from collections import namedtuple, MappingImportError: cannot import name 'Mapping' from 'collections' (D:\python38\Lib\collections --init__.py)
出现以上错误：底层报错了，重新安装python环境，重新选择新安装的环境即可解决。
- collections import MappingImportError from 39collections import mappingimporterror from collections deprecationwarning 39 from import_from_as_namespace_ import from as import_from_as_namespace_ namespace import python tokenizer_from_json 39 from preprocessing selenium import 39 importerror 39 builderexception collection ambiguous import python from vscode import问题from