Win10环境下pip安装cloudstorage模块失败求助

Hey there, let's work through these cloudstorage installation issues you're hitting on both Windows 10 and Debian WSL. I've dealt with similar compiler and architecture mismatches before, so here's how to fix them step by step:

First Error: sys/xattr.h: No such file or directory #

The sys/xattr.h header file is specific to Unix-like systems (Linux, macOS) — Windows doesn't include it at all, which is why your initial Windows install failed. Even in Debian WSL, you might be missing the system libraries needed to compile the xattr dependency that cloudstorage relies on.

Fix for Debian WSL #

First, install the required system development libraries to compile xattr:

sudo apt-get update && sudo apt-get install libattr1-dev python2.7-dev build-essential

Then upgrade your pip and setuptools (you mentioned you updated setuptools, but it's worth double-checking):

pip install --upgrade pip setuptools

Now try installing cloudstorage again:

pip install --upgrade cloudstorage

Fix for Windows 10 #

Since Windows can't natively compile packages that depend on Unix-specific headers, you'll need to use precompiled binary packages (.whl) for the problematic dependencies:

1. First, confirm your Python's architecture (32-bit or 64-bit) by running this in CMD:

   python -c "import platform; print(platform.architecture())"
   

   Note if it outputs ('32bit', 'WindowsPE') or ('64bit', 'WindowsPE').
2. Find precompiled .whl files for netifaces and xattr that match your Python 2.7 version and architecture. Look for packages tagged win32 (32-bit) or win_amd64 (64-bit).
3. Install these precompiled packages first. For example, if you downloaded matching .whl files, run:

   pip install netifaces-xxx-cp27-none-win_amd64.whl xattr-xxx-cp27-none-win_amd64.whl
   

4. Finally, install cloudstorage:

   pip install --upgrade cloudstorage
   

Second Error: LNK1112: module machine type 'X86' conflicts with target machine type 'x64' #

This happens when there's a mismatch between your Python's architecture and the compiler toolchain or precompiled packages you're using. Here's how to fix it:

• If using precompiled packages: Double-check that the .whl files you downloaded match your Python's architecture exactly (64-bit Python needs win_amd64 packages, 32-bit needs win32).
• If compiling manually: Instead of using a regular CMD window, open the Visual C++ 9.0 Command Prompt matching your Python's architecture (e.g., "Visual C++ 9.0 Command Prompt (x64)" for 64-bit Python). Run your pip install command inside this specialized prompt — it ensures the compiler uses the correct toolchain instead of defaulting to a mismatched architecture.

内容的提问来源于stack exchange，提问作者Charlie Gardai