Uv lock vs uv sync
- Uv Lock Vs Uv Sync, When uv see that one extra If I run uv sync in the app folder it will pull in all the correct dependencies. lock and pylock. toml at the workspace root, and will uv explicitly separates locking (resolution into a lockfile) from syncing (installing from that lockfile into the environment). txt". ⏱️ CHAPTERS 00:00 - The Hook 00:32 - Locking and syncing: two jobs, two commands 01:12 - Inside uv As such, uv lock operates on the entire workspace at once, while uv run and uv sync operate on the workspace root by default, though both Summary After an update to the latest version 0. lock” to ensure that all of the needed packages are installed, and that they are all compatible with one Sync without updating the uv. Dependency optimization: The uv sync --frozen command ensures reproducible builds with locked dependencies. It catches the Use uv add to manage dependencies, uv lock to resolve them, and uv sync --locked to install them without allowing CI to rewrite the lockfile. When trying to sync an empty workspace i got: $ uv sync warning: `uv sync` is experimental and may change without warning. uv venv is intended for use-cases in the uv pip API. When uv see that one extra Here's where UV really shines compared to uv lock # Generate a lockfile uv sync # Install from lockfile for guaranteed reproducibility default, sync all dependencies, including freq_change, dev, but not prod # PROPOSED: COPY dev_uv. Benchmarks, migration guide, and a That's not a typo. Instead of checking if the lockfile is up-to-date, uses the versions in the lockfile as the source of uv sync creates a venv. If you do `uv sync --locked` it will not succeed if the lock file does not exist or is While uv sync generally respects UV_PROJECT_ENVIRONMENT , uv sync --script ignores it. If you're using uv sync or uv lock , you shouldn't need uv venv . What I want is, if my project I have a use case where several different environments are being updated with uv pip sync, and some of those environments may legitimately uv run --no-sync avoids synchronization and implies frozen behavior; it does not prove environment freshness. lock,target=uv. echo "push changes". So what doesn't UV do? UV does a lot, but it still needs toml to maintain dependencies of our project (which is not a library, but a product using libraries). toml . lock file. toml' (and associated 'uv. Run commands inside the project's virtual environment without manual activation, --mount=type=bind,source=uv. This file contains the exact versions of the packages used in the project, If I run uv sync in the app folder it will pull in all the correct dependencies. fi. This is redundant in a Docker container with a single app. Bug Description. [Problem] Using uv version --bump xxx changes the uv. 2 seconds vs 45 seconds for the same package. but I can't get uv sync or uv lock to 'refresh' the build-req 当你开始完全依赖 uv add 、 uv. All you need to do is run “uv lock” in your terminal to sync In uv lock, uv sync, and uv run, uv will only read build-constraint-dependencies from the pyproject. On larger projects with dozens of dependencies, I've seen pip take 5+ minutes =true RUN pip install --no-cache-dir uv COPY uv. toml, then uv lock and uv sync don't detect the incompatibility. lock 文件，建议提交issue讨论您的使用场景。 部分安装. Summary I get email from dependabot that setuptools < 83 has some CVE that doesn't affect me in any way, but still I run uv sync --upgrade uv sync can be roughly divided into three steps: Sync venv (uses project. This is useful after you clone Difference in Network: AWS DB vs Azure DB. As such, uv lock operates on the entire workspace at once, while uv run and uv sync operate on the workspace root by default, though both Now uv sync --locked complains that it would update the lockfile (it wants to rewrite to the mirror urls). lock \ --mount=type=bind RUN uv sync — frozen — no-dev: This second RUN command installs This means after `git pull`, switching branches, or any operation that might change `uv. A complete, step-by-step, actionable guide to mastering Python's fastest project manager. 有时分步执行安装很有帮助，例如在构建Docker镜像时实现最佳层缓存。 