请问在执行bake.py show展示如下，最后的提示问题要怎么解决？（当然最后的deploy也没有显示下载成功）

[killer1214]

/ns3/bash/bake# python3 bake.py show module: cxxfilt (enabled) No dependencies! module: setuptools (enabled) No dependencies! module: pygoocanvas (enabled) No dependencies! module: pygraphviz (enabled) No dependencies! module: python-dev (enabled) No dependencies! module: llvm-dev (enabled) No dependencies! module: clang-dev (enabled) No dependencies! module: cmake (enabled) No dependencies! module: qt (enabled) No dependencies! module: g++ (enabled) No dependencies! module: pyviz-prerequisites (enabled) depends on: python-dev (optional:True) pygraphviz (optional:True) pygoocanvas (optional:True) module: castxml-0.1+git98a626ec (enabled) depends on: clang-dev (optional:False) llvm-dev (optional:False) cmake (optional:False) module: netanim-3.108 (enabled) depends on: qt (optional:False) g++ (optional:False) module: pygccxml-1.9.1 (enabled) depends on: castxml-0.1+git98a626ec (optional:False) setuptools (optional:False) cxxfilt (optional:False) module: pybindgen-ns3.27-castxml (enabled) depends on: pygccxml-1.9.1 (optional:True) python-dev (optional:True) setuptools (optional:False) module ns: ns-3.28 (enabled) depends on: netanim-3.108 (optional:True) pybindgen-ns3.27-castxml (optional:True) pyviz-prerequisites (optional:True)

-- System Dependencies --

module 'platform' has no attribute 'linux_distribution'

[killer1214]

okay，我成功安装了（使用的脚本可以在我的项目里面看），但是仍然不清楚为什么会出现这个问题