Fix Python – How to assign to repeated field?


Asked By – PaolaJ.

I am using protocol buffers in python and I have a Person message

repeated uint64 id

but when I try to assign a value to it like: = [1, 32, 43432]

I get an error: Assigment not allowed for repeated field "id" in protocol message object
How to assign a value to a repeated field ?

Now we will see solution for issue: How to assign to repeated field?


As per the documentation, you aren’t able to directly assign to a repeated field. In this case, you can call extend to add all of the elements in the list to the field.[1, 32, 43432])

This question is answered By – Tim

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