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Bump minimum unsloth version to 2026.4.2 in install scripts #4842

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Merged
danielhanchen merged 1 commit into from
Apr 3, 2026
Merged

Bump minimum unsloth version to 2026.4.2 in install scripts #4842

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10 changes: 5 additions & 5 deletions install.ps1
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Original file line number Diff line number Diff line change
Expand Up @@ -819,15 +819,15 @@ shell.Run cmd, 0, False
if ($SkipTorch) {
# No-torch: install unsloth + unsloth-zoo with --no-deps, then
# runtime deps (typer, safetensors, transformers, etc.) with --no-deps.
$baseInstallExit = Invoke-InstallCommand { uv pip install --python $VenvPython --no-deps --reinstall-package unsloth --reinstall-package unsloth-zoo "unsloth>=2026.3.18" unsloth-zoo }
$baseInstallExit = Invoke-InstallCommand { uv pip install --python $VenvPython --no-deps --reinstall-package unsloth --reinstall-package unsloth-zoo "unsloth>=2026.4.2" unsloth-zoo }
if ($baseInstallExit -eq 0) {
$NoTorchReq = Find-NoTorchRuntimeFile
if ($NoTorchReq) {
$baseInstallExit = Invoke-InstallCommand { uv pip install --python $VenvPython --no-deps -r $NoTorchReq }
}
}
} else {
$baseInstallExit = Invoke-InstallCommand { uv pip install --python $VenvPython --reinstall-package unsloth --reinstall-package unsloth-zoo "unsloth>=2026.3.18" unsloth-zoo }
$baseInstallExit = Invoke-InstallCommand { uv pip install --python $VenvPython --reinstall-package unsloth --reinstall-package unsloth-zoo "unsloth>=2026.4.2" unsloth-zoo }
}
if ($baseInstallExit -ne 0) {
Write-Host "[ERROR] Failed to install unsloth (exit code $baseInstallExit)" -ForegroundColor Red
Expand Down Expand Up @@ -857,15 +857,15 @@ shell.Run cmd, 0, False
if ($SkipTorch) {
# No-torch: install unsloth + unsloth-zoo with --no-deps, then
# runtime deps (typer, safetensors, transformers, etc.) with --no-deps.
$baseInstallExit = Invoke-InstallCommand { uv pip install --python $VenvPython --no-deps --upgrade-package unsloth --upgrade-package unsloth-zoo "unsloth>=2026.3.18" unsloth-zoo }
$baseInstallExit = Invoke-InstallCommand { uv pip install --python $VenvPython --no-deps --upgrade-package unsloth --upgrade-package unsloth-zoo "unsloth>=2026.4.2" unsloth-zoo }
if ($baseInstallExit -eq 0) {
$NoTorchReq = Find-NoTorchRuntimeFile
if ($NoTorchReq) {
$baseInstallExit = Invoke-InstallCommand { uv pip install --python $VenvPython --no-deps -r $NoTorchReq }
}
}
} elseif ($StudioLocalInstall) {
$baseInstallExit = Invoke-InstallCommand { uv pip install --python $VenvPython --upgrade-package unsloth "unsloth>=2026.3.18" unsloth-zoo }
$baseInstallExit = Invoke-InstallCommand { uv pip install --python $VenvPython --upgrade-package unsloth "unsloth>=2026.4.2" unsloth-zoo }
} else {
$baseInstallExit = Invoke-InstallCommand { uv pip install --python $VenvPython --upgrade-package unsloth "$PackageName" }
}
Expand All @@ -886,7 +886,7 @@ shell.Run cmd, 0, False
# Fallback: GPU detection failed to produce a URL -- let uv resolve torch
substep "installing unsloth (this may take a few minutes)..."
if ($StudioLocalInstall) {
$baseInstallExit = Invoke-InstallCommand { uv pip install --python $VenvPython unsloth-zoo "unsloth>=2026.3.18" --torch-backend=auto }
$baseInstallExit = Invoke-InstallCommand { uv pip install --python $VenvPython unsloth-zoo "unsloth>=2026.4.2" --torch-backend=auto }
if ($baseInstallExit -ne 0) {
Write-Host "[ERROR] Failed to install unsloth (exit code $baseInstallExit)" -ForegroundColor Red
return
Expand Down
10 changes: 5 additions & 5 deletions install.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -1040,15 +1040,15 @@ if [ "$_MIGRATED" = true ]; then
# to prevent transitive torch resolution.
run_install_cmd "install unsloth (migrated no-torch)" uv pip install --python "$_VENV_PY" --no-deps \
--reinstall-package unsloth --reinstall-package unsloth-zoo \
"unsloth>=2026.3.18" unsloth-zoo
"unsloth>=2026.4.2" unsloth-zoo
_NO_TORCH_RT="$(_find_no_torch_runtime)"
if [ -n "$_NO_TORCH_RT" ]; then
run_install_cmd "install no-torch runtime deps" uv pip install --python "$_VENV_PY" --no-deps -r "$_NO_TORCH_RT"
fi
else
run_install_cmd "install unsloth (migrated)" uv pip install --python "$_VENV_PY" \
--reinstall-package unsloth --reinstall-package unsloth-zoo \
"unsloth>=2026.3.18" unsloth-zoo
"unsloth>=2026.4.2" unsloth-zoo
fi
if [ "$STUDIO_LOCAL_INSTALL" = true ]; then
substep "overlaying local repo (editable)..."
Expand All @@ -1070,7 +1070,7 @@ elif [ -n "$TORCH_INDEX_URL" ]; then
# runtime deps (typer, safetensors, transformers, etc.) with --no-deps.
run_install_cmd "install unsloth (no-torch)" uv pip install --python "$_VENV_PY" --no-deps \
--upgrade-package unsloth --upgrade-package unsloth-zoo \
"unsloth>=2026.3.18" unsloth-zoo
"unsloth>=2026.4.2" unsloth-zoo
_NO_TORCH_RT="$(_find_no_torch_runtime)"
if [ -n "$_NO_TORCH_RT" ]; then
run_install_cmd "install no-torch runtime deps" uv pip install --python "$_VENV_PY" --no-deps -r "$_NO_TORCH_RT"
Expand All @@ -1081,7 +1081,7 @@ elif [ -n "$TORCH_INDEX_URL" ]; then
fi
elif [ "$STUDIO_LOCAL_INSTALL" = true ]; then
run_install_cmd "install unsloth (local)" uv pip install --python "$_VENV_PY" \
--upgrade-package unsloth "unsloth>=2026.3.18" unsloth-zoo
--upgrade-package unsloth "unsloth>=2026.4.2" unsloth-zoo
substep "overlaying local repo (editable)..."
run_install_cmd "overlay local repo" uv pip install --python "$_VENV_PY" -e "$_REPO_ROOT" --no-deps
else
Expand All @@ -1092,7 +1092,7 @@ else
# Fallback: GPU detection failed to produce a URL -- let uv resolve torch
substep "installing unsloth (this may take a few minutes)..."
if [ "$STUDIO_LOCAL_INSTALL" = true ]; then
run_install_cmd "install unsloth (auto torch backend)" uv pip install --python "$_VENV_PY" unsloth-zoo "unsloth>=2026.3.18" --torch-backend=auto
run_install_cmd "install unsloth (auto torch backend)" uv pip install --python "$_VENV_PY" unsloth-zoo "unsloth>=2026.4.2" --torch-backend=auto
substep "overlaying local repo (editable)..."
run_install_cmd "overlay local repo" uv pip install --python "$_VENV_PY" -e "$_REPO_ROOT" --no-deps
else
Expand Down
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