Flask app example

# 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()

Source: flask.palletsprojects.com

Flask how to run app

$ export FLASK_APP=hello.py
$ python -m flask run
 * Running on http://127.0.0.1:5000/

Source: flask.palletsprojects.com

Flask example

from flask import Flask
app = Flask(__name__)

@app.route('/')
def hello_world():
    return 'Hello, World!'

Source: flask.palletsprojects.com

Basic flask app python

#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)

Python flask sample application

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)

Similar codes

1 vote203 views1 answer
How to find the mode using pandas groupby
Python
0 vote207 views1 answer
Récupérer texte d'une image python
Python
0 vote234 views1 answer
Python replace negative infinity
Python
5 votes193 views4 answers
Get user django
Python
0 vote233 views1 answer
How to get the duration of audio python
Python
2 votes190 views2 answers
Src/_portaudiomodule.c:29:10: fatal error: 'portaudio.h' file not found
Python
0 vote194 views2 answers
Python aes encryption
Python
0 vote149 views1 answer
Sound in python
Python
0 vote210 views1 answer
Is complex datatype immutable in python
Python
0 vote202 views2 answers
Value is not a valid dict (type=type_error.dict) response_model fastapi
Python