fromP2 - Code Search

benchmarks/README.md

with JMH as of 2021-04-30.

The async profiler is neat because it does not suffer from the safepoint
bias problem. And because it makes pretty flame graphs!

Let user processes read performance stuff:
```
sudo bash
echo 0 > /proc/sys/kernel/kptr_restrict
echo 1 > /proc/sys/kernel/perf_event_paranoid
exit
```

Grab the async profiler from https://github.com/jvm-profiling-tools/async-profiler
and run `prof async` like so:

Created: Wed Apr 08 16:19:15 GMT 2026

- Last Modified: Mon May 03 15:30:50 GMT 2021

- 5.9K bytes

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github.com/codelibs/jcifs

src/test/java/jcifs/internal/smb2/Smb3KeyDerivationTest.java

        assertEquals(16, signingKey.length, "Should produce 16-byte key");

        // Verify it's different from SMB 3.1.1
        byte[] signingKey311 = Smb3KeyDerivation.deriveSigningKey(Smb2Constants.SMB2_DIALECT_0311, sessionKey, preauthIntegrity);
        assertFalse(Arrays.equals(signingKey, signingKey311), "Should be different from SMB 3.1.1 key");
    }

    @Test
    @DisplayName("Should derive keys with specific test vectors")

Created: Sun Apr 05 00:10:12 GMT 2026

- Last Modified: Thu Aug 14 05:31:44 GMT 2025

- 17.5K bytes

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github.com/tiangolo/fastapi

docs_src/websockets_/tutorial002_an_py310.py

from typing import Annotated

from fastapi import (
    Cookie,
    Depends,
    FastAPI,
    Query,
    WebSocket,
    WebSocketException,
    status,
)
from fastapi.responses import HTMLResponse

app = FastAPI()

html = """
<!DOCTYPE html>
<html>
    <head>
        <title>Chat</title>
    </head>
    <body>
        <h1>WebSocket Chat</h1>
        <form action="" onsubmit="sendMessage(event)">

Created: Sun Apr 05 07:19:11 GMT 2026

- Last Modified: Fri Feb 27 12:34:37 GMT 2026

- 2.8K bytes

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github.com/tiangolo/fastapi

tests/test_request_params/test_body/test_required_str.py

from typing import Annotated, Any

import pytest
from dirty_equals import IsOneOf
from fastapi import Body, FastAPI
from fastapi.testclient import TestClient
from pydantic import BaseModel, Field

from .utils import get_body_model_name

app = FastAPI()

# =====================================================================================
# Without aliases


@app.post("/required-str", operation_id="required_str")

Created: Sun Apr 05 07:19:11 GMT 2026

- Last Modified: Tue Feb 17 09:59:14 GMT 2026

- 10.9K bytes

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github.com/tiangolo/fastapi

tests/test_form_default.py

from typing import Annotated

from fastapi import FastAPI, File, Form
from starlette.testclient import TestClient

app = FastAPI()


@app.post("/urlencoded")
async def post_url_encoded(age: Annotated[int | None, Form()] = None):
    return age


@app.post("/multipart")
async def post_multi_part(
    age: Annotated[int | None, Form()] = None,
    file: Annotated[bytes | None, File()] = None,
):

Created: Sun Apr 05 07:19:11 GMT 2026

- Last Modified: Tue Feb 17 09:59:14 GMT 2026

- 829 bytes

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github.com/tiangolo/fastapi

fastapi/middleware/asyncexitstack.py

from contextlib import AsyncExitStack

from starlette.types import ASGIApp, Receive, Scope, Send


# Used mainly to close files after the request is done, dependencies are closed
# in their own AsyncExitStack
class AsyncExitStackMiddleware:
    def __init__(
        self, app: ASGIApp, context_name: str = "fastapi_middleware_astack"
    ) -> None:
        self.app = app
        self.context_name = context_name

Created: Sun Apr 05 07:19:11 GMT 2026

- Last Modified: Mon Sep 29 03:29:38 GMT 2025

- 637 bytes

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github.com/tiangolo/fastapi

docs_src/body_multiple_params/tutorial004_py310.py

from fastapi import Body, FastAPI
from pydantic import BaseModel

app = FastAPI()


class Item(BaseModel):
    name: str
    description: str | None = None
    price: float
    tax: float | None = None


class User(BaseModel):
    username: str
    full_name: str | None = None


@app.put("/items/{item_id}")
async def update_item(
    *,
    item_id: int,
    item: Item,
    user: User,

Created: Sun Apr 05 07:19:11 GMT 2026

- Last Modified: Fri Mar 10 18:49:18 GMT 2023

- 603 bytes

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github.com/apache/maven

impl/maven-cli/src/main/java/org/apache/maven/cling/transfer/Slf4jMavenTransferListener.java

        String action = event.getRequestType() == TransferEvent.RequestType.PUT ? "Uploading" : "Downloading";
        String direction = event.getRequestType() == TransferEvent.RequestType.PUT ? "to" : "from";

        TransferResource resource = event.getResource();
        StringBuilder message = new StringBuilder();
        message.append(action).append(' ').append(direction).append(' ').append(resource.getRepositoryId());

Created: Sun Apr 05 03:35:12 GMT 2026

- Last Modified: Thu Dec 12 11:02:17 GMT 2024

- 4K bytes

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github.com/tiangolo/fastapi

docs/en/docs/how-to/graphql.md

And also the docs about [Strawberry with FastAPI](https://strawberry.rocks/docs/integrations/fastapi).

## Older `GraphQLApp` from Starlette { #older-graphqlapp-from-starlette }

Previous versions of Starlette included a `GraphQLApp` class to integrate with [Graphene](https://graphene-python.org/).

Created: Sun Apr 05 07:19:11 GMT 2026

- Last Modified: Thu Mar 05 18:13:19 GMT 2026

- 2.7K bytes

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github.com/tiangolo/fastapi

tests/test_tutorial/test_advanced_middleware/test_tutorial001.py

from fastapi.testclient import TestClient

from docs_src.advanced_middleware.tutorial001_py310 import app


def test_middleware():
    client = TestClient(app, base_url="https://testserver")
    response = client.get("/")
    assert response.status_code == 200, response.text

    client = TestClient(app)
    response = client.get("/", follow_redirects=False)
    assert response.status_code == 307, response.text

Created: Sun Apr 05 07:19:11 GMT 2026

- Last Modified: Thu Feb 12 13:19:43 GMT 2026

- 480 bytes

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