Windows 10下Python3.6安装sasl失败，求Python3.x安装方案

Hey there, let's get that sasl package installed properly on your Windows 10 + Python 3.6 setup (or any 3.x version, really). I know the standard pip install and even some common fixes don't always work here, so let's go through targeted solutions step by step:

Option 1: Use Precompiled Wheel Packages (Easiest & Most Reliable) #

Compiling native extensions on Windows is always a hassle, so prebuilt wheel files are your best bet. Here's how:

• First, confirm your Python version and system architecture (32/64-bit):
  • Open Command Prompt and run python --version to check your Python release (e.g., 3.6.8)
  • Run python -c "import struct; print(struct.calcsize('P')*8)" to see if you're on 32-bit (output: 32) or 64-bit (output: 64)
• Find a precompiled sasl wheel that matches your specs (look for files named like sasl‑0.3.1‑cp36‑cp36m‑win_amd64.whl — the cp36 matches Python 3.6, win_amd64 matches 64-bit Windows)
• Install the wheel directly with pip:

  pip install path\to\your\downloaded\sasl-wheel-file.whl
  

  Pro tip: Use python -m pip install ... instead of just pip to make sure you're using the pip tied to your target Python version.

Option 2: Manual Compilation (If Wheels Aren't an Option) #

If you need to compile from source, you'll need to set up the right build environment first:

• Install Microsoft Visual C++ Build Tools 2015 (this is the exact toolchain Python 3.6 expects; newer versions might cause compatibility issues). Make sure to select the "C++ Build Tools" workload and include the Windows SDK component during installation.
• Grab the Windows binary distribution of Cyrus SASL (the underlying library sasl depends on):
  • Copy all header files from the Cyrus SASL include folder to your Python installation's include folder (e.g., C:\Python36\include)
  • Copy libsasl2.lib from the Cyrus SASL lib folder to your Python installation's libs folder (e.g., C:\Python36\libs)
  • Copy libsasl2.dll from the Cyrus SASL bin folder to your Python installation's Scripts or DLLs folder (e.g., C:\Python36\Scripts)
• Now run the install command again:

  pip install sasl
  

Option 3: Switch to a Pure-Python Alternative #

If you don't strictly need the C-based sasl package, consider using pure-sasl — it's a fully Python-implemented version that doesn't require any native compilation. Just run:

pip install pure-sasl

Most code that uses sasl will work with this drop-in replacement, and it's way simpler for Windows environments.

Quick Troubleshooting Tips #

• If you've tried installing before and hit errors, clear your pip cache first with pip cache purge to avoid leftover broken files
• Make sure you're working in the correct virtual environment (if you use one) — activate it before running any pip commands

内容的提问来源于stack exchange，提问作者edcSam