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

Install flask

$ pip install Flask

Source: codementor.io

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

62 votes156 views3 answers
Python how to loop in a list
Python
-2 votes164 views2 answers
Remove space in print python
Python
2 votes145 views1 answer
Remove n string
Python
0 vote159 views2 answers
Bar Charts bokeh
Python
1 vote171 views1 answer
Django integer field example
Python
5 votes206 views1 answer
Date time module date diference
Python
0 vote154 views1 answer
Django active link
Python
10 votes166 views6 answers
How to add a value to a list in python
Python
3 votes184 views1 answer
Change figure size pandas
Python
4 votes150 views2 answers
Best python compilers
Python