loc and iloc in Python
From the Pandas cheat sheet · Select Rows and Columns · verified Aug 2026
loc and iloc
Select by labels or integer positions.
python
df.loc["ana", "score"]
df.iloc[0, 1]📌 loc uses labels and iloc uses positions
🔍 Label slices include the stop label
⚡ at and iat optimize scalar access
🎯 Use explicit indexers in reusable code
locilocselection
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