codeislife99 commented on a change in pull request #7125:
URL: https://github.com/apache/tvm/pull/7125#discussion_r546652775
##########
File path: python/tvm/relay/op/transform.py
##########
@@ -1320,3 +1320,47 @@ def adv_index(inputs):
Output tensor.
"""
return _make.adv_index(Tuple(inputs))
+
+
+def sparsereshape(sparse_indices, sparse_values, prev_shape, new_shape):
+ """
+ Reshape a Sparse Tensor
+
+ Parameters
+ ----------
+ inputs : List[relay.Expr]
+ Input tensor and indices.
+ The first tensor is input data and rests are indices.
+
+ Returns
+ -------
+ result: relay.Expr
+ Output tensor.
+ Examples
+ --------
+ .. code-block:: python
+
+ sparse_indices = [[0, 0, 0],
+ [0, 0, 1],
+ [0, 1, 0],
+ [1, 0, 0],
+ [1, 2, 3]]
+
+ sparse_values = [7, 5, 6, 3, 9]
+
+ prev_shape = [2, 3, 4]
+
+ new_shape = [9, -1]
+
+ relay.sparsereshape(sparse_indices,
+ sparse_values,
+ prev_shape,
+ new_shape)
+ = [[0, 0],
+ [0, 1],
+ [1, 2],
+ [4, 2],
+ [8, 1]]
+
Review comment:
Done.
##########
File path: python/tvm/topi/transform.py
##########
@@ -931,3 +931,47 @@ def adv_index(data, indices):
Output tensor
"""
return cpp.adv_index(data, indices)
+
+
+def sparsereshape(sparse_indices, sparse_values, prev_shape, new_shape):
+ """
+ Reshape a Sparse Tensor
+
+ Parameters
+ ----------
+ inputs : List[relay.Expr]
+ Input tensor and indices.
+ The first tensor is input data and rests are indices.
+
+ Returns
+ -------
+ result: relay.Expr
+ Output tensor.
+ Examples
+ --------
+ .. code-block:: python
+
+ sparse_indices = [[0, 0, 0],
+ [0, 0, 1],
+ [0, 1, 0],
+ [1, 0, 0],
+ [1, 2, 3]]
+
+ sparse_values = [7, 5, 6, 3, 9]
+
+ prev_shape = [2, 3, 4]
+
+ new_shape = [9, -1]
+
+ relay.sparsereshape(sparse_indices,
+ sparse_values,
+ prev_shape,
+ new_shape)
+ = [[0, 0],
+ [0, 1],
+ [1, 2],
+ [4, 2],
+ [8, 1]]
+
Review comment:
Done.
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