Informatics Practices
To iterate over vertical subsets of a DataFrame, …………… function may be used.
- iterate()
- iterrows()
- itercols()
- iteritems()
Python Pandas
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Answer
iteritems()
Reason — The iteritems() method in pandas iterates over a DataFrame column-wise, where each vertical subset is in the form of (column-index, Series) where Series contains all row values for that column-index.
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To iterate over horizontal subsets of DataFrame, …………… function may be used.
- iterate()
- iterrows()
- itercols()
- iteritems()
To add two DataFrames' values, …………… function may be used.
- plus
- rplus
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- sub
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