.gitignore

@@ -2,7 +2,6 @@ __pycache__/
 .mypy_cache/
 
 venv/
-instance/
 
 .vscode/
 .idea/

Makefile

@@ -1,8 +1,8 @@
 dev:
-	FLASK_DEBUG="true" python3 -m flask run
+	FLASK_DEBUG="true" flask run
 
 prod:
-	python3 -m gunicorn -w 4 "app:create_app()"
+	flask run
 
 format:
 	python3 -m autopep8 -r --in-place flaskapp/

app.py

@@ -1 +1 @@
-from flaskapp.app import create_app
+from flaskapp.app import app

flaskapp/__init__.py

@@ -0,0 +1,3 @@
+"""Init file for the module"""
+
+from .app import app

flaskapp/app.py

@@ -1,39 +1,20 @@
-"""Flask web application main script"""
+"""Flask web application
+main script"""
 
-import os
-import secrets
+from pathlib import Path
 
 from flask import Flask
 
-from . import routes
-from . import errors
 
+root = Path('..')
+static = str(root / 'static')
+tmpl = str(root / 'templates')
 
-def create_app() -> Flask:
-    """Flask app factory function"""
+app = Flask(
+    '${REPO_NAME_SNAKE}',
+    static_folder=static,
+    template_folder=tmpl,
+)
 
-    # Create an app object
-    app = Flask(
-        __name__,
-        static_folder='../static',
-        template_folder='../templates',
-        instance_relative_config=True,
-    )
-    # Get the token from environment
-    # or generate it using secrets
-    app.config['SECRET_KEY'] = os.getenv(
-        'SECRET_KEY',
-        secrets.token_hex(32),
-    )
-
-    # Create instance/ directory
-    try:
-        os.makedirs(app.instance_path)
-    except OSError:
-        pass
-
-    # Add routes
-    routes.add_routes(app)
-    errors.add_routes(app)
-
-    return app
+if __name__ == '__main__':
+    app.run()

flaskapp/errors.py

@@ -1,48 +0,0 @@
-"""Flask app error handlers"""
-
-from pathlib import Path
-
-from flask import Flask
-from flask import render_template
-
-# Add other HTTP error codes here
-CODES = [404, 500]
-
-
-def add_routes(app: Flask) -> None:
-    """Add all error handlers
-
-    Args:
-        app (Flask): Flask application
-    """
-
-    tmpl_dir = app.template_folder
-    if tmpl_dir is None:
-        return
-
-    tmpl = Path(__file__).parent / tmpl_dir
-
-    for code in CODES:
-        add_handler(app, tmpl, code)
-
-
-def add_handler(
-        app: Flask,
-        tmpl: Path,
-        code: int) -> None:
-    """Add Flask app error handler.
-    Only for internal use
-
-    Args:
-        app (Flask): Flask application
-        file (str): Template filename
-        code (int): Error code
-    """
-
-    file = f'{code}.html'
-
-    if (tmpl / file).exists():
-
-        @app.errorhandler(code)
-        def handler(_e):
-            return render_template(file), code

flaskapp/routes.py

@@ -1,16 +0,0 @@
-"""Main Flask app routes"""
-
-from flask import Flask
-from flask import render_template
-
-
-def add_routes(app: Flask) -> None:
-    """Add main routes
-
-    Args:
-        app (Flask): Flask application
-    """
-
-    @app.route('/')
-    def index():
-        return render_template('index.html')

requirements.txt

@@ -1,2 +1 @@
 flask==2.2.2
-gunicorn==20.1.0

static/css/style.css

@@ -1,31 +0,0 @@
-body {
-    height: 100vh;
-    padding: 0;
-    margin: 0;
-    font-family: sans-serif;
-
-    display: flex;
-    flex-direction: column;
-    justify-content: space-between;
-    align-items: center;
-
-    background: #fff;
-    color: #000;
-}
-
-@media (prefers-color-scheme: dark) {
-    body {
-        background: #202023;
-        color: #eee;
-    }
-}
-
-header { margin-top: 5px; }
-footer { margin-bottom: 5px; }
-
-a {
-    color: #5b8a55;
-}
-a:hover {
-    filter: brightness(120%);
-}

static/js/script.js

@@ -1,4 +0,0 @@
-addEventListener('load', () => {
-    document.getElementById('js')
-        .innerText = new Date().toLocaleString()
-})

templates/404.html

@@ -1,11 +0,0 @@
-{% extends "base.html" %}
-
-{% block title %}404{% endblock %}
-
-{% block content %}
-    <h1>404: Not Found</h1>
-    <p>
-        Go to the
-        <a href="/">main page</a>
-    </p>
-{% endblock %}

templates/500.html

@@ -1,15 +0,0 @@
-{% extends "base.html" %}
-
-{% block title %}500{% endblock %}
-
-{% block content %}
-    <h1>500: ISE</h1>
-    <p>
-        An error occured while
-        processing your request.
-    </p>
-    <p>
-        Please, try again later
-        or contact web site admin.
-    </p>
-{% endblock %}

templates/base.html

@@ -1,18 +0,0 @@
-<!DOCTYPE html>
-<html lang="en">
-<head>
-    <meta charset="UTF-8">
-    <meta name="viewport" content="width=device-width, initial-scale=1.0">
-    <meta name="description" content="${REPO_DESCRIPTION}">
-    <title>{% block title %}{% endblock %} | ${REPO_NAME}</title>
-    <link rel="stylesheet" href="/static/css/style.css">
-    <script src="/static/js/script.js"></script>
-</head>
-<body>
-    <header>${REPO_NAME}</header>
-    <article>
-        {% block content %}{% endblock %}
-    </article>
-    <footer id="js"></footer>
-</body>
-</html>

templates/index.html

@@ -1,12 +0,0 @@
-{% extends "base.html" %}
-
-{% block title %}Main page{% endblock %}
-
-{% block content %}
-    <h1>
-        This is the default main page of
-        <a href="https://git.dc09.ru/DarkCat09/tmpl-flask">
-            Flask app template
-        </a>
-    </h1>
-{% endblock %}