导入enchant库时提示找不到'enchant' C库的问题求助

问题描述 #

在Python 3.9.7（Anaconda环境，macOS系统）中执行import enchant时触发导入错误，报错信息如下：

Python 3.9.7 (default, Sep 16 2021, 08:50:36) 
[Clang 10.0.0 ] :: Anaconda, Inc. on darwin
Type "help", "copyright", "credits" or "license" for more information.
>>> import enchant
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "/opt/anaconda3/lib/python3.9/site-packages/enchant/__init__.py", line 81, in <module>
    from enchant import _enchant as _e
  File "/opt/anaconda3/lib/python3.9/site-packages/enchant/_enchant.py", line 157, in <module>
    raise ImportError(msg)
ImportError: The 'enchant' C library was not found and maybe needs to be installed.
See  https://pyenchant.github.io/pyenchant/install.html
for details

已尝试以下操作但问题未解决：

brew install enchant  
pip install pyenchant
pip install enchant

解决方案 #

方案1：使用conda安装适配环境的pyenchant #

Anaconda环境可能无法识别brew安装的系统级库，直接通过conda-forge安装可规避路径问题：

conda install -c conda-forge pyenchant

方案2：手动指定enchant库路径 #

若坚持使用brew安装的enchant，需设置环境变量让Python定位到库文件：

export PYENCHANT_LIBRARY_PATH=/usr/local/lib/libenchant-2.dylib

执行后重新启动Python即可尝试导入。若要永久生效，将上述命令添加到~/.bash_profile（bash终端）或~/.zshrc（zsh终端）中。

方案3：确认pip所属环境 #

确保使用的pip是Anaconda环境的pip，而非系统pip：

1. 执行which pip，检查输出路径是否为/opt/anaconda3/bin/pip
2. 若路径不符，先激活Anaconda环境：conda activate <你的环境名>
3. 再执行pip install pyenchant重新安装

内容的提问来源于stack exchange，提问作者Cauder