tox-uv (1.15) runs with Python 3.9, and fails with 3.10 and 3.11. #110
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bug
Something isn't working
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I am facing the exact same issue, except that I am targeting Python 3.10 - 3.13 and only 3.13 works. This only happens when using the |
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Can you provide a reproducible using a docker image? That way I can reproduce it on my machine and easier to fix it and understand what's happening. |
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I can reproduce. pin to some python version and run a tox session with another python version. E.g. The error does not happen when the python version of the tox session matches the pinned python. |
This fails:FROM ghcr.io/astral-sh/uv:0.5.1-python3.13-bookworm@sha256:ae1bf2a1a69ef66cb179b9b7cf36da21ac2fac1145bc91e29ddb93d9f171ae3b
RUN mkdir debug && \
cd debug && \
uv init --python=3.12 && \
uv sync && \
echo "[tox]\n[testenv:py3{12,13}]\nrunner=uv-venv-lock-runner\ncommands=python hello.py" > tox.ini
RUN cd debug && uvx --with tox-uv==1.16.0 tox run -e py312
RUN cd debug && uvx --with tox-uv==1.16.0 tox run -e py313LogThis works:FROM ghcr.io/astral-sh/uv:0.5.1-python3.13-bookworm@sha256:ae1bf2a1a69ef66cb179b9b7cf36da21ac2fac1145bc91e29ddb93d9f171ae3b
RUN mkdir debug && \
cd debug && \
uv init --python=3.12 && \
uv sync && \
echo "[tox]\n[testenv:py3{12,13}]\nrunner=uv-venv-lock-runner\ncommands=python hello.py" > tox.ini
RUN cd debug && uvx --with tox-uv==1.16.0 tox run -e py312
RUN cd debug && rm .python-version && uvx --with tox-uv==1.16.0 tox run -e py313 && uv python pin 3.12
RUN cd debug && uvx --with tox-uv==1.16.0 tox run -e py313Tested with |
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I have a fix: FROM ghcr.io/astral-sh/uv:0.5.4-python3.13-bookworm@sha256:c053e153740d87b1847cb201a23f7bb9267d66cf666d9009101b241bfef57eca
RUN mkdir debug && \
cd debug && \
uv init --python=3.12 && \
uv sync && \
uv tool install --with tox-uv==1.16.0 tox && \
echo "[tox]\n[testenv:py3{12,13}]\nrunner=uv-venv-lock-runner\ncommands=python hello.py" > tox.ini
# FIX HERE
#
# we monkey patch with find + sed _run_lock.py
# remove the RUN line below and it should fail
#
RUN find /root/.local/share/uv/ -type f -name "_run_lock.py" -exec sed -i 's/cmd = \["uv", "sync", "--frozen"\]/cmd = ["uv", "sync", "-p", self.env_python(), "--frozen"]/g' {} +
########
RUN cd debug && /root/.local/bin/tox run -e py313i.e: in _run_lock.py line 63: tox-uv/src/tox_uv/_run_lock.py Line 63 in 82825c8 replace cmd = ["uv", "sync", "--frozen"]with cmd = ["uv", "sync", "-p", self.env_python(), "--frozen"]I do not have time for a PR, I'll let someone else do it. Note that #121 might be right. This fixes
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meanwhile one can also use uv_sync_flags=--python={env_python}Test: FROM ghcr.io/astral-sh/uv:0.5.4-python3.13-bookworm@sha256:c053e153740d87b1847cb201a23f7bb9267d66cf666d9009101b241bfef57eca
RUN mkdir debug && \
cd debug && \
uv init --python=3.12 && \
uv sync && \
uv tool install --with tox-uv==1.16.0 tox && \
echo "[tox]\n[testenv:py3{12,13}]\nrunner=uv-venv-lock-runner\ncommands=python hello.py\nuv_sync_flags=--python={env_python}" > tox.ini
RUN cd debug && /root/.local/bin/tox run -e py313 |
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Issue
tox-uv (1.15) runs with Python 3.9, and fails with 3.10 and 3.11.
Environment
Provide at least:
Output of
pip listof the host Python, wheretoxis installedOutput of running tox
Output of
tox -rvvMinimal example
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