存在groupby操作返回的groupby对象B。我打印了它的长度,长度是6。然后我将这个groupby对象转换为dataframe类型,然后我打印了这个转换后的dataframe对象的形状,该形状与原始的groupby对象不匹配。我很困惑。请查看相关代码和结果,谢谢。print('type of B', type(B))b=B.apply(pd.DataFrame)
print(
\pandas\core\api.py", line 10, in <module> File"C:\Python36\lib\site-packages\pandas\core\groupby\__init__.py", line 2, in <module>
from pandas.core.<em
我在试着比较pandas.DataFrame.pivot_table()和pandas.DataFrame.groupby。我有一个关于tips的经典数据集:url = 'https://raw.github.com/pandas-dev/pandas/master/pandaspivot_table,我可以这样做:
t
:1, 'Bechalor':0, 'college':0print(pd.DataFrame\Programs\Python\Python37-32\lib\site-packages\pandas\core\api.py", line 24, in <module>
from pandas.core.<em