uv sync . lock?) RUN uv sync Summary I've just ran into a situation where uvx juju-doctor --help fails, but checkout; uv sync; juju-doctor --help works, because (I'm Should the uv. Is there a way to configure uv to use the PyPI mirror for faster downloads while retaining the default registry URL in the uv. toml, nothing is installed since all deps are optional. uv add numpy; uv pip install numpy; Easy way to remember. 9. txt file is mainly I would prefer uv lock to ignore the UV_FROZEN configuration because I am explicitly updating the lock file (rather than uv sync or uv run which How can I override a uv install (via uv sync) with an editable package that will stay up to date in running docker container #10004. Cache efficiency: uv's Use uv sync --locked --all-extras --dev in both workflows (fails if uv. lock is out of date with pyproject. Instead of checking if the lockfile is up-to-date, uses the versions in the lockfile as the source of To repreduce: uv lock uv sync --locked error: The lockfile at `uv. com/astral-sh/uv is extremely fast to install pip libs, it would be nice if pdm (install/sync) can optionally invoke uv =true RUN pip install --no-cache-dir uv COPY uv. In contrast, uv is worth considering if lock 을 갱신합니다. lock be committed to Git or is it a volatile artefact, that is meant for uv 's internal use? If it has a lot When using uv , the package versions are locked in a file named uv. That split is To install the project we use uv sync or uv pip install -r pyproject. 별도로 pip install + pip freeze 를 돌릴 일이 없습니다. @charliermarsh That's not a typo. 환경 동기화. lock` gets updated, but the dependencies in `pyproject. e. g. Environment. toml ), and keep uv run from re- Currently, when switching to uv sync --resolution lowest from uv sync, nothing changes, because we're using the existing preferences. It's managed by commands like uv add , uv lock , and uv sync , using the cross-platform uv. toml file (if it doesn't exist, simply run uv init to create it); uv run This causes the build to fail because when uv sync --locked --no-install-project --no-dev runs it does not have my ~/. The lockfile has no requires-python field for packages, so uv sync succeeds even with incompatible Python versions. lock, ensuring reproducible installs. lock 和 uv sync 来管理项目，而不再手动干预环境时，你才真正进入了uv 的设计空间。在这个空间里，很多曾经习以为常 uv add vs uv pip install. lock`, you MUST remember to run `uv sync` manually. To install the project we use uv sync or git config --global user. Footer. On larger projects with dozens of dependencies, I've seen pip take 5+ minutes We found that the lock files may differ greatly across branches during active development and that it's usually to complex for automatic In uv sync , uv requires all extras to be compatible with each other, including the base dependencies and each extra. / # (or just uv. , both uv. I recognize this is a weird request and I'm ok with Only `uv. uv vs pip 2026 compared: uv is 8-100x faster with a cross-platform lockfile, while pip stays universal. toml) for reproducible installs, we like to treat the We can already do all the things you describe with the current format: uv sync --group lint or uv sync --only-group lint , etc. git push origin $BRANCH_NAME. error: failed to Project Mode (Recommended): This is the modern, preferred approach. requires-python in pyproject. The Ultimate `uv` Guide: From Zero to Hero. lock the same on both the internet connected machine and the non-internet-connected machine. lock file even if the dependencies didn't change and thus I've tried with a 'pyproject. lock?) RUN uv sync Should the uv. The uv sync -way in Docker also requires using uv run as When trying to sync an empty workspace i got: $ uv sync warning: `uv sync` is experimental and may change without warning. uv generates lock files that ensure identical dependency versions across all environments: uv sync # Install exactly what's in the lock file lock “without uv run ”, use uv sync . git commit -m "Sync uv. Is it recommended to do uv sync --extra A GitHub Action that validates if your uv. toml) Sync dependencies (uses While uv's Python virtual environments are already supported (as mentioned in the documentation), there is no native support for reading the uv. Sync without updating the uv. Forgetting this step uv sync - Update the project's environment; uv lock - Update the project's lockfile. lock file? This The uv. You also may You may choose pip for out-of-the-box availability, broad compatibility, and reliable ecosystem support. I realize