48 lines
1.9 KiB
Docker
48 lines
1.9 KiB
Docker
# ---------- Python 3.9 + 清华源 ----------
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FROM ccr.ccs.tencentyun.com/somunslotus/ubuntu:20.04
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ENV DEBIAN_FRONTEND=noninteractive
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# 切换为阿里云源（HTTP）
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RUN sed -i 's|http://archive.ubuntu.com/ubuntu/|http://mirrors.aliyun.com/ubuntu/|g' /etc/apt/sources.list && \
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sed -i 's|http://security.ubuntu.com/ubuntu/|http://mirrors.aliyun.com/ubuntu/|g' /etc/apt/sources.list && \
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apt-get clean && apt-get update
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# 先移除系统自带的 Python 3.8（如果存在）
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RUN apt-get remove -y python3.8 python3.8-minimal python3.8-venv python3.8-distutils 2>/dev/null || true
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# 安装 Python 3.9 及相关开发包
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RUN apt-get install -y --no-install-recommends \
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software-properties-common && \
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add-apt-repository ppa:deadsnakes/ppa -y && \
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apt-get update && \
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apt-get install -y --no-install-recommends \
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python3.9 python3.9-venv python3.9-distutils python3.9-dev python3.9-full \
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curl vim ca-certificates git build-essential && \
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# 清理不再需要的包
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apt-get remove -y software-properties-common && \
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apt-get autoremove -y && \
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apt-get clean && rm -rf /var/lib/apt/lists/*
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# 设置 Python 3.9 为默认版本
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RUN update-alternatives --install /usr/bin/python3 python3 /usr/bin/python3.9 1 && \
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update-alternatives --install /usr/bin/python python /usr/bin/python3.9 1 && \
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# 确保 pip 指向正确的 Python 版本
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curl -sS https://bootstrap.pypa.io/get-pip.py | python3.9 && \
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ln -sf /usr/bin/python3.9 /usr/bin/python
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# 配置 pip 使用清华源
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RUN pip config set global.index-url https://pypi.tuna.tsinghua.edu.cn/simple
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# 验证 Python 与 pip 版本
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RUN python --version && python3 --version && pip --version
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# 验证所有 Python 相关命令都指向 3.9
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RUN echo "Python commands check:" && \
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ls -la /usr/bin/python* && \
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echo "Python3 version:" && \
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python3 -V && \
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echo "Python version:" && \
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python -V && \
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echo "pip3 version:" && \
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pip3 -V |