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Use skip from pytest instead of nose. #4107

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Use skip from pytest instead of nose. #4107

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26 changes: 12 additions & 14 deletions tests/python/contrib/test_gemm_acc32_vnni.py
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Original file line number Diff line number Diff line change
Expand Up @@ -18,12 +18,12 @@

import tvm
import numpy as np
from pytest import skip
from topi.x86.tensor_intrin import dot_16x1x16_int8_int8_int32_vnni
from topi.x86.tensor_intrin import dot_16x1x16_int8_int8_int32
from nose.tools import nottest


@nottest

def test_fc_int8_acc32():
m = 1024
n = 1024
Expand All @@ -37,16 +37,17 @@ def test_fc_int8_acc32():
memory_ops = m * k + n * k + 2 * m * n
gops_per_mm = 2 * m * n * k

# For LLVM < 8.0, it shows "'cascadelake' is not a recognized processor for this target
# (ignoring processor)" error with the following setting. After LLVM 8.0 is enabled in the
# test, we should use cascadelake setting.
#There are versions of llvm (<8.0) where cascadelake is not
#recognized, skip the test when encountering them.
def verify(target="llvm -mcpu=cascadelake"):
if not tvm.module.enabled(target):
print("skip because %s is not enabled..." % target)
return
try:
tvm.module.enabled(target)
ctx = tvm.context(target, 0)
pc = dot_16x1x16_int8_int8_int32_vnni()
except:
skip("%s is not enabled" % target)
exit(0)

ctx = tvm.context(target, 0)
pc = dot_16x1x16_int8_int8_int32_vnni()
ak = tvm.reduce_axis((0, k), name='k')
packedW = tvm.placeholder(
(n // 16, 16 * (k // 4), 4), name='packedW', dtype="int8")
Expand Down Expand Up @@ -98,8 +99,5 @@ def verify(target="llvm -mcpu=cascadelake"):


if __name__ == "__main__":
# The test requires Cascade Lake and newer Intel machines to generate the
# correct AVX512 VNNI instruction. So, disabling the test.

# test_fc_int8_acc32()
test_fc_int8_acc32()
pass