摘要:
csv的内容为: 运行的代码为: from sklearn.feature_extraction import DictVectorizer import csv from sklearn import tree,preprocessing from six import StringIO allE 阅读全文
摘要:
大家都知道Centos8于2021年年底停止了服务,大家再在使用yum源安装时候,出现下面错误“错误:Failed to download metadata for repo ‘AppStream’: Cannot prepare internal mirrorlist: No URLs in mi 阅读全文
摘要:
在创建app的时候会报如下错误: python3 manage.py startapp test django.core.exceptions.ImproperlyConfigured: SQLite 3.9.0 or later is required (found 3.7.17). 这是因为启动 阅读全文