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#!/bin/bash set -e python3 -m venv --upgrade-deps .venv . .venv/bin/activate pip install -r requirements/dev.txt pip install -e . pre-commit install --install-hooks
import packaging.version from pallets_sphinx_themes import get_version from pallets_sphinx_themes import ProjectLink # Project -------------------------------------------------------------- project = "Flask" copyright = "2010 Pallets" author = "Pallets" release, version = get_version("Flask") # General -------------...
from celery import Celery from celery import Task from flask import Flask from flask import render_template def create_app() -> Flask: app = Flask(__name__) app.config.from_mapping( CELERY={ "broker_url": "redis://localhost", "result_backend": "redis://localhost", "t...
import time from celery import shared_task from celery import Task @shared_task(ignore_result=False) def add(a: int, b: int) -> int: return a + b @shared_task() def block() -> None: time.sleep(5) @shared_task(bind=True, ignore_result=False) def process(self: Task, total: int) -> object: for i in range(t...
<!doctype html> <html> <head> <meta charset=UTF-8> <title>Celery Example</title> </head> <body> <h2>Celery Example</h2> Execute background tasks with Celery. Submits tasks and shows results using JavaScript. <hr> <h4>Add</h4> <p>Start a task to add two numbers, then poll for the result. <form id=add method=post ac...
from celery.result import AsyncResult from flask import Blueprint from flask import request from . import tasks bp = Blueprint("tasks", __name__, url_prefix="/tasks") @bp.get("/result/<id>") def result(id: str) -> dict[str, object]: result = AsyncResult(id) ready = result.ready() return { "ready"...
<!doctype html> <title>JavaScript Example</title> <link rel="stylesheet" href="https://unpkg.com/normalize.css@8.0.1/normalize.css"> <link rel="stylesheet" href="https://unpkg.com/sakura.css@1.3.1/css/sakura.css"> <style> ul { margin: 0; padding: 0; display: flex; list-style-type: none; } li > * { padding: 1em; } ...
{% extends 'base.html' %} {% block intro %} <a href="https://developer.mozilla.org/en-US/docs/Web/API/WindowOrWorkerGlobalScope/fetch"><code>fetch</code></a> is the <em>modern</em> plain JavaScript way to make requests. It's supported in all modern browsers. {% endblock %} {% block script %} <script> func...
{% extends 'base.html' %} {% block intro %} <a href="https://jquery.com/">jQuery</a> is a popular library that adds cross browser APIs for common tasks. However, it requires loading an extra library. {% endblock %} {% block script %} <script src="https://code.jquery.com/jquery-3.3.1.min.js"></script> <scrip...
{% extends 'base.html' %} {% block intro %} <a href="https://developer.mozilla.org/en-US/docs/Web/API/XMLHttpRequest"><code>XMLHttpRequest</code></a> is the original JavaScript way to make requests. It's natively supported by all browsers, but has been superseded by <a href="{{ url_for("index", js="fetch") }}"...
from flask import jsonify from flask import render_template from flask import request from . import app @app.route("/", defaults={"js": "fetch"}) @app.route("/<any(xhr, jquery, fetch):js>") def index(js): return render_template(f"{js}.html", js=js) @app.route("/add", methods=["POST"]) def add(): a = request....
import pytest from js_example import app @pytest.fixture(name="app") def fixture_app(): app.testing = True yield app app.testing = False @pytest.fixture def client(app): return app.test_client()
import pytest from flask import template_rendered @pytest.mark.parametrize( ("path", "template_name"), ( ("/", "fetch.html"), ("/plain", "xhr.html"), ("/fetch", "fetch.html"), ("/jquery", "jquery.html"), ), ) def test_index(app, client, path, template_name): def check(se...
import os from flask import Flask def create_app(test_config=None): """Create and configure an instance of the Flask application.""" app = Flask(__name__, instance_relative_config=True) app.config.from_mapping( # a default secret that should be overridden by instance config SECRET_KEY="dev...
