documentation: adding docs dedicated to SageMaker distributed versions

Author: Talia Chopra

doc/Makefile

@@ -3,7 +3,7 @@
 
 # You can set these variables from the command line.
 SPHINXOPTS    = -W
-SPHINXBUILD   = python -msphinx 
+SPHINXBUILD   = python3 -msphinx 
 SPHINXPROJ    = sagemaker
 SOURCEDIR     = .
 BUILDDIR      = _build

doc/api/training/smd_data_parallel_pytorch.rst renamed to doc/api/training/sdp_versions/smd_data_parallel_pytorch.rst

@@ -66,7 +66,7 @@ model.
 
 
 .. toctree::
-   :maxdepth: 2
+   :maxdepth: 3
 
    smd_data_parallel_pytorch
    smd_data_parallel_tensorflow

doc/api/training/smd_data_parallel_tensorflow.rst renamed to doc/api/training/sdp_versions/smd_data_parallel_tensorflow.rst

@@ -28,12 +28,12 @@ that are specific to supported frameworks, TensorFlow and PyTorch. To use the li
 **Common API** documentation alongside the framework specific API documentation.
 
 .. toctree::
-   :maxdepth: 1
+   :maxdepth: 2
 
    smd_model_parallel_general
-   smd_model_parallel_common_api
-   smd_model_parallel_pytorch
-   smd_model_parallel_tensorflow
+   smp_versions/smd_model_parallel_common_api
+   smp_versions/smd_model_parallel_pytorch
+   smp_versions/smd_model_parallel_tensorflow
 
 It is recommended to use this documentation alongside `SageMaker Distributed Model Parallel
 <http://docs.aws.amazon.com/sagemaker/latest/dg/model-parallel.html>`__ in the Amazon SageMaker