docs: add the pages for at and iat indexers (#456)

Author: ashleyxuu

docs/reference/bigframes.pandas/indexers.rst

@@ -3,6 +3,34 @@
 Indexers
 =========
 
+AtDataFrameIndexer
+--------------------
+.. autoclass:: bigframes.core.indexers.AtDataFrameIndexer
+ :members:
+ :inherited-members:
+ :undoc-members:
+
+AtSeriesIndexer
+--------------------
+.. autoclass:: bigframes.core.indexers.AtSeriesIndexer
+ :members:
+ :inherited-members:
+ :undoc-members:
+
+IatDataFrameIndexer
+--------------------
+.. autoclass:: bigframes.core.indexers.IatDataFrameIndexer
+ :members:
+ :inherited-members:
+ :undoc-members:
+
+IatSeriesIndexer
+--------------------
+.. autoclass:: bigframes.core.indexers.IatSeriesIndexer
+ :members:
+ :inherited-members:
+ :undoc-members:
+
 ILocDataFrameIndexer
 --------------------
 .. autoclass:: bigframes.core.indexers.ILocDataFrameIndexer

docs/templates/toc.yml

@@ -41,6 +41,14 @@
  uid: bigframes.core.groupby.SeriesGroupBy
  name: Groupby
  - items:
+ - name: AtDataFrameIndexer
+ uid: bigframes.core.indexers.AtDataFrameIndexer
+ - name: AtSeriesIndexer
+ uid: bigframes.core.indexers.AtSeriesIndexer
+ - name: IatDataFrameIndexer
+ uid: bigframes.core.indexers.IatDataFrameIndexer
+ - name: IatSeriesIndexer
+ uid: bigframes.core.indexers.IatSeriesIndexer
  - name: ILocDataFrameIndexer
  uid: bigframes.core.indexers.ILocDataFrameIndexer
  - name: IlocSeriesIndexer

third_party/bigframes_vendored/pandas/core/frame.py

@@ -5129,12 +5129,20 @@ def loc(self):
 
  @property
  def iat(self):
- """Access a single value for a row/column pair by integer position."""
+ """Access a single value for a row/column pair by integer position.
+
+ Returns:
+ bigframes.core.indexers.IatDataFrameIndexer: Indexers object.
+ """
  raise NotImplementedError(constants.ABSTRACT_METHOD_ERROR_MESSAGE)
 
  @property
  def at(self):
- """Access a single value for a row/column label pair."""
+ """Access a single value for a row/column label pair.
+
+ Returns:
+ bigframes.core.indexers.AtDataFrameIndexer: Indexers object.
+ """
  raise NotImplementedError(constants.ABSTRACT_METHOD_ERROR_MESSAGE)
 
  def dot(self, other):

third_party/bigframes_vendored/pandas/core/series.py

@@ -3278,12 +3278,20 @@ def loc(self):
 
  @property
  def iat(self):
- """Access a single value for a row/column pair by integer position."""
+ """Access a single value for a row/column pair by integer position.
+
+ Returns:
+ bigframes.core.indexers.IatSeriesIndexer: Indexers object.
+ """
  raise NotImplementedError(constants.ABSTRACT_METHOD_ERROR_MESSAGE)
 
  @property
  def at(self):
- """Access a single value for a row/column label pair."""
+ """Access a single value for a row/column label pair.
+
+ Returns:
+ bigframes.core.indexers.AtSeriesIndexer: Indexers object.
+ """
  raise NotImplementedError(constants.ABSTRACT_METHOD_ERROR_MESSAGE)
 
  @property