sync changes.

Author: ChanchalKumarMaji

docs/api_docs/python/tfds/_api_cache.json

@@ -462,6 +462,7 @@
     "tfds.features.FeatureConnector.save_metadata": true, 
     "tfds.features.FeatureConnector.shape": true, 
     "tfds.features.FeaturesDict": false, 
+    "tfds.features.FeaturesDict.__contains__": true, 
     "tfds.features.FeaturesDict.__getitem__": true, 
     "tfds.features.FeaturesDict.__init__": true, 
     "tfds.features.FeaturesDict.__iter__": true, 

docs/api_docs/python/tfds/core/SplitBase.md

@@ -45,7 +45,7 @@ There are three parts to the composition:
      to define which files to read and how to skip examples within file.
 
   ```
-  files_to_read = read_instruction.split_info_list
+  files_to_read = read_instruction.split_info
   slice_per_file = read_instruction.slice_list
   ```
 

docs/api_docs/python/tfds/features/FeaturesDict.md

@@ -3,6 +3,7 @@
 <meta itemprop="path" content="Stable" />
 <meta itemprop="property" content="dtype"/>
 <meta itemprop="property" content="shape"/>
+<meta itemprop="property" content="__contains__"/>
 <meta itemprop="property" content="__getitem__"/>
 <meta itemprop="property" content="__init__"/>
 <meta itemprop="property" content="__iter__"/>
@@ -24,11 +25,8 @@
 
 Composite `FeatureConnector`; each feature in `dict` has its own connector.
 
-Inherits From: [`FeatureConnector`](../../tfds/features/FeatureConnector.md)
-
-
-
-Defined in [`core/features/feature.py`](https://github.com/tensorflow/datasets/tree/master/tensorflow_datasets/core/features/feature.py).
+Defined in
+[`core/features/features_dict.py`](https://github.com/tensorflow/datasets/tree/master/tensorflow_datasets/core/features/features_dict.py).
 
 <!-- Placeholder for "Used in" -->
 
@@ -126,6 +124,12 @@ Return the shape (or dict of shape) of this FeatureConnector.
 
 ## Methods
 
+<h3 id="__contains__"><code>__contains__</code></h3>
+
+```python
+__contains__(k)
+```
+
 <h3 id="__getitem__"><code>__getitem__</code></h3>
 
 ``` python
@@ -149,10 +153,18 @@ __len__()
 <h3 id="decode_example"><code>decode_example</code></h3>
 
 ```python
-decode_example(example_dict)
+decode_example(serialized_example)
 ```
 
-See base class for details.
+Decode the serialize examples.
+
+#### Args:
+
+*   <b>`serialized_example`</b>: Nested `dict` of `tf.Tensor`
+
+#### Returns:
+
+*   <b>`example`</b>: Nested `dict` containing the decoded nested examples.
 
 <h3 id="encode_example"><code>encode_example</code></h3>
 

docs/api_docs/python/tfds/features/Sequence.md

@@ -20,10 +20,6 @@
 
 Composite `FeatureConnector` for a `dict` where each value is a list.
 
-Inherits From: [`FeatureConnector`](../../tfds/features/FeatureConnector.md)
-
-
-
 Defined in [`core/features/sequence_feature.py`](https://github.com/tensorflow/datasets/tree/master/tensorflow_datasets/core/features/sequence_feature.py).
 
 <!-- Placeholder for "Used in" -->
@@ -109,9 +105,19 @@ Convenience method to access the underlying features.
 <h3 id="decode_example"><code>decode_example</code></h3>
 
 ```python
-decode_example(tfexample_dict)
+decode_example(serialized_example)
 ```
 
+Decode the serialize examples.
+
+#### Args:
+
+*   <b>`serialized_example`</b>: Nested `dict` of `tf.Tensor`
+
+#### Returns:
+
+*   <b>`example`</b>: Nested `dict` containing the decoded nested examples.
+
 <h3 id="encode_example"><code>encode_example</code></h3>
 
 ```python

docs/api_docs/python/tfds/features/TensorInfo.md

@@ -22,7 +22,8 @@ Defined in [`core/features/feature.py`](https://github.com/tensorflow/datasets/t
 __init__(
     shape,
     dtype,
-    default_value=None
+    default_value=None,
+    sequence_rank=None
 )
 ```
 
@@ -34,6 +35,9 @@ Constructor.
 *   <b>`dtype`</b>: Tensor dtype
 *   <b>`default_value`</b>: Used for retrocompatibility with previous files if a
     new field is added to provide a default value when reading the file.
+*   <b>`sequence_rank`</b>: `int`, Number of
+    <a href="../../tfds/features/Sequence.md"><code>tfds.features.Sequence</code></a>
+    dimension.
 
 ## Methods
 

docs/api_docs/python/tfds/features/Video.md

@@ -105,9 +105,19 @@ Convenience method to access the underlying features.
 <h3 id="decode_example"><code>decode_example</code></h3>
 
 ```python
-decode_example(tfexample_dict)
+decode_example(serialized_example)
 ```
 
+Decode the serialize examples.
+
+#### Args:
+
+*   <b>`serialized_example`</b>: Nested `dict` of `tf.Tensor`
+
+#### Returns:
+
+*   <b>`example`</b>: Nested `dict` containing the decoded nested examples.
+
 <h3 id="encode_example"><code>encode_example</code></h3>
 
 ``` python