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[microTVM] Clean-up test_crt.py and add to pylint #13886

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Feb 1, 2023
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[microTVM] Clean-up test_crt.py and add to pylint #13886

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1 change: 1 addition & 0 deletions tests/lint/pylint.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -19,6 +19,7 @@ set -euxo pipefail

python3 -m pylint python/tvm --rcfile="$(dirname "$0")"/pylintrc
python3 -m pylint vta/python/vta --rcfile="$(dirname "$0")"/pylintrc
python3 -m pylint tests/python/unittest/test_crt.py --rcfile="$(dirname "$0")"/pylintrc
python3 -m pylint tests/python/unittest/test_tvmscript_type.py --rcfile="$(dirname "$0")"/pylintrc
python3 -m pylint tests/python/contrib/test_cmsisnn --rcfile="$(dirname "$0")"/pylintrc
python3 -m pylint tests/python/contrib/test_ethosn --rcfile="$(dirname "$0")"/pylintrc
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167 changes: 71 additions & 96 deletions tests/python/unittest/test_crt.py
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Original file line number Diff line number Diff line change
Expand Up @@ -15,15 +15,12 @@
# specific language governing permissions and limitations
# under the License.

import numpy as np
import os
"""Test C runtime"""

import pathlib
import shutil
import pytest

pytest.importorskip("pty")

import pytest
import numpy as np

import tvm
import tvm.relay
Expand All @@ -32,6 +29,8 @@
from tvm.relay.backend import Runtime
from tvm.relay.backend import Executor

pytest.importorskip("pty")

BUILD = True
DEBUG = False

Expand All @@ -57,38 +56,30 @@ def _make_session(temp_dir, mod):


def _make_add_sess(temp_dir):
A = tvm.te.placeholder((2,), dtype="int8")
B = tvm.te.placeholder((1,), dtype="int8")
C = tvm.te.compute(A.shape, lambda i: A[i] + B[0], name="C")
sched = tvm.te.create_schedule(C.op)
return _make_sess_from_op(temp_dir, "add", sched, [A, B, C])


def _make_ident_sess(temp_dir):
A = tvm.te.placeholder((2,), dtype="int8")
B = tvm.te.compute(A.shape, lambda i: A[i], name="B")
sched = tvm.te.create_schedule(B.op)
return _make_sess_from_op(temp_dir, "ident", sched, [A, B])
a = tvm.te.placeholder((2,), dtype="int8")
b = tvm.te.placeholder((1,), dtype="int8")
c = tvm.te.compute(a.shape, lambda i: a[i] + b[0], name="c")
sched = tvm.te.create_schedule(c.op)
return _make_sess_from_op(temp_dir, "add", sched, [a, b, c])


@tvm.testing.requires_micro
def test_compile_runtime():
"""Test compiling the on-device runtime."""
import tvm.micro

temp_dir = tvm.contrib.utils.tempdir()

with _make_add_sess(temp_dir) as sess:
A_data = tvm.nd.array(np.array([2, 3], dtype="int8"), device=sess.device)
assert (A_data.numpy() == np.array([2, 3])).all()
B_data = tvm.nd.array(np.array([4], dtype="int8"), device=sess.device)
assert (B_data.numpy() == np.array([4])).all()
C_data = tvm.nd.array(np.array([0, 0], dtype="int8"), device=sess.device)
assert (C_data.numpy() == np.array([0, 0])).all()
a_data = tvm.nd.array(np.array([2, 3], dtype="int8"), device=sess.device)
assert (a_data.numpy() == np.array([2, 3])).all()
b_data = tvm.nd.array(np.array([4], dtype="int8"), device=sess.device)
assert (b_data.numpy() == np.array([4])).all()
c_data = tvm.nd.array(np.array([0, 0], dtype="int8"), device=sess.device)
assert (c_data.numpy() == np.array([0, 0])).all()

system_lib = sess.get_system_lib()
system_lib.get_function("add")(A_data, B_data, C_data)
assert (C_data.numpy() == np.array([6, 7])).all()
system_lib.get_function("add")(a_data, b_data, c_data)
assert (c_data.numpy() == np.array([6, 7])).all()


