数据表概览-数据分析第一步
Project description
数据概览工具
当前支持的功能:基于Pandas的DataFrame,生成该DataFrame的表和字段粒度概览,HTML格式。
当前功能:
-
数据表概览
- 数据表行数,列数,内存大小
- 各类型数据字段数量
-
数据字段概览
- 每个字段的类型,数量,去重后数量,缺失值数量,缺失率等
-
数据字段详情
- 每个字段的详细信息
在研功能:
- 导出excel和csv
- 其他
使用示例:
参考data_overview/Usage.ipynb文件
import pandas as pd
import data_overview as do # 前提是先要执行:pip install data_overview进行安装
# 载入数据
df = pd.read_csv("./data/test_data.csv", encoding='gb18030')
# 用法:输入df,可导出数据概览
dfo = do.DataOverview(df)
dfo.to_html("./data/report.html") # 导出路径和命名自定义
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