Create and use requirements.txt file to install flask modules used in that project
How to create a requirements.txt file?
Open Terminal and type the following command.
you will get something like this
async-generator==1.10 attrs==22.2.0 beautifulsoup4==4.11.2 blis==0.7.9 catalogue==2.0.8 certifi==2022.12.7
Now use the following command.
pip freeze > requirements.txt
This command creates a text file named requirements.txt with system-installed flask module names.
So always use Python virtual environment to install modules and run the Python application.
How to install flask modules with requirements.txt
First, create “requirements.txt” file in your Flask application folder.
Add required module names one by one like this
Flask bcrypt email-validator Flask-WTF
Now run the following command to install the modules.
pip install -r requirements.txt