mirror of
https://github.com/rmontanana/microblog.git
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Chapter 5
This commit is contained in:
@@ -2,6 +2,7 @@ from flask import Flask
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from config import Config
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from flask_sqlalchemy import SQLAlchemy
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from flask_migrate import Migrate
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from flask_login import LoginManager
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app = Flask(__name__)
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app.config.from_object(Config)
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@@ -11,5 +12,8 @@ app.jinja_env.auto_reload = True
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app.config["TEMPLATES_AUTO_RELOAD"] = True
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db = SQLAlchemy(app)
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migrate = Migrate(app, db)
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login = LoginManager(app)
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# sets de default login view
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login.login_view = "login"
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from app import routes, models
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23
app/forms.py
23
app/forms.py
@@ -1,6 +1,7 @@
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from flask_wtf import FlaskForm
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from wtforms import StringField, PasswordField, BooleanField, SubmitField
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from wtforms.validators import DataRequired
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from wtforms.validators import DataRequired, EqualTo, Email, ValidationError
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from app.models import User
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class LoginForm(FlaskForm):
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@@ -8,3 +9,23 @@ class LoginForm(FlaskForm):
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password = PasswordField("Password", validators=[DataRequired()])
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remember_me = BooleanField("Remember Me")
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submit = SubmitField("Sign In")
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class RegistrationForm(FlaskForm):
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username = StringField("Username", validators=[DataRequired()])
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email = StringField("Email", validators=[DataRequired(), Email()])
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password = PasswordField("Password", validators=[DataRequired()])
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password2 = PasswordField(
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"Repeat Password", validators=[DataRequired(), EqualTo("password")]
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)
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submit = SubmitField("Register")
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def validate_username(self, username):
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user = User.query.filter_by(username=username.data).first()
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if user is not None:
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raise ValidationError("Please use a different username.")
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def validate_email(self, email):
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user = User.query.filter_by(email=email.data).first()
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if user is not None:
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raise ValidationError("Please use a different email address.")
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@@ -1,8 +1,15 @@
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from datetime import datetime
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from app import db
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from werkzeug.security import generate_password_hash, check_password_hash
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from flask_login import UserMixin
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from app import db, login
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class User(db.Model):
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@login.user_loader
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def load_user(id):
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return User.query.get(int(id))
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class User(UserMixin, db.Model):
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id = db.Column(db.Integer, primary_key=True)
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username = db.Column(db.String(64), index=True, unique=True)
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email = db.Column(db.String(120), index=True, unique=True)
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@@ -12,6 +19,12 @@ class User(db.Model):
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def __repr__(self):
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return "<User {}>".format(self.username)
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def set_password(self, password):
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self.password_hash = generate_password_hash(password)
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def check_password(self, password):
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return check_password_hash(self.password_hash, password)
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class Post(db.Model):
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id = db.Column(db.Integer, primary_key=True)
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@@ -1,27 +1,56 @@
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from flask import render_template, flash, redirect, url_for
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from app import app
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from app.forms import LoginForm
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from flask import render_template, flash, redirect, url_for, request
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from flask_login import current_user, login_user, logout_user, login_required
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from werkzeug.urls import url_parse
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from app import app, db
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from app.forms import LoginForm, RegistrationForm
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from app.models import User
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@app.route("/")
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@app.route("/index")
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@login_required
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def index():
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user = {"username": "Miguel"}
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posts = [
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{"author": {"username": "John"}, "body": "Beautiful day in Portland!"},
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{"author": {"username": "Susan"}, "body": "The Avengers movie was so cool!"},
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]
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return render_template("index.html", title="Home", user=user, posts=posts)
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return render_template("index.html", title="Home", posts=posts)
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@app.route("/login", methods=["GET", "POST"])
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def login():
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if current_user.is_authenticated:
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return redirect(url_for("index"))
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form = LoginForm()
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if form.validate_on_submit():
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flash(
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"Login requested for user {}, remember_me={}".format(
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form.username.data, form.remember_me.data
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)
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)
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return redirect(url_for("index"))
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user = User.query.filter_by(username=form.username.data).first()
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if user is None or not user.check_password(form.password.data):
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flash("Invalid username or password")
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return redirect(url_for("login"))
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login_user(user, remember=form.remember_me.data)
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next_page = request.args.get("next")
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if not next_page or url_parse(next_page).netloc != "":
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next_page = url_for("index")
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return redirect(next_page)
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return render_template("login.html", title="Sign In", form=form)
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@app.route("/logout")
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def logout():
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logout_user()
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return redirect(url_for("index"))
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@app.route("/register", methods=["GET", "POST"])
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def register():
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if current_user.is_authenticated:
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return redirect(url_for("index"))
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form = RegistrationForm()
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if form.validate_on_submit():
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user = User(username=form.username.data, email=form.email.data)
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user.set_password(form.password.data)
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db.session.add(user)
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db.session.commit()
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flash("Congratulations, you are now a registered user!")
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return redirect(url_for("login"))
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return render_template("register.html", title="Register", form=form)
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@@ -10,7 +10,11 @@
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<div>
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Microblog:
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<a href="{{ url_for('index') }}">Home</a>
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<a href="{{ url_for('login') }}">Login</a>
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{% if current_user.is_anonymous %}
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<a href="{{ url_for('login') }}">Login</a>
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{% else %}
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<a href="{{ url_for('logout') }}">Logout</a>
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{% endif %}
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</div>
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<hr />
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{% with messages = get_flashed_messages() %}
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@@ -1,8 +1,12 @@
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{% extends "base.html" %}
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{% extends 'base.html' %}
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{% block content %}
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<h1>Hi, {{ user.username }}!</h1>
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{% for post in posts %}
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<div><p>{{ post.author.username }} says: <b>{{ post.body }}</b></p></div>
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{% endfor %}
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{% endblock %}
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<h1>Hi, {{ current_user.username }}!</h1>
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{% for post in posts %}
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<div>
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<p>
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{{ post.author.username }} says: <b>{{ post.body }}</b>
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</p>
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</div>
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{% endfor %}
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{% endblock %}
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@@ -21,4 +21,7 @@
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<p>{{ form.remember_me() }} {{ form.remember_me.label }}</p>
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<p>{{ form.submit() }}</p>
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</form>
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<p>
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New User? <a href="{{ url_for('register') }}">Click to Register!</a>
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</p>
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{% endblock %}
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37
app/templates/register.html
Normal file
37
app/templates/register.html
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@@ -0,0 +1,37 @@
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{% extends 'base.html' %}
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{% block content %}
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<h1>Register</h1>
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<form action="" method="post">
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{{ form.hidden_tag() }}
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<p>
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{{ form.username.label }}<br />
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{{ form.username(size = 32) }}<br />
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{% for error in form.username.errors %}
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<span style="color: red;">[{{ error }}]</span>
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{% endfor %}
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</p>
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<p>
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{{ form.email.label }}<br />
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{{ form.email(size = 64) }}<br />
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{% for error in form.email.errors %}
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<span style="color: red;">[{{ error }}]</span>
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{% endfor %}
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</p>
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<p>
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{{ form.password.label }}<br />
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{{ form.password(size = 32) }}<br />
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{% for error in form.password.errors %}
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<span style="color: red;">[{{ error }}]</span>
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{% endfor %}
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</p>
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<p>
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{{ form.password2.label }}<br />
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{{ form.password2(size = 32) }}<br />
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{% for error in form.password2.errors %}
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<span style="color: red;">[{{ error }}]</span>
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{% endfor %}
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</p>
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<p>{{ form.submit() }}</p>
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</form>
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{% endblock %}
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