[ci]: add int4_1 & int4_1k (#1653)

* [feat]: init amd adaption

* [feat]: add blis support

* [fix]: fix setup and moe kernel warpper

* [fix](setup.py): support rebuild with cache and import kt_kernel works
fine

* [feat]: add moe_kernel converter for amd and implement the load
method(haven't tested yet)

* [feat](moe_kernel/moe.hpp): delete unused memory when using save

* [fix](moe_kernel): update PLAIN for pack

* [fix](moe_kernel): rm printf debug

* [fix](moe_kernel): skip gpu experts

* [fix](moe_kernel/moe.hpp): update include memory path

* [feat](moe_kernel/moe.hpp): support expert deferral

* [feat]: finish amd

* [ci]: add int4_1 & int4_1k

---------

Co-authored-by: mrhaoxx <mr.haoxx@gmail.com>
This commit is contained in:
ZiWei Yuan 2025-12-02 15:58:14 +08:00 committed by GitHub
parent fd78fe520a
commit c2b8c60c4e
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
3 changed files with 683 additions and 33 deletions

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@ -6,6 +6,8 @@ set -euo pipefail
REPO_ROOT="$(git rev-parse --show-toplevel)"
# kt-kernel project directory within the monorepo
KERNEL_DIR="$REPO_ROOT/kt-kernel"
# Relative path for matching staged files under repo root
REL_KERNEL_DIR="kt-kernel"
BUILD_DIR="$KERNEL_DIR/build"
FORMAT_TARGET="format"
CLANG_FORMAT_BIN="${CLANG_FORMAT_BIN:-clang-format}"
@ -22,44 +24,48 @@ if ! command -v "$BLACK_BIN" >/dev/null 2>&1; then
echo "[pre-commit] black not found (looked for $BLACK_BIN). Skipping Python format." >&2
fi
# Configure kt-kernel build directory if missing (quiet)
if [ ! -d "$BUILD_DIR" ] || { [ ! -f "$BUILD_DIR/Makefile" ] && [ ! -f "$BUILD_DIR/build.ninja" ]; }; then
echo "[pre-commit] configuring kt-kernel (cmake) ..." >&2
cmake -S "$KERNEL_DIR" -B "$BUILD_DIR" >/dev/null
## Format only staged changes within kt-kernel
# Collect staged files (Added/Modified/Copied/Renamed)
mapfile -d '' STAGED < <(git diff --cached --name-only -z --diff-filter=AMCR)
PY_CHANGED=()
CPP_CHANGED=()
for f in "${STAGED[@]}"; do
case "$f" in
"$REL_KERNEL_DIR"/*)
ext="${f##*.}"
case "$ext" in
py)
PY_CHANGED+=("$f")
;;
c|cc|cpp|cxx|h|hh|hpp|hxx|cu|cuh)
CPP_CHANGED+=("$f")
;;
esac
;;
esac
done
# Run clang-format only on staged C/C++ files
if command -v "$CLANG_FORMAT_BIN" >/dev/null 2>&1 && [ ${#CPP_CHANGED[@]} -gt 0 ]; then
echo "[pre-commit] clang-format on ${#CPP_CHANGED[@]} files" >&2
for f in "${CPP_CHANGED[@]}"; do
"$CLANG_FORMAT_BIN" -i "$f"
done
fi
# Run format target (prefer ninja if present)
# Run clang-format target when available and tool present
if command -v "$CLANG_FORMAT_BIN" >/dev/null 2>&1; then
if [ -f "$BUILD_DIR/build.ninja" ]; then
(cd "$BUILD_DIR" && ninja -k0 "$FORMAT_TARGET" >/dev/null)
else
(cd "$BUILD_DIR" && make "$FORMAT_TARGET")
fi
## Run black only on staged Python files
if command -v "$BLACK_BIN" >/dev/null 2>&1 && [ ${#PY_CHANGED[@]} -gt 0 ]; then
echo "[pre-commit] black on ${#PY_CHANGED[@]} files" >&2
"$BLACK_BIN" "${PY_CHANGED[@]}"
fi
# Run black on staged python files (or entire repo if you prefer)
if command -v "$BLACK_BIN" >/dev/null 2>&1; then
# Run black only on kt-kernel's python and scripts directories
BLACK_PATHS=""
if [ -d "$KERNEL_DIR/python" ]; then
BLACK_PATHS="$BLACK_PATHS $KERNEL_DIR/python"
fi
if [ -d "$KERNEL_DIR/scripts" ]; then
BLACK_PATHS="$BLACK_PATHS $KERNEL_DIR/scripts"
fi
if [ -n "$BLACK_PATHS" ]; then
echo "[pre-commit] running black on:$BLACK_PATHS" >&2
# shellcheck disable=SC2086
$BLACK_BIN $BLACK_PATHS
fi
fi
# Stage any formatting changes for tracked files
if ! git diff --quiet --exit-code; then
# Stage any formatting changes for tracked, formatted files only
FMT_FILES=("${PY_CHANGED[@]}" "${CPP_CHANGED[@]}")
if [ ${#FMT_FILES[@]} -gt 0 ] && ! git diff --quiet --exit-code -- "${FMT_FILES[@]}"; then
echo "[pre-commit] Formatting applied; updating index." >&2
# Add only modified tracked files (exclude untracked new files not staged yet unless user staged them)
git add -u
git add "${FMT_FILES[@]}"
echo "[pre-commit] Re-run git commit to proceed after reviewing changes." >&2
exit 1
fi

