Source code for django_elasticsearch_dsl_drf.pip_helpers

Pip helpers module.
import subprocess
import sys

__title__ = 'django_elasticsearch_dsl_drf.tests.pip_helpers'
__author__ = 'Artur Barseghyan <>'
__copyright__ = '2017-2020 Artur Barseghyan'
__license__ = 'GPL 2.0/LGPL 2.1'
__all__ = (

[docs]def get_installed_packages(with_versions=False): """Get installed packages. :param with_versions: If set to True, returned with versions. :type with_versions: bool :return: :rtype: list """ reqs = subprocess.check_output([sys.executable, '-m', 'pip', 'freeze']) if with_versions: return set([tuple(r.decode().split('==')) for r in reqs.split()]) else: return set([r.decode().split('==')[0] for r in reqs.split()])
[docs]def check_if_installed(package, installed_packages=None): """Check if package is installed. :param package: :param installed_packages: :type package: str :type installed_packages: iterable :return: :rtype: bool """ if installed_packages is None: installed_packages = get_installed_packages(with_versions=False) return package in installed_packages