tysonjh commented on a change in pull request #12516:
URL: https://github.com/apache/beam/pull/12516#discussion_r468707336
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File path: sdks/python/apache_beam/dataframe/frames.py
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@@ -54,6 +54,42 @@ def agg(self, *args, **kwargs):
'order-sensitive')
diff = frame_base.wont_implement_method('order-sensitive')
+ @frame_base.args_to_kwargs(pd.Series)
+ def nlargest(self, **kwargs):
+ if 'keep' in kwargs and kwargs['keep'] != 'all':
+ raise frame_base.WontImplementError('order-sensitive')
+ per_partition = expressions.ComputedExpression(
+ 'nlargest',
Review comment:
Would using 'nlargest' for the name of both the per-partition and global
computed expression cause confusion for debugging or UX?
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