Python - 將 Pandas 型別轉換為 set


要將熊貓型別轉換為 Set,請使用 set()。首先,我們建立一個 DataFrame -

dataFrame = pd.DataFrame(
   {
      "EmpName": ['John', 'Ted', 'Jacob', 'Scarlett', 'Ami', 'Ted', 'Scarlett'],
      "Zone": ['North', 'South', 'South', 'East', 'West', 'East', 'North']
   }
)

將 pandas 型別轉換為 set,然後執行 set union -

set(dataFrame.EmpName) | set(dataFrame.Zone)

示例

以下是完整的程式碼 -

import pandas as pd

# Create DataFrame
dataFrame = pd.DataFrame(
   {
      "EmpName": ['John', 'Ted', 'Jacob', 'Scarlett', 'Ami', 'Ted', 'Scarlett'],
      "Zone": ['North', 'South', 'South', 'East', 'West', 'East', 'North']
   }
)

print"DataFrame ...\n",dataFrame

# Pandas into Set
print"\nTypecast Pandas into Set...\n",set(dataFrame.EmpName) | set(dataFrame.Zone)

輸出

將生成以下輸出 -

DataFrame ...
    EmpName   Zone
0      John   North
1       Ted   South
2     Jacob   South
3  Scarlett   East
4       Ami   West
5       Ted   East
6  Scarlett   North

Typecast Pandas into Set...
set(['Ami', 'East', 'North', 'West', 'Ted', 'South', 'Jacob', 'John', 'Scarlett'])

更新於:15-Sep-2021

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