Udemy - Ultimate Flask Course Modules Python 3.7 Flask-1.0.2 Jinja2-2.10 MarkupSafe-1.1.0 Werkzeug-0.14.1 click-7.0 itsdangerous-1.1.0 Install and Run py -m venv env env\Script\activate pip install flask==1.0.2 [adicional] pip install itsdangeorus==1.1.0 flask run