Create virtual environment flask

Code examples

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python create virtualenv

pip install virtualenv # install first
cd projectfolder # go to project folder
python -m venv ./venv # Create a virtual environment named venv
Activate.ps1 # (powershell) start the file  to start the environment
activate.bat # (cmd) start the file  to start the environment
# if it worked you'll see a (venv) in front of your cursor path
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create virtual environment django

virtualenv env
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install flask in venv

$ pip install Flask
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how to create a virtual enviorment with flask

$ flask run
  * Running on http://127.0.0.1:5000/ (Press CTRL+C to quit)
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import flask

from flask import Flask
app = Flask(__name__)

@app.route('/')
def hello_world():
    return 'Hello, World!'

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