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Unbreak the linux python pin; bound xtensor (partial cloud-build fix) #79

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Nicolas Palpacuer (NickPPC) wants to merge 3 commits into from
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Unbreak the linux python pin; bound xtensor (partial cloud-build fix) #79

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42f120a
Stop pinning python3.11 in the linux setup path
NickPPC Jul 28, 2026
8d6be28
Bound the transitive xtensor range to keep the graph resolvable
NickPPC Jul 28, 2026
d3ec06e
Point the xtensor override at the SDK bump that removes it
NickPPC Jul 28, 2026
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7 changes: 5 additions & 2 deletions bin/setup.sh
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Expand Up @@ -19,8 +19,11 @@ if [[ ${OS} == "darwin" ]]; then
brew install cmake python@3.11 wget unzip || true
elif [[ ${OS} == "linux" ]]; then
echo "Detected Linux"
# NOTE: this is written under the assumption that it will be built in canon
sudo apt -y update && sudo apt -y upgrade && sudo apt install -y cmake python3.11 python3.11-venv wget
# Do not pin a python minor version here. This runs both in canon (python3.11) and in the Viam
# cloud build image used by `viam module reload` / `viam module build`, which is Debian bullseye
# and has no python3.11 package at all, so pinning it fails the build outright. Conan needs
# >= 3.6, and the venv below is created with whatever python3 resolves to.
sudo apt -y update && sudo apt -y upgrade && sudo apt install -y cmake python3 python3-venv wget
else
echo "Unsupported OS: ${OS}"
exit 1
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6 changes: 6 additions & 0 deletions conanfile.py
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Expand Up @@ -33,6 +33,12 @@ def requirements(self):
self.requires("libcurl/8.9.1")
self.requires("libzip/1.11.1")
self.requires("libpng/1.6.50")
# viam-cpp-sdk pulls xtensor in transitively, and 0.20.1 asks for an unbounded
# `xtensor/[>=0.24.3]` at cppstd >= 17. That now resolves to 0.27.1, which itself requires
# C++20, so the graph fails to resolve at all against conancenter. The SDK added the
# matching upper bound in releases/v0.37.0, so drop this override once the pin above moves
# to v0.37.0 or newer rather than carrying it forward.
self.requires("xtensor/[>=0.24.3 <0.27]", override=True)

def validate(self):
check_min_cppstd(self, 17)
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