我的 Conda（在 Ubuntu 18.04 上）出现以下错误消息，但所有功能都运行正常：
/home/td7920/miniconda3/lib/python3.8/site-packages/conda_package_streaming/package_streaming.py:19: UserWarning: zstandard could not be imported. Running without .conda support.
warnings.warn("zstandard could not be imported. Running without .conda support.")
/home/td7920/miniconda3/lib/python3.8/site-packages/conda_package_handling/api.py:29: UserWarning: Install zstandard Python bindings for .conda support
_warnings.warn("Install zstandard Python bindings for .conda support")
Collecting package metadata (repodata.json): | /home/td7920/miniconda3/lib/python3.8/site-packages/conda_package_streaming/package_streaming.py:19: UserWarning: zstandard could not be imported. Running without .conda support.
warnings.warn("zstandard could not be imported. Running without .conda support.")
/home/td7920/miniconda3/lib/python3.8/site-packages/conda_package_handling/api.py:29: UserWarning: Install zstandard Python bindings for .conda support
_warnings.warn("Install zstandard Python bindings for …