Flask setup

Flask install

# install flask (basic, if path is not set yet)
py -m pip install flask
# or set PATH to use pip:
setx PATH "%PATH%;C:\<path\to\python\directory\>\Scripts"
pip install flask
# if "connection error: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed" [!]:
py -m pip install --trusted-host pypi.python.org pip flask
# if PermissionError: [WinError 5] Access is denied
py -m pip install --user flask
# or via creating a virtual environment venv:
py -m venv c:\path\to\new\environment
# then execute:
c:\path\to\new\environment\Scripts\activate.bat

Install flask

pip install -U Flask

Source: pypi.org

Install flask

pip install flask

Source: stackoverflow.com

Install flask

$ pip install Flask

Source: codementor.io

Install Flask

pip install flask
Or If The Problem is "pip" not Found Use : 
py -m pip install flask

Flask setup

from flask import Flask
app = Flask(__name__)

@app.route("/")
def hello():
  return "Hello World!"

if __name__ == "__main__":
  app.run()

Source: twilio.com

Similar codes

0 vote339 views10 answers
Sqlite3 with flask web application CRUD pdf
Python Flask
2 votes400 views3 answers
Run flask in debug mode
Python Flask
0 vote355 views1 answer
How to import flask restful using pip
Python Flask
0 vote376 views1 answer
Flask sqlalchemy case insensitive like
Python Flask
2 votes383 views1 answer
How to redirect in flask to the same page
Python Flask
1 vote384 views1 answer
Flask clear session
Python Flask
0 vote368 views1 answer
Flask new response style with `make_response`
Python Flask
1 vote362 views4 answers
Flask activ environment
Python Flask
0 vote352 views1 answer
Flask echo server
Python Flask
-1 vote348 views1 answer
Fro flask import Flask, request, render_template, url_for, redirect, session
Python Flask