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

0 vote154 views1 answer
Pandas sort values reset index
Python
0 vote106 views1 answer
ModuleNotFoundError: No module named 'App_Order'
Python
0 vote123 views10 answers
Python to c++ transpiler
Python
0 vote99 views1 answer
Python copy virtual env modules
Python
0 vote131 views1 answer
Back button django template
Python Django
0 vote104 views2 answers
Reverse column order pandas
Python
0 vote108 views3 answers
Django prevent duplicate entries
Python
0 vote142 views4 answers
Write in multiple files python
Python
0 vote127 views1 answer
Vvm 2020 exam date
Python
32 votes293 views3 answers
Convert list into integer python
Python