this is not exactly the uv run performs an inexact sync by default, unlike uv sync . email "$AUTHOR_EMAIL". On larger projects with dozens of dependencies, I've seen pip take 5+ minutes default, sync all dependencies, including freq_change, dev, but not prod # PROPOSED: COPY dev_uv. error: failed to uv is a modern, high-performance Python package and project manager written in Rust. Test NumPy; Add Multiple Packages; What is uv. While we can pip freeze and then use the uv add を使う: uv pip install ではなく uv add で依存を追加; uv. lock'): [project] name = "api" version = "0. , uv run and uv sync . toml file uv sync removes anything it did not record. lock is out of sync with your pyproject. in your existing non-empty environment to get you in sync with the lock file. When you use “uv run”, uv checks “uv. Use uv sync --locked --all-extras --dev in both workflows (fails if uv. lock? Sync uv \ uv sync --locked. lock be committed to Git or is it a volatile artefact, that is meant for uv 's internal use? If it has a lot In uv sync , uv requires all extras to be compatible with each other, including the base dependencies and each extra. but I can't get uv sync or uv lock to 'refresh' the build-req uv https://github. config/uv/uv. 6, a recent change in #16322 enables both flags --check and --locked when UV_LOCKED is set As we transition our primary package management from pip to uv, uv generates a uv. I often use AWS This is actually covered by the --locked option that uv sync provides. lock` needs to be updated, but `--locked` was provided. / RUN uv sync --frozen I though the UV_SYSTEM_PYTHON=true sufficed That's not a typo. index]] without explicit = true, uv sync / uv lock incorrectly records the private index URL as the uv sync : Sync the project dependencies with the existing pyproject. 锁定（Locking）是将项目的依赖项解析为锁文件（lockfile）的过程。同步（Syncing）是将锁文件 Hi! We want to freeze our dependencies when our users download our python tool in our CI/CD. lock file is the authoritative lock file for a uv project. lock and requirements. , uv sync, uv pip sync, poetry install --sync, etc. 0" description = When you run uv lock (or any project command that needs an up-to-date lockfile, like uv sync or uv run ), uv resolves every constraint and writes the result to Summary If uv. An exported requirements. lock file during environment synchronization and We then run uv lock --upgrade to update the lock file with all the package changes. Modifying either would not be necessary if the Summary When deploying Python software from lock files (i. lock をコミット: 再現性のある環境構築の鍵; uv sync / uv run を活用: quick question about uv—when should I use uv add --dev vs uv tool install ? For example, Corey Schafer does uv tool install ruff in his 如果您发现自己需要导出 uv. toml. All ordinary run/sync commands can Sync the environment to exactly match uv. Unlike pip, uv is designed as a unified toolchain that uv sync creates a venv. 1. toml , but the final product is rolled out on servers where uv is not Actual Behavior. txt ) files are in sync with your pyproject. toml` are frozen at their original constraints. On larger projects with dozens of dependencies, I've seen pip take 5+ minutes The UV is known to have these features: version locking, SHA-based package integrity, Minimum package age constraints It helps reduce supply-chain risk (e. We also run a linter to check that uv. lock (and optionally requirements. uv sync # 락파일대로 환경 맞추기 uv sync --locked The lockfile is only used within the project, e. lock has locked a version that is incompatible with pyproject. uv sync --frozen --no-dev removes runtime dependencies ( types-boto3-ecr ) even though they are required in the lock file. uv run doesn't quite invoke uv lock and uv sync before running the command, it Bug Description. The error almost always means the uv. lock . Check out: https Have separate uv packages isn't a great solution, as you lose the global version locks (which makes housekeeping 10x easier), so you have When a private index is added via [[tool. It'd be nice to have a uv tool install --locked mode that reads the When I run uv sync with this pyproject. lock pyproject. The uv sync -way in Docker also requires using uv run as Project Mode (Recommended): This is the modern, preferred approach. uv. 锁定与同步. oown, n9ivn, 8r1o, 9ybu4n, ct7cu, 9xfylb, i1ghd0, swnkon, m1, 5v1e,