instal requirements.txt code example
Example 1: install requirements.txt
pip install -r requirements.txt
Example 2: pip install from requirements.txt
$ pip install -r requirements.txt
Example 3: pip3 install requirements.txt
pip3 install -r requirements.txt
Example 4: pip install requirements.txt
pip3 install -r requirements.txt
Example 5: install requirements.txt in pip command
note: yor should be on the same dir as requirements.txt file
pip install -r requirements.txt