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@ -0,0 +1,315 @@
#!/usr/bin/env python
# coding=utf-8
"""AMX MOE INT4 benchmark tests for KT-Kernel.
Benchmarks performance (bandwidth and FLOPS) of AMX-accelerated INT4 MOE operations.
"""
import os
import sys
import time
import json
import subprocess
import platform
import pytest
# Add parent directory to path for CI registration
sys.path.insert(0, os.path.join(os.path.dirname(__file__), ".."))
from ci.ci_register import register_cpu_ci
# Register this test for CPU CI with estimated runtime of 300 seconds
register_cpu_ci(est_time=300, suite="default")
# Check if dependencies are available
try:
import torch
import kt_kernel_ext
from tqdm import tqdm
HAS_DEPS = True
except ImportError as e:
HAS_DEPS = False
import_error = str(e)
# Test parameters (from original bench_moe_amx.py)
expert_num = 16
hidden_size = 7168
intermediate_size = 2048
max_len = 25600
num_experts_per_tok = 8
layer_num = 2
qlen = 1024
warm_up_iter = 1000
test_iter = 2000
# Worker configuration
worker_config_dict = {
"subpool_count": 2,
"subpool_numa_map": [0, 1],
"subpool_thread_count": [30, 30],
}
CPUINFER_PARAM = 60
def get_git_commit():
"""Get current git commit information."""
result = {}
try:
commit = subprocess.check_output(["git", "rev-parse", "HEAD"]).decode("utf-8").strip()
commit_msg = subprocess.check_output(["git", "log", "-1", "--pretty=%B"]).decode("utf-8").strip()
result["commit"] = commit
result["commit_message"] = commit_msg
dirty_output = subprocess.check_output(["git", "status", "--porcelain"]).decode("utf-8").strip()
if dirty_output:
result["dirty"] = True
result["dirty_files"] = dirty_output.splitlines()
else:
result["dirty"] = False
except Exception as e:
result["commit"] = None
result["commit_message"] = None
result["dirty"] = None
result["error"] = str(e)
return result
def get_system_info():
"""Get system information including CPU model, memory, cores, and sockets."""
info = {}
uname = platform.uname()
info["system_name"] = uname.system
info["node_name"] = uname.node
# Get CPU model (Linux only)
cpu_model = None
if os.path.exists("/proc/cpuinfo"):
try:
with open("/proc/cpuinfo", "r") as f:
for line in f:
if "model name" in line:
cpu_model = line.split(":", 1)[1].strip()
break
except Exception as e:
cpu_model = f"Error: {e}"
info["cpu_model"] = cpu_model
# Get memory size in GB (Linux only)
mem_total_gb = None
if os.path.exists("/proc/meminfo"):
try:
with open("/proc/meminfo", "r") as f:
for line in f:
if "MemTotal" in line:
mem_kb = float(line.split(":", 1)[1].split()[0])
mem_total_gb = round(mem_kb / (1024 * 1024), 2)
break
except Exception as e:
mem_total_gb = f"Error: {e}"
info["memory_size_GB"] = mem_total_gb
# Get CPU core count
info["cpu_core_count"] = os.cpu_count()
# Get socket count
sockets = set()
if os.path.exists("/proc/cpuinfo"):
try:
with open("/proc/cpuinfo", "r") as f:
for line in f:
if "physical id" in line:
sockets.add(line.split(":", 1)[1].strip())
except Exception as e:
sockets = set()
info["cpu_socket_count"] = len(sockets) if len(sockets) > 0 else 1
return info
def record_results(result, filename):
"""Append results to JSONL file."""
with open(filename, "a") as f:
f.write(json.dumps(result) + "\n")
@pytest.mark.cpu
def test_moe_amx_int4_1_benchmark():
"""Benchmark AMX INT4 MOE performance."""
if not HAS_DEPS:
pytest.skip(f"Dependencies not available: {import_error}")
quant_mode = "int4"
bytes_per_elem = 0.5
# Setup output file
script_dir = os.path.dirname(os.path.abspath(__file__))
json_path = os.path.join(script_dir, "bench_moe_amx_int4_1.jsonl")
with torch.inference_mode():
# Initialize CPUInfer with worker config
worker_config = kt_kernel_ext.WorkerPoolConfig()
worker_config.subpool_count = worker_config_dict["subpool_count"]
worker_config.subpool_numa_map = worker_config_dict["subpool_numa_map"]
worker_config.subpool_thread_count = worker_config_dict["subpool_thread_count"]
CPUInfer = kt_kernel_ext.CPUInfer(worker_config)
# Initialize MOE layers
moes = []
for layer_index in range(layer_num):
gate_proj = (