@tvm.testing.requires_micro
Expand All @@ -111,8 +102,6 @@ def test_compile_runtime_llvm():
@tvm.testing.requires_micro
def test_reset():
"""Test when the remote end resets during a session."""
import tvm.micro
from tvm.micro import transport

temp_dir = tvm.contrib.utils.tempdir()

Expand All @@ -128,10 +117,7 @@ def test_reset():
def test_graph_executor():
"""Test use of the graph executor with microTVM."""

ws_root = pathlib.Path(os.path.dirname(__file__) + "/micro-workspace")
if ws_root.exists():
shutil.rmtree(ws_root)
temp_dir = tvm.contrib.utils.tempdir(ws_root.resolve())
temp_dir = tvm.contrib.utils.tempdir()
relay_mod = tvm.parser.fromtext(
"""
#[version = "0.0.5"]
Expand All @@ -147,15 +133,15 @@ def @main(%a : Tensor[(1, 2), uint8], %b : Tensor[(1, 2), uint8]) {

def do_test(graph_mod):

A_data = tvm.nd.array(np.array([2, 3], dtype="uint8"), device=sess.device)
assert (A_data.numpy() == np.array([2, 3])).all()
B_data = tvm.nd.array(np.array([4, 7], dtype="uint8"), device=sess.device)
assert (B_data.numpy() == np.array([4, 7])).all()
a_data = tvm.nd.array(np.array([2, 3], dtype="uint8"), device=sess.device)
assert (a_data.numpy() == np.array([2, 3])).all()
b_data = tvm.nd.array(np.array([4, 7], dtype="uint8"), device=sess.device)
assert (b_data.numpy() == np.array([4, 7])).all()

assert graph_mod.get_input_index("a") == 0
assert graph_mod.get_input_index("b") == 1

graph_mod.run(a=A_data, b=B_data)
graph_mod.run(a=a_data, b=b_data)

out = graph_mod.get_output(0)
assert (out.numpy() == np.array([6, 10])).all()
Expand All @@ -179,10 +165,7 @@ def do_test(graph_mod):
def test_aot_executor():
"""Test use of the AOT executor with microTVM."""

ws_root = pathlib.Path(os.path.dirname(__file__) + "/micro-workspace")
if ws_root.exists():
shutil.rmtree(ws_root)
temp_dir = tvm.contrib.utils.tempdir(ws_root.resolve())
temp_dir = tvm.contrib.utils.tempdir()
relay_mod = tvm.parser.fromtext(
"""
#[version = "0.0.5"]
Expand Down Expand Up @@ -210,20 +193,20 @@ def do_test():
assert aot_executor.get_num_inputs() == 2
assert aot_executor.get_num_outputs() == 1

A_np = np.array([[2, 3]], dtype="uint8")
B_np = np.array([[4, 7]], dtype="uint8")
a_np = np.array([[2, 3]], dtype="uint8")
b_np = np.array([[4, 7]], dtype="uint8")

A_data = aot_executor.get_input("a").copyfrom(A_np)
B_data = aot_executor.get_input("b").copyfrom(B_np)
aot_executor.get_input("a").copyfrom(a_np)
b_data = aot_executor.get_input("b").copyfrom(b_np)

aot_executor.run()

out = aot_executor.get_output(0)
assert (out.numpy() == np.array([6, 10])).all()

B_np_new = np.array([[5, 8]])
aot_executor.set_input("b", B_np_new)
assert (B_data.numpy() == B_np_new).all()
b_np_new = np.array([[5, 8]])
aot_executor.set_input("b", b_np_new)
assert (b_data.numpy() == b_np_new).all()

with _make_session(temp_dir, factory) as sess:
do_test()
Expand All @@ -233,10 +216,7 @@ def do_test():
def test_aot_executor_usmp_const_pool():
"""Test the AOT executor with microTVM using USMP to generate a constant data pool."""

