PYTHON

create requirements.txt python

pip list --format=freeze > requirements.txt

how to create a requirements.txt file in python

# Create a requirements.txt file with packages installed in your environment
pip freeze > requirements.txt

create requirements file in python

# To generate your requrements file do:
pip freeze > requirements.py

# To install the requrements do: 
pip install -r requirements.py

# If you want to make sure pip is using python3, you can do this:
python3 -m pip freeze > requirements.py
python3 -m pip install -r requirements.py

# Or:
pip3 freeze > requirements.py
pip3 install -r requirements.py

create requirements.txt

# install
pip3 install pipreqs

# Run in current directory
python3 -m  pipreqs.pipreqs .

create requirements file and load it in new envirnment.

$ conda list -e > req.txt
$ conda create -n <environment-name> --file req.txt