pip install pipreqs
Usage: pipreqs [options] <path> Options: --use-local Use ONLY local package info instead of querying PyPI --pypi-server <url> Use custom PyPi server --proxy <url> Use Proxy, parameter will be passed to requests library. You can also just set the environments parameter in your terminal: $ export HTTP_PROXY="http://10.10.1.10:3128" $ export HTTPS_PROXY="https://10.10.1.10:1080" --debug Print debug information --ignore <dirs>... Ignore extra directories --encoding <charset> Use encoding parameter for file open --savepath <file> Save the list of requirements in the given file --print Output the list of requirements in the standard output --force Overwrite existing requirements.txt --diff <file> Compare modules in requirements.txt to project imports. --clean <file> Clean up requirements.txt by removing modules that are not imported in project.
$ pipreqs /home/project/location Successfully saved requirements file in /home/project/location/requirements.txt
Contents of requirements.txt
wheel==0.23.0 Yarg==0.1.9 docopt==0.6.2
pip freeze
only saves the packages that are installed withpip install
in your environment.- pip freeze saves all packages in the environment including those that you don't use in your current project. (if you don't have virtualenv)
- and sometimes you just need to create requirements.txt for a new project without installing modules.