ws_root = pathlib.Path(os.path.dirname(__file__) + "/micro-workspace-usmp")
if ws_root.exists():
shutil.rmtree(ws_root)
temp_dir = tvm.contrib.utils.tempdir(ws_root.resolve())
temp_dir = tvm.contrib.utils.tempdir()
relay_mod = tvm.parser.fromtext(
"""
#[version = "0.0.5"]
Expand All @@ -251,9 +231,8 @@ def @main(%a : Tensor[(1, 2), uint8], %b : Tensor[(1, 2), uint8], %c : Tensor[(1
executor = Executor("aot")
main_func = relay_mod["main"]
type_dict = {p.name_hint: p.checked_type.dtype for p in main_func.params}
B_np = np.array([[4, 7]], dtype="uint8").astype(type_dict["b"])
C_np = np.array([[8, 9]], dtype="uint8").astype(type_dict["c"])
params = {"c": C_np}
c_np = np.array([[8, 9]], dtype="uint8").astype(type_dict["c"])
params = {"c": c_np}
with tvm.transform.PassContext(
opt_level=3, config={"tir.disable_vectorize": True, "tir.usmp.enable": True}
):
Expand All @@ -272,28 +251,28 @@ def do_test():
sess.get_system_lib(), sess.device, "default"
)
)
except tvm._ffi.base.TVMError as e:
raise e
except tvm._ffi.base.TVMError as excpt:
raise excpt

assert aot_executor.get_input_index("a") == 0
assert aot_executor.get_input_index("b") == 1

assert aot_executor.get_num_inputs() == 2
assert aot_executor.get_num_outputs() == 1

A_np = np.array([[2, 3]], dtype="uint8")
B_np = np.array([[4, 7]], dtype="uint8")
a_np = np.array([[2, 3]], dtype="uint8")
b_np = np.array([[4, 7]], dtype="uint8")

A_data = aot_executor.get_input("a").copyfrom(A_np)
B_data = aot_executor.get_input("b").copyfrom(B_np)
a_data = aot_executor.get_input("a").copyfrom(a_np)
b_data = aot_executor.get_input("b").copyfrom(b_np)
aot_executor.run()

out = aot_executor.get_output(0)
assert (out.numpy() == np.array([14, 19])).all()

B_np_new = np.array([[5, 8]])
aot_executor.set_input("b", B_np_new)
assert (B_data.numpy() == B_np_new).all()
b_np_new = np.array([[5, 8]])
aot_executor.set_input("b", b_np_new)
assert (b_data.numpy() == b_np_new).all()

with _make_session(temp_dir, factory) as sess:
do_test()
Expand All @@ -302,78 +281,74 @@ def do_test():
@tvm.testing.requires_micro
def test_std_math_functions():
"""Verify that standard math functions can be used."""
import tvm.micro

temp_dir = tvm.contrib.utils.tempdir()

with _make_add_sess(temp_dir) as sess:
A_data = tvm.nd.array(np.array([2, 3], dtype="int8"), device=sess.device)
assert (A_data.numpy() == np.array([2, 3])).all()
B_data = tvm.nd.array(np.array([4], dtype="int8"), device=sess.device)
assert (B_data.numpy() == np.array([4])).all()
C_data = tvm.nd.array(np.array([0, 0], dtype="int8"), device=sess.device)
assert (C_data.numpy() == np.array([0, 0])).all()
a_data = tvm.nd.array(np.array([2, 3], dtype="int8"), device=sess.device)
assert (a_data.numpy() == np.array([2, 3])).all()
b_data = tvm.nd.array(np.array([4], dtype="int8"), device=sess.device)
assert (b_data.numpy() == np.array([4])).all()
c_data = tvm.nd.array(np.array([0, 0], dtype="int8"), device=sess.device)
assert (c_data.numpy() == np.array([0, 0])).all()

system_lib = sess.get_system_lib()
system_lib.get_function("add")(A_data, B_data, C_data)
system_lib.get_function("add")(a_data, b_data, c_data)

