运行mamba env export时触发AttributeError: 'Namespace'无'func'属性

错误详情 #

执行命令：

mamba env export

触发的错误栈：

Traceback (most recent call last):
      File "/scicore/home/neher/roemer0001/miniconda3/lib/python3.9/site-packages/conda/exception_handler.py", line 17, in __call__
        return func(*args, **kwargs)
      File "/scicore/home/neher/roemer0001/miniconda3/lib/python3.9/site-packages/mamba/mamba.py", line 926, in exception_converter
        raise e
      File "/scicore/home/neher/roemer0001/miniconda3/lib/python3.9/site-packages/mamba/mamba.py", line 919, in exception_converter
        exit_code = _wrapped_main(*args, **kwargs)
      File "/scicore/home/neher/roemer0001/miniconda3/lib/python3.9/site-packages/mamba/mamba.py", line 877, in _wrapped_main
        result = do_call(parsed_args, p)
      File "/scicore/home/neher/roemer0001/miniconda3/lib/python3.9/site-packages/mamba/mamba.py", line 709, in do_call
        relative_mod, func_name = args.func.rsplit(".", 1)
    AttributeError: 'Namespace' object has no attribute 'func'

系统环境 #

mamba 1.4.9
conda 23.7.2
python 3.9.16.final.0
__archspec=1=x86_64
__glibc=2.17=0
__linux=3.10.0=0

解决方法 #

• 升级mamba到1.5.0及以上版本，该版本已修复此命令解析错误：

  mamba update mamba
  

• 若无法立即升级，可使用conda的等价命令完成环境导出：

  conda env export
  

• 确保conda与mamba版本兼容，避免因版本不匹配引发的命令处理异常。

内容的提问来源于stack exchange，提问作者Cornelius Roemer