flask how to run app
$ export FLASK_APP=hello.py
$ python -m flask run
* Running on http://127.0.0.1:5000/flask how to run app
$ export FLASK_APP=hello.py
$ python -m flask run
* Running on http://127.0.0.1:5000/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()python basic flask app
# Imports necessary libraries
from flask import Flask
# Define the app
app = Flask(__name__)
# Get a welcoming message once you start the server.
@app.route('/')
def home():
return 'Home sweet home!'
# If the file is run directly,start the app.
if __name__ == '__main__':
app.run(Debug=True)
# To execute, run the file. Then go to 127.0.0.1:5000 in your browser and look at a welcoming message.flask example
from flask import Flask
app = Flask(__name__)
@app.route('/')
def hello_world():
return 'Hello, World!'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)Copyright © 2021 Codeinu
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