inadob commented on a change in pull request #4502: [Relay][Frontend][TFlite]
Add parses support for SLICE
URL: https://github.com/apache/incubator-tvm/pull/4502#discussion_r357715907
##########
File path: tests/python/frontend/tflite/test_forward.py
##########
@@ -219,6 +219,26 @@ def test_forward_split():
_test_split((1, 3, 6, 5), -2, 3, 'float32')
_test_split((1, 3, 5, 6), -1, 3, 'float32')
+#######################################################################
+# slice
+# -----
+
+def _test_slice(data, begin, size):
+ """ One iteration of SLICE """
+ with tf.Graph().as_default():
+ in_data = array_ops.placeholder(shape=data.shape, dtype=data.dtype)
+ out = array_ops.slice(in_data, begin, size)
+ compare_tflite_with_tvm(data, 'Placeholder:0', [in_data], [out])
+
+def test_forward_slice():
+ """ SLICE """
+ _test_slice(np.arange(4, dtype=np.float32).reshape((4, )), begin=[0],
size=[2])
+ _test_slice(np.arange(18, dtype=np.int32).reshape((3, 2, 3)), begin=[1, 0,
0], size=[1, 1, 3])
+ # tflite 1.13 outputs nonsense values if size[i] == -1
+ if package_version.parse(tf.VERSION) >= package_version.parse('1.14.0'):
+ _test_slice(np.arange(8, dtype=np.int32).reshape((2, 4)), begin=[0,
1], size=[-1, -1])
Review comment:
The PR fixing the TF parser is ready: #4518
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