Sort by a key

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sorted(rows, key=lambda r: r['fee']) sorts dicts by one field.

Which argument chooses the sort field?

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rows=[{'fee':15000},{'fee':9000}]
print(sorted(rows, key=lambda r: r['fee'])[0]['fee'])

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rows=[{'fee':15000},{'fee':9000}]
print(sorted(rows, key=lambda r: r['fee'])[0]['fee'])

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