Pandas相关

2018/05/30 posted in  Tensorflow

  1. Pandas 读取列数据

    city_names = pd.Series(['San Francisco', 'San Jose', 'Sacramento'])
population = pd.Series([852469, 1015785, 485199])
    
data = pd.DataFrame({ 'City name': city_names, 'Population': population })
    
data['City_Name']  #获取'City_Name'这个列对象，返回值类型为Series
    
data[['City_Name']] #获取'City_Name'列包含的数据，返回值类型为DateFrame

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