temp_dir = tvm.contrib.utils.tempdir()
A = tvm.te.placeholder((2,), dtype="float32", name="A")
B = tvm.te.compute(A.shape, lambda i: tvm.te.exp(A[i]), name="B")
s = tvm.te.create_schedule(B.op)
a = tvm.te.placeholder((2,), dtype="float32", name="a")
b = tvm.te.compute(a.shape, lambda i: tvm.te.exp(a[i]), name="b")
s = tvm.te.create_schedule(b.op)

with _make_sess_from_op(temp_dir, "myexpf", s, [A, B]) as sess:
A_data = tvm.nd.array(np.array([2.0, 3.0], dtype="float32"), device=sess.device)
B_data = tvm.nd.array(np.array([2.0, 3.0], dtype="float32"), device=sess.device)
with _make_sess_from_op(temp_dir, "myexpf", s, [a, b]) as sess:
a_data = tvm.nd.array(np.array([2.0, 3.0], dtype="float32"), device=sess.device)
b_data = tvm.nd.array(np.array([2.0, 3.0], dtype="float32"), device=sess.device)
lib = sess.get_system_lib()
func = lib["myexpf"]
func(A_data, B_data)
np.testing.assert_allclose(B_data.numpy(), np.array([7.389056, 20.085537]))
func(a_data, b_data)
np.testing.assert_allclose(b_data.numpy(), np.array([7.389056, 20.085537]))


@tvm.testing.requires_micro
def test_platform_timer():
"""Verify the platform timer can be used to time remote functions."""
import tvm.micro

temp_dir = tvm.contrib.utils.tempdir()
A = tvm.te.placeholder((2,), dtype="float32", name="A")
B = tvm.te.compute(A.shape, lambda i: tvm.te.exp(A[i]), name="B")
s = tvm.te.create_schedule(B.op)
a = tvm.te.placeholder((2,), dtype="float32", name="a")
b = tvm.te.compute(a.shape, lambda i: tvm.te.exp(a[i]), name="b")
s = tvm.te.create_schedule(b.op)

with _make_sess_from_op(temp_dir, "myexpf", s, [A, B]) as sess:
A_data = tvm.nd.array(np.array([2.0, 3.0], dtype="float32"), device=sess.device)
B_data = tvm.nd.array(np.array([2.0, 3.0], dtype="float32"), device=sess.device)
with _make_sess_from_op(temp_dir, "myexpf", s, [a, b]) as sess:
a_data = tvm.nd.array(np.array([2.0, 3.0], dtype="float32"), device=sess.device)
b_data = tvm.nd.array(np.array([2.0, 3.0], dtype="float32"), device=sess.device)
lib = sess.get_system_lib()
time_eval_f = lib.time_evaluator(
"myexpf", sess.device, number=2000, repeat=3, min_repeat_ms=40
)
result = time_eval_f(A_data, B_data)
result = time_eval_f(a_data, b_data)
assert result.mean > 0
assert len(result.results) == 3


@tvm.testing.requires_micro
def test_autotune():
"""Verify that autotune works with micro."""
import tvm.relay as relay
from tvm.micro.testing.utils import check_tune_log

runtime = Runtime("crt", {"system-lib": True})

data = relay.var("data", relay.TensorType((1, 3, 64, 64), "float32"))
weight = relay.var("weight", relay.TensorType((8, 3, 5, 5), "float32"))
y = relay.nn.conv2d(
data = tvm.relay.var("data", tvm.relay.TensorType((1, 3, 64, 64), "float32"))
weight = tvm.relay.var("weight", tvm.relay.TensorType((8, 3, 5, 5), "float32"))
y = tvm.relay.nn.conv2d(
data,
weight,
padding=(2, 2),
kernel_size=(5, 5),
kernel_layout="OIHW",
out_dtype="float32",
)
f = relay.Function([data, weight], y)
f = tvm.relay.Function([data, weight], y)
mod = tvm.IRModule.from_expr(f)
mod = relay.transform.InferType()(mod)
mod = tvm.relay.transform.InferType()(mod)

main_func = mod["main"]
shape_dict = {p.name_hint: p.checked_type.concrete_shape for p in main_func.params}
Expand Down