.commonHeader(name: String): String? = headers[name]

fun Request.commonHeaders(name: String): List<String> = headers.values(name)

fun Request.commonNewBuilder(): Request.Builder = Request.Builder(this)

fun Request.commonCacheControl(): CacheControl {

from fastapi import FastAPI, Header
from pydantic import BaseModel

app = FastAPI()


class CommonHeaders(BaseModel):
    host: str
    save_data: bool
    if_modified_since: Union[str, None] = None
    traceparent: Union[str, None] = None
    x_tag: List[str] = []


@app.get("/items/")
async def read_items(headers: CommonHeaders = Header()):

from fastapi import FastAPI, Header
from pydantic import BaseModel

app = FastAPI()


class CommonHeaders(BaseModel):
    host: str
    save_data: bool
    if_modified_since: Union[str, None] = None
    traceparent: Union[str, None] = None
    x_tag: list[str] = []


@app.get("/items/")
async def read_items(headers: Annotated[CommonHeaders, Header()]):