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57from flask import Flask, render_template, request, redirect
from flask_sqlalchemy import SQLAlchemy
app=Flask(__name__)
app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///test.db'
db = SQLAlchemy(app)
class Todo(db.Model):
id = db.Column(db.Integer, primary_key=True)
content = db.Column(db.String(255), nullable=False)
def __repr__(self):
return '<Task %r>' % self.id
@app.route('/', methods=['GET', 'POST'])
def index():
if request.method == 'POST':
requestedTask = request.form['content']
newTask = Todo(content=requestedTask)
try:
db.session.add(newTask)
db.session.commit()
return redirect('/')
except:
return"Error adding task to Database"
else:
tasks = Todo.query.order_by(Todo.id).all()
return render_template('index.html', tasks=tasks)
@app.route('/update/<int:id>', methods=['GET','POST'])
def update(id):
task = Todo.query.get_or_404(id)
if request.method == 'POST':
task.content = request.form['content']
try:
db.session.commit()
return redirect('/')
except:
return"Error updating your task"
else:
return render_template('update.html', task=task)
@app.route('/delete/<int:id>')
def delete(id):
taskToDelete = Todo.query.get_or_404(id)
try:
db.session.delete(taskToDelete)
db.session.commit()
return redirect('/')
except:
return"Error deleting your task"
if __name__ == '__main__':
app.run(debug=True)