torch.randn((expert_num, intermediate_size, hidden_size), dtype=torch.float32, device="cuda")
.to("cpu")
.contiguous()
)
up_proj = (
torch.randn((expert_num, intermediate_size, hidden_size), dtype=torch.float32, device="cuda")
.to("cpu")
.contiguous()
)
down_proj = (
torch.randn((expert_num, hidden_size, intermediate_size), dtype=torch.float32, device="cuda")
.to("cpu")
.contiguous()
)
config = kt_kernel_ext.moe.MOEConfig(expert_num, num_experts_per_tok, hidden_size, intermediate_size, 0)
config.max_len = max_len
config.gate_proj = gate_proj.data_ptr()
config.up_proj = up_proj.data_ptr()
config.down_proj = down_proj.data_ptr()
config.pool = CPUInfer.backend_
moe = kt_kernel_ext.moe.AMXInt4_MOE(config)
CPUInfer.submit(moe.load_weights_task())
CPUInfer.sync()
moes.append(moe)
# Generate test data
gen_iter = 3000
expert_ids = (
torch.rand(gen_iter * qlen, expert_num, device="cpu")
.argsort(dim=-1)[:, :num_experts_per_tok]
.reshape(gen_iter, qlen * num_experts_per_tok)
.to("cpu")
.contiguous()
)
weights = (
torch.rand((gen_iter, qlen, num_experts_per_tok), dtype=torch.float32, device="cpu").to("cpu").contiguous()
)
input_tensor = (
torch.randn((layer_num, qlen, hidden_size), dtype=torch.bfloat16, device="cuda").to("cpu").contiguous()
)
output_tensor = (
torch.empty((layer_num, qlen, hidden_size), dtype=torch.bfloat16, device="cuda").to("cpu").contiguous()
)
bsz_tensor = torch.tensor([qlen], device="cpu")
# Warm-up iterations
print(f"Running warm-up for {warm_up_iter} iterations...")
for i in tqdm(range(warm_up_iter), desc="Warm-up"):
CPUInfer.submit(
moes[i % layer_num].forward_task(
bsz_tensor.data_ptr(),
num_experts_per_tok,
expert_ids[i % gen_iter].data_ptr(),
weights[i % gen_iter].data_ptr(),
input_tensor[i % layer_num].data_ptr(),
output_tensor[i % layer_num].data_ptr(),
False,
)
)
CPUInfer.sync()
# Test iterations
print(f"Running test for {test_iter} iterations...")
start = time.perf_counter()
for i in tqdm(range(test_iter), desc="Testing"):
CPUInfer.submit(
moes[i % layer_num].forward_task(
bsz_tensor.data_ptr(),
num_experts_per_tok,
expert_ids[i % gen_iter].data_ptr(),
weights[i % gen_iter].data_ptr(),
input_tensor[i % layer_num].data_ptr(),
output_tensor[i % layer_num].data_ptr(),
False,
)
)
CPUInfer.sync()
end = time.perf_counter()
total_time = end - start
# Calculate performance metrics
time_per_iter_us = total_time / test_iter * 1e6
bandwidth = (
hidden_size
* intermediate_size
* 3
* num_experts_per_tok
* (1 / 8 * 256 * (1 - (31 / 32) ** qlen))
* bytes_per_elem
* test_iter
/ total_time
/ 1e9
) # GB/s
flops = (
hidden_size * intermediate_size * qlen * 3 * num_experts_per_tok * 2 * test_iter / total_time / 1e12
) # TFLOPS
print("Quant mode: ", quant_mode)
print("Time(s): ", total_time)
print("Iteration: ", test_iter)
print("Time(us) per iteration: ", time_per_iter_us)
print("Bandwidth: ", bandwidth, "GB/s")
print("Flops: ", flops, "TFLOPS")
# Record results
result = {
"quant_mode": quant_mode,
"total_time_seconds": total_time,
"iterations": test_iter,
"time_per_iteration_us": time_per_iter_us,
"bandwidth_GBs": bandwidth,
"flops_TFLOPS": flops,
"timestamp": time.strftime("%Y-%m-%d %H:%M:%S", time.localtime()),
"test_parameters": {
"expert_num": expert_num,
"hidden_size": hidden_size,
"intermediate_size": intermediate_size,
"max_len": max_len,
"num_experts_per_tok": num_experts_per_tok,
"layer_num": layer_num,
"qlen": qlen,
"warm_up_iter": warm_up_iter,
"test_iter": test_iter,
"CPUInfer_parameter": CPUINFER_PARAM,
},
}
result.update(get_git_commit())
result.update(get_system_info())
record_results(result, json_path)
print(f"Results saved to {json_path}")
def run_all_tests():
"""Run all tests in this file (for standalone execution)."""
if not HAS_DEPS:
print(f"Dependencies not available: {import_error}")
print("Skipping AMX MOE INT4 benchmark tests")
return
try:
print("Running AMX MOE INT4 benchmark test...")
test_moe_amx_int4_1_benchmark()
print("AMX MOE INT4 benchmark test passed")
print("\nAll tests passed!")
except Exception as e:
print(f"\nTest failed: {e}")
import traceback
traceback.print_exc()
sys.exit(1)
if __name__ == "__main__":
run_all_tests()

