![Python如何讀取excel檔(.xlsx)?如何用欄標籤提取某一直行?df=pandas.read_excel() ; df["欄標籤"] - 儲蓄保險王](https://savingking.com.tw/wp-content/uploads/2022/05/20220512092421_65.png){kind=small}
import pandas as pd
f3 = r”C:\Python\example\csvreader\skl_cashFlowIRR2.xlsx”
df3 = pd.read_excel(f3) ;
print( df3,”\n”,type(df3) ) #DataFrame
print( df3[“Cash Flow 1″],”\n”,type(df3[“Cash Flow 1”])) #Series
print( list(df3[“Cash Flow 1”]) )
#取得到這個list,
#就可以用numpy_financial.irr()計算內部報酬率
![Python如何讀取excel檔(.xlsx)?如何用欄標籤提取某一直行?df=pandas.read_excel() ; df["欄標籤"] - 儲蓄保險王](https://savingking.com.tw/wp-content/uploads/2022/11/20221109163631_39.png)
輸出:
![Python如何讀取excel檔(.xlsx)?如何用欄標籤提取某一直行?df=pandas.read_excel() ; df["欄標籤"] - 儲蓄保險王](https://savingking.com.tw/wp-content/uploads/2022/11/20221109163816_19.png)
![Python: 如何使用functools.reduce逐步縮減可迭代對象,合併為單個結果? import functools; product = functools.reduce( lambda x, y: x * y, numbers) ; reduce(function, sequence [, initial]) -> value ; map(function, iterable) ; filter(function, iterable) ; map ; filter](https://i0.wp.com/savingking.com.tw/wp-content/uploads/2023/06/20230626093403_49.png?quality=90&zoom=2&ssl=1&resize=350%2C233 "Python: 如何使用functools.reduce逐步縮減可迭代對象,合併為單個結果? import functools; product = functools.reduce( lambda x, y: x * y, numbers) ; reduce(function, sequence [, initial]) -> value ; map(function, iterable) ; filter(function, iterable) ; map ; filter")
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