Frasco cómo ejecutar la aplicación
$ export FLASK_APP=hello.py
$ python -m flask run
* Running on http://127.0.0.1:5000/
Puzzled Pelican
$ export FLASK_APP=hello.py
$ python -m flask run
* Running on http://127.0.0.1:5000/
# Extremely simple flask application, will display 'Hello World!' on the screen when you run it
# Access it by running it, then going to whatever port its running on (It'll say which port it's running on).
from flask import Flask
app = Flask(__name__)
@app.route('/')
def hello_world():
return 'Hello, World!'
if __name__ == '__main__':
app.run()from flask import Flask
app = Flask(__name__)
@app.route('/')
def hello_world():
return 'Hello World’
if __name__ == '__main__':
app.run()class PostForm(FlaskForm):
title = StringField('Title', validators=[DataRequired()])
content = TextAreaField('Content', validators=[DataRequired()])
validators=[DataRequired(), Length(min=2, max=50)])
submit = SubmitField('Post') #Import Flask, if not then install and import.
import os
try:
from flask import *
except:
os.system("pip3 install flask")
from flask import *
app = Flask(__name__)
@app.route("/")
def index():
return "<h1>Hello World</h1>"
if __name__ == "__main__":
app.run(host="0.0.0.0", port=8080, debug=False)Dddfff