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DOC: Mention groupby in top/bottom docs.

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Scott Sanderson
2016-07-26 02:57:35 -04:00
parent 49bb8264dc
commit 161771917e
1 changed files with 6 additions and 0 deletions
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zipline/pipeline/factors/factor.py
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@@ -931,6 +931,9 @@ class Factor(RestrictedDTypeMixin, ComputableTerm):
"""
Construct a Filter matching the top N asset values of self each day.
If ``groupby`` is supplied, returns a Filter matching the top N asset
values for each group.
Parameters
----------
N : int
@@ -952,6 +955,9 @@ class Factor(RestrictedDTypeMixin, ComputableTerm):
"""
Construct a Filter matching the bottom N asset values of self each day.
If ``groupby`` is supplied, returns a Filter matching the bottom N
asset values for each group.
Parameters
----------
N : int