Vulnerable Third Party Package in Python

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Prevention

Pip

Pip is Python’s official package installer, facilitating the installation, upgrade, and management of packages from the Python Package Index (PyPI). Developers can identify outdated packages using the following command:

pip list --outdated

This command outputs a list of installed packages that have newer versions available. To upgrade these packages, the following command is used:

pip install --upgrade package_name

Pinning versions in a requirements.txt file helps ensure that projects remain stable and compatible across different environments. Here is an example of what such a file might look like:

flask==1.1.2
requests>=2.24.0

Poetry

Poetry offers an integrated toolset for managing dependencies, environments, and packaging. It simplifies the management process with its own lock file and configuration. To check for outdated packages, use:

poetry show --outdated

Upgrading a package with Poetry involves a straightforward command:

poetry update package_name

Dependencies in Poetry are specified in the pyproject.toml file, which supports precise version pinning to avoid compatibility issues. Here is a basic example of a pyproject.toml dependency section:

[tool.poetry.dependencies]
python = "^3.8"
django = "^3.1"