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@ -0,0 +1,329 @@
#!/usr/bin/env python
# coding=utf-8
"""AMX MOE INT4 1K Group benchmark tests for KT-Kernel.
Benchmarks performance (bandwidth and FLOPS) of AMX-accelerated INT4 MOE operations
with 1K group quantization (AMXInt4_1KGroup_MOE).
"""
import os
import sys
import time
import json
import subprocess
import platform
import pytest
# Add parent directory to path for CI registration
sys.path.insert(0, os.path.join(os.path.dirname(__file__), ".."))
from ci.ci_register import register_cpu_ci
# Register this test for CPU CI with estimated runtime of 300 seconds
register_cpu_ci(est_time=300, suite="default")
# Check if dependencies are available
try:
import torch
import kt_kernel_ext
from tqdm import tqdm
HAS_DEPS = True
except ImportError as e:
HAS_DEPS = False
import_error = str(e)
# Test parameters (from bench_moe_amx_k.py)
expert_num = 16
hidden_size = 7168
intermediate_size = 2048
max_len = 25600
num_experts_per_tok = 8
layer_num = 2
qlen = 1024
warm_up_iter = 1000
test_iter = 2000
k_group_size = 128
# Worker configuration
worker_config_dict = {
"subpool_count": 2,
"subpool_numa_map": [0, 1],
"subpool_thread_count": [30, 30],
}
CPUINFER_PARAM = 60
def get_git_commit():
"""Get current git commit information."""
result = {}
try:
commit = subprocess.check_output(["git", "rev-parse", "HEAD"]).decode("utf-8").strip()
commit_msg = subprocess.check_output(["git", "log", "-1", "--pretty=%B"]).decode("utf-8").strip()
result["commit"] = commit
result["commit_message"] = commit_msg
dirty_output = subprocess.check_output(["git", "status", "--porcelain"]).decode("utf-8").strip()
if dirty_output:
result["dirty"] = True
result["dirty_files"] = dirty_output.splitlines()
else:
result["dirty"] = False
except Exception as e:
result["commit"] = None
result["commit_message"] = None
result["dirty"] = None
result["error"] = str(e)
return result
def get_system_info():
"""Get system information including CPU model, memory, cores, and sockets."""
info = {}
uname = platform.uname()
info["system_name"] = uname.system
info["node_name"] = uname.node
# Get CPU model (Linux only)
cpu_model = None
if os.path.exists("/proc/cpuinfo"):
try:
with open("/proc/cpuinfo", "r") as f:
for line in f:
if "model name" in line:
cpu_model = line.split(":", 1)[1].strip()
break
except Exception as e:
cpu_model = f"Error: {e}"
info["cpu_model"] = cpu_model
# Get memory size in GB (Linux only)
mem_total_gb = None
if os.path.exists("/proc/meminfo"):
try:
with open("/proc/meminfo", "r") as f:
for line in f:
if "MemTotal" in line:
mem_kb = float(line.split(":", 1)[1].split()[0])
mem_total_gb = round(mem_kb / (1024 * 1024), 2)
break
except Exception as e:
mem_total_gb = f"Error: {e}"
info["memory_size_GB"] = mem_total_gb
# Get CPU core count
info["cpu_core_count"] = os.cpu_count()
