dekun
24 lines
750 B
Bash
24 lines
750 B
Bash
#!/usr/bin/env bash
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# 选出 >=3.9 的 python3 可执行文件（优先较新版本）。供 bootstrap.sh 使用。
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set -euo pipefail
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for cmd in python3.12 python3.11 python3.10 python3.9; do
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if command -v "$cmd" >/dev/null 2>&1; then
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if "$cmd" -c 'import sys; raise SystemExit(0 if sys.version_info >= (3, 9) else 1)'; then
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echo "$cmd"
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exit 0
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fi
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fi
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done
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if command -v python3 >/dev/null 2>&1; then
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if python3 -c 'import sys; raise SystemExit(0 if sys.version_info >= (3, 9) else 1)'; then
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echo python3
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exit 0
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fi
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fi
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echo "需要 Python 3.9 或更高版本。Ubuntu 20.04 请安装: sudo apt install -y python3.9 python3.9-venv python3.9-dev" >&2
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echo "详见仓库根目录 Python3.9部署说明.md" >&2
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exit 1
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