flask login install
pip install flask-logincheck if user log in flask
from flask_login import current_user
@app.route(...)
def your_route():
return current_user.is_authenticatedcan't import flask login
pip3 install flask-loginflask login
<!doctype html>
<title>{% block title %}{% endblock %} - Flaskr</title>
<link rel="stylesheet" href="{{ url_for('static', filename='style.css') }}">
<nav>
<h1>Flaskr</h1>
<ul>
{% if g.user %}
<li><span>{{ g.user['username'] }}</span>
<li><a href="{{ url_for('auth.logout') }}">Log Out</a>
{% else %}
<li><a href="{{ url_for('auth.register') }}">Register</a>
<li><a href="{{ url_for('auth.login') }}">Log In</a>
{% endif %}
</ul>
</nav>
<section class="content">
<header>
{% block header %}{% endblock %}
</header>
{% for message in get_flashed_messages() %}
<div class="flash">{{ message }}</div>
{% endfor %}
{% block content %}{% endblock %}
</section>Copyright © 2021 Codeinu
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