提取EXCEL中的列数据,列名报错,不清楚究竟哪里错误,请指教
源代码:
import pandas as pd
df_list=pd.read_excel("采购表.xlsx",sheet_name=None)
df_all=pd.concat(df_list.values())
df_names=pd.DataFrame({"物品":list(df_all["采购物品"].unique())})
df_names.to_excel("采购表-物品列表.xlsx", index=False)
报错:
C:\Users\Administrator\Desktop\test\Scripts\python.exe C:/Users/Administrator/Desktop/test/yuyue.py
Traceback (most recent call last):
File "C:\Users\Administrator\Desktop\test\lib\site-packages\pandas\core\indexes\base.py", line 3361, in get_loc
return self._engine.get_loc(casted_key)
File "pandas\_libs\index.pyx", line 76, in pandas._libs.index.IndexEngine.get_loc
File "pandas\_libs\index.pyx", line 108, in pandas._libs.index.IndexEngine.get_loc
File "pandas\_libs\hashtable_class_helper.pxi", line 5198, in pandas._libs.hashtable.PyObjectHashTable.get_item
File "pandas\_libs\hashtable_class_helper.pxi", line 5206, in pandas._libs.hashtable.PyObjectHashTable.get_item
KeyError: '采购物品'
The above exception was the direct cause of the following exception:
Traceback (most recent call last):
File "C:\Users\Administrator\Desktop\test\yuyue.py", line 4, in <module>
df_names=pd.DataFrame({"物品":list(df_all["采购物品"].unique())})
File "C:\Users\Administrator\Desktop\test\lib\site-packages\pandas\core\frame.py", line 3458, in __getitem__
indexer = self.columns.get_loc(key)
File "C:\Users\Administrator\Desktop\test\lib\site-packages\pandas\core\indexes\base.py", line 3363, in get_loc
raise KeyError(key) from err
KeyError: '采购物品'
进程已结束,退出代码1