Problem with model.getAttr("VarName", model.getVars())

回答済み

hamza addi

2021年11月24日 16:36 編集済み

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Hello everyone,

I'm trying to retrive Names of variables using names=model.getAttr("VarName", model.getVars())

but i get this error bellow, i tried everything online but nothing works for me.

Thanks in advance,

Hamza ADDI

Error :

UnicodeDecodeError                        Traceback (most recent call last)
C:\Users\HAMZA~1.ADD\AppData\Local\Temp/ipykernel_8020/4003909886.py in <module>
      1 values=model.getAttr("X", model.getVars())
----> 2 names=model.getAttr("VarName", model.getVars())
      3 result = dict(zip(names, values))

src\gurobipy\model.pxi in gurobipy.Model.getAttr()

src\gurobipy\attrutil.pxi in gurobipy.__gettypedattrlist()

src\gurobipy\extern.pxi in gurobipy.__bytestostring()

UnicodeDecodeError: 'utf-8' codec can't decode byte 0xef in position 31: invalid continuation byte

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• 正式なコメント

  

  Simranjit Kaur

  • Gurobi Staff

  2025年06月23日 02:44 編集済み

  This post is more than three years old. Some information may not be up to date. For current information, please check the Gurobi Documentation or Knowledge Base. If you need more help, please create a new post in the community forum. Or why not try our AI Gurobot?.
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  Jaromił Najman

  • Gurobi Staff

  2021年11月25日 12:20

  This issue is discussed in the post Variable names not available.

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