Answers for "how to install a requirements.txtr"

install requirements.txt in pip command

note: yor should be on the same dir as requirements.txt file 

pip install -r requirements.txt

python requirements.txt

# to generate the requirements.txt file:
pip install pipreqs	# Install via teminal.
pipreqs path/to/project	# Generate requirements.txt file
# There is now a requirements.txt file in the project folder.
# to install a requirements.txt file:
pip install -r requirements.txt
# please leave a like ;)