import functools from flask import Blueprint from flask import flash from flask import g from flask import redirect from flask import render_template from flask import request from flask import session from flask import url_for from werkzeug.security import check_password_hash from werkzeug.security import generate_pa...
from flask import Blueprint from flask import flash from flask import g from flask import redirect from flask import render_template from flask import request from flask import url_for from werkzeug.exceptions import abort from .auth import login_required from .db import get_db bp = Blueprint("blog", __name__) @bp.r...
import sqlite3 from datetime import datetime import click from flask import current_app from flask import g def get_db(): """Connect to the application's configured database. The connection is unique for each request and will be reused if this is called again. """ if "db" not in g: g.db = ...
-- Initialize the database. -- Drop any existing data and create empty tables. DROP TABLE IF EXISTS user; DROP TABLE IF EXISTS post; CREATE TABLE user ( id INTEGER PRIMARY KEY AUTOINCREMENT, username TEXT UNIQUE NOT NULL, password TEXT NOT NULL ); CREATE TABLE post ( id INTEGER PRIMARY KEY AUTOINCREMENT, a...
html { font-family: sans-serif; background: #eee; padding: 1rem; } body { max-width: 960px; margin: 0 auto; background: white; } h1, h2, h3, h4, h5, h6 { font-family: serif; color: #377ba8; margin: 1rem 0; } a { color: #377ba8; } hr { border: none; border-top: 1px solid lightgray; } nav { ...
<!doctype html> <title>{% block title %}{% endblock %} - Flaskr</title> <link rel="stylesheet" href="{{ url_for('static', filename='style.css') }}"> <nav> <h1><a href="{{ url_for('index') }}">Flaskr</a></h1> <ul> {% if g.user %} <li><span>{{ g.user['username'] }}</span> <li><a href="{{ url_for('auth...
{% extends 'base.html' %} {% block header %} <h1>{% block title %}New Post{% endblock %}</h1> {% endblock %} {% block content %} <form method="post"> <label for="title">Title</label> <input name="title" id="title" value="{{ request.form['title'] }}" required> <label for="body">Body</label> <textar...
{% extends 'base.html' %} {% block header %} <h1>{% block title %}Posts{% endblock %}</h1> {% if g.user %} <a class="action" href="{{ url_for('blog.create') }}">New</a> {% endif %} {% endblock %} {% block content %} {% for post in posts %} <article class="post"> <header> <div> ...
{% extends 'base.html' %} {% block header %} <h1>{% block title %}Edit "{{ post['title'] }}"{% endblock %}</h1> {% endblock %} {% block content %} <form method="post"> <label for="title">Title</label> <input name="title" id="title" value="{{ request.form['title'] or post['title'] }}" required> <label ...
import os import tempfile import pytest from flaskr import create_app from flaskr.db import get_db from flaskr.db import init_db # read in SQL for populating test data with open(os.path.join(os.path.dirname(__file__), "data.sql"), "rb") as f: _data_sql = f.read().decode("utf8") @pytest.fixture def app(): ""...
INSERT INTO user (username, password) VALUES ('test', 'pbkdf2:sha256:50000$TCI4GzcX$0de171a4f4dac32e3364c7ddc7c14f3e2fa61f2d17574483f7ffbb431b4acb2f'), ('other', 'pbkdf2:sha256:50000$kJPKsz6N$d2d4784f1b030a9761f5ccaeeaca413f27f2ecb76d6168407af962ddce849f79'); INSERT INTO post (title, body, author_id, created) VALU...
import pytest from flask import g from flask import session from flaskr.db import get_db def test_register(client, app): # test that viewing the page renders without template errors assert client.get("/auth/register").status_code == 200 # test that successful registration redirects to the login page ...
import pytest from flaskr.db import get_db def test_index(client, auth): response = client.get("/") assert b"Log In" in response.data assert b"Register" in response.data auth.login() response = client.get("/") assert b"test title" in response.data assert b"by test on 2018-01-01" in respon...
