uv in Python: Astral's Rust Package Manager for Data Science Workflows (2026)
uv is Astral's Rust-based Python package manager that replaces pip, pip-tools, pyenv, pipx, and Poetry with one tool that resolves and installs dependencies 10-100x faster. This 2026 guide covers uv.lock, PEP 723 scripts, workspaces, PyTorch/CUDA installs, and Jupyter integration.