[英]how can I manually create a pandas dataframe
用最简单的术语来说,如何在不使用字典、列表或数组的情况下手动创建 Pandas 数据框。 我可以创建列但由于某种原因我无法手动输入数据
这是创建的初始字典,但是我似乎可以访问和映射单个值:
resource = {'<Invalid Value':{'None':{'None':'22'}},
'<Not Defined>':{'None':{'None':'22'}},
'Chipper':{'Chipper Required':{'EE_1410_0045':'13'}},
'Climber':{'Climbers':{'EE_1410_0030':'22'}},
'EWP 2 Man Crew':{'Medium EWP':{'EE_1410_0010':'2'}},
'EWP 2 Man Large':{'Large EWP':{'EE_1410_0015':'3'}},
'EWP 3 Man Crew':{'None':{'None':'22'}},
'EWP 3 Man Large':{'None':{'None':'22'}},
'Forestry Mulcher':{'Medium Mulcher':{'EE_1410_0070':'20'}},
'Other - Add Note':{'None':{'None':'22'}},
'Slasher':{'None':{'None':'22'}},
'Slasher / Mulcher':{'None':{'None':'22'}},
'Spray Crew':{'Spray Crew':{'EE_1410_0040':'18'}}}
新功能
def crew_type1():
df = pd.DataFrame(crew_data['CrewEquipType1'])
df['CrewType1'] = df.CrewEquipType1.map(pd.Series(resource_table['Konect Display']))
return df['CrewType1']
我想你想要这个:(请在未来发布带有给定数据和所需答案格式的问题,没有数据很难弄清楚 OP 想要得到什么。请避免 XY 问题。)
import numpy as np
import pandas as pd
resource = { '<Not Defined>':{'None':{'None':'22'}},
'Chipper':{'Chipper Required':{'EE_1410_0045':'13'}},
'Climber':{'Climbers':{'EE_1410_0030':'22'}},
'EWP 2 Man Crew':{'Medium EWP':{'EE_1410_0010':'2'}},
'EWP 2 Man Large':{'Large EWP':{'EE_1410_0015':'3'}},
'EWP 3 Man Crew':{'None':{'None':'22'}},
'EWP 3 Man Large':{'None':{'None':'22'}},
'Forestry Mulcher':{'Medium Mulcher':{'EE_1410_0070':'20'}},
'Other - Add Note':{'None':{'None':'22'}},
'Slasher':{'None':{'None':'22'}},
'Slasher / Mulcher':{'None':{'None':'22'}},
'Spray Crew':{'Spray Crew':{'EE_1410_0040':'18'}}
}
k = list(resource.keys())
v = list(resource.values())
index = k
column = [ list(vv.keys())[0] for vv in v]
value1 = [ list(list(vv.values())[0].keys())[0] for vv in v]
value2 = [ list(list(vv.values())[0].values())[0] for vv in v]
df = pd.DataFrame({'column': column, 'value1': value1,'value2': value2},index=index)
print(df)
column value1 value2
<Not Defined> None None 22
Chipper Chipper Required EE_1410_0045 13
Climber Climbers EE_1410_0030 22
EWP 2 Man Crew Medium EWP EE_1410_0010 2
EWP 2 Man Large Large EWP EE_1410_0015 3
EWP 3 Man Crew None None 22
EWP 3 Man Large None None 22
Forestry Mulcher Medium Mulcher EE_1410_0070 20
Other - Add Note None None 22
Slasher None None 22
Slasher / Mulcher None None 22
Spray Crew Spray Crew EE_1410_0040 18
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