import sqlite3 import pytest from flaskr.db import get_db def test_get_close_db(app): with app.app_context(): db = get_db() assert db is get_db() with pytest.raises(sqlite3.ProgrammingError) as e: db.execute("SELECT 1") assert "closed" in str(e.value) def test_init_db_command(r...
from flaskr import create_app def test_config(): """Test create_app without passing test config.""" assert not create_app().testing assert create_app({"TESTING": True}).testing def test_hello(client): response = client.get("/hello") assert response.data == b"Hello, World!"
from . import json as json from .app import Flask as Flask from .blueprints import Blueprint as Blueprint from .config import Config as Config from .ctx import after_this_request as after_this_request from .ctx import copy_current_request_context as copy_current_request_context from .ctx import has_app_context as has_a...
from __future__ import annotations import collections.abc as cabc import inspect import os import sys import typing as t import weakref from datetime import timedelta from functools import update_wrapper from inspect import iscoroutinefunction from itertools import chain from types import TracebackType from urllib.par...
ja-related methods of the app. Changing :attr:`jinja_options` after this will have no effect. Also adds Flask-related globals and filters to the environment. .. versionchanged:: 0.11 ``Environment.auto_reload`` set in accordance with ``TEMPLATES_AUTO_RELOAD`` configuration...
: """Logs an exception. This is called by :meth:`handle_exception` if debugging is disabled and right before the handler is called. The default implementation logs the exception as error on the :attr:`logger`. .. versionadded:: 0.8 """ self.logger.error( ...
name in self.teardown_request_funcs: for func in reversed(self.teardown_request_funcs[name]): with collect_errors: self.ensure_sync(func)(exc) with collect_errors: request_tearing_down.send(self, _async_wrapper=self.ensure_sync, exc=exc) ...
from __future__ import annotations import os import typing as t from datetime import timedelta from .cli import AppGroup from .globals import current_app from .helpers import send_from_directory from .sansio.blueprints import Blueprint as SansioBlueprint from .sansio.blueprints import BlueprintSetupState as Blueprint...
from __future__ import annotations import ast import collections.abc as cabc import importlib.metadata import inspect import os import platform import re import sys import traceback import typing as t from functools import update_wrapper from operator import itemgetter from types import ModuleType import click from c...
flaskenv` files to set environment variables. Will also change the working directory to the directory containing the first file found. :param set_debug_flag: Set the app's debug flag. .. versionchanged:: 3.1 ``-e path`` takes precedence over default ``.env`` and ``.flaskenv`` files. ...
.append((rule.host if host_matching else rule.subdomain) or "") row.append(rule.rule) rows.append(row) headers = ["Endpoint", "Methods"] sorts = ["endpoint", "methods"] if has_domain: headers.append("Host" if host_matching else "Subdomain") sorts.append("domain") head...
from __future__ import annotations import errno import json import os import types import typing as t from werkzeug.utils import import_string if t.TYPE_CHECKING: import typing_extensions as te from .sansio.app import App T = t.TypeVar("T") class ConfigAttribute(t.Generic[T]): """Makes an attribute fo...
from __future__ import annotations import contextvars import typing as t from functools import update_wrapper from types import TracebackType from werkzeug.exceptions import HTTPException from werkzeug.routing import MapAdapter from . import typing as ft from .globals import _cv_app from .helpers import _CollectErro...
from __future__ import annotations import typing as t from jinja2.loaders import BaseLoader from werkzeug.routing import RequestRedirect from .blueprints import Blueprint from .globals import _cv_app from .sansio.app import App if t.TYPE_CHECKING: from .sansio.scaffold import Scaffold from .wrappers import ...
from __future__ import annotations import typing as t from contextvars import ContextVar from werkzeug.local import LocalProxy if t.TYPE_CHECKING: # pragma: no cover from .app import Flask from .ctx import _AppCtxGlobals from .ctx import AppContext from .sessions import SessionMixin from .wrappe...
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