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

0 vote191 views1 answer
Pandas set index integer not float
Python
21 votes178 views2 answers
How do a plot on matplotlib python
Python
0 vote175 views1 answer
Open skype ifram through link html
Python
0 vote176 views1 answer
Matplotlib librosa show spectrogram
Python
0 vote200 views1 answer
Quicksort in Python site:stackoverflow.com
Python
0 vote196 views1 answer
Merge subplot matplotlib
Python
2 votes179 views1 answer
Python typing as int or float
Python
10 votes237 views1 answer
Https://docs.djangoproject.com/en/2.0/howto/static-files/
Python Django
0 vote169 views2 answers
Convert pandas dataframe to spark dataframe
Python
0 vote230 views1 answer
Ordered dict
Python