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Warn learners about "setting on copy" #175

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suvayu opened this issue Jun 9, 2022 · 0 comments
Open

Warn learners about "setting on copy" #175

suvayu opened this issue Jun 9, 2022 · 0 comments

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@suvayu
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suvayu commented Jun 9, 2022

There should be a short but dedicated discussion warning about setting a value on copies: df[“a”][“b”] = 5. This is one of the most common mistakes made by beginners, and often they are also inexperienced to understand the warning. This type of error can lead to serious errors in an analysis.
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