# Get socket count
sockets = set()
if os.path.exists("/proc/cpuinfo"):
try:
with open("/proc/cpuinfo", "r") as f:
for line in f:
if "physical id" in line:
sockets.add(line.split(":", 1)[1].strip())
except Exception as e:
sockets = set()
info["cpu_socket_count"] = len(sockets) if len(sockets) > 0 else 1
return info
def record_results(result, filename):
"""Append results to JSONL file."""
with open(filename, "a") as f:
f.write(json.dumps(result) + "\n")
@pytest.mark.cpu
def test_moe_amx_int4_1k_benchmark():
"""Benchmark AMX INT4 1K Group MOE performance."""
if not HAS_DEPS:
pytest.skip(f"Dependencies not available: {import_error}")
quant_mode = "int4_1k"
bytes_per_elem = 0.5
# Setup output file
script_dir = os.path.dirname(os.path.abspath(__file__))
json_path = os.path.join(script_dir, "bench_moe_amx_int4_1k.jsonl")
with torch.inference_mode():
# Initialize CPUInfer with worker config
worker_config = kt_kernel_ext.WorkerPoolConfig()
worker_config.subpool_count = worker_config_dict["subpool_count"]
worker_config.subpool_numa_map = worker_config_dict["subpool_numa_map"]
worker_config.subpool_thread_count = worker_config_dict["subpool_thread_count"]
CPUInfer = kt_kernel_ext.CPUInfer(worker_config)
# Physical to logical map for weight loading
physical_to_logical_map = torch.tensor(
data=range(expert_num),
device="cpu",
dtype=torch.int64
).contiguous()
# Initialize MOE layers
moes = []
for layer_index in range(layer_num):
gate_proj = (
torch.randn((expert_num, intermediate_size, hidden_size), dtype=torch.float32, device="cuda")
.to("cpu")
.contiguous()
)
up_proj = (
torch.randn((expert_num, intermediate_size, hidden_size), dtype=torch.float32, device="cuda")
.to("cpu")
.contiguous()
)
down_proj = (
torch.randn((expert_num, hidden_size, intermediate_size), dtype=torch.float32, device="cuda")
.to("cpu")
.contiguous()
)
config = kt_kernel_ext.moe.MOEConfig(expert_num, num_experts_per_tok, hidden_size, intermediate_size, 0)
config.max_len = max_len
config.gate_proj = gate_proj.data_ptr()
config.up_proj = up_proj.data_ptr()
config.down_proj = down_proj.data_ptr()
config.pool = CPUInfer.backend_
# Configure quantization for INT4 1K Group
config.quant_config.bits = 4
config.quant_config.group_size = k_group_size
config.quant_config.zero_point = True
config.gate_scale = 0
moe = kt_kernel_ext.moe.AMXInt4_1KGroup_MOE(config)
CPUInfer.submit(moe.load_weights_task(physical_to_logical_map.data_ptr()))
CPUInfer.sync()
moes.append(moe)
# Generate test data
gen_iter = 3000
expert_ids = (
torch.rand(gen_iter * qlen, expert_num, device="cpu")
.argsort(dim=-1)[:, :num_experts_per_tok]
.reshape(gen_iter, qlen * num_experts_per_tok)
.to("cpu")
.contiguous()
)
weights = (
torch.rand((gen_iter, qlen, num_experts_per_tok), dtype=torch.float32, device="cpu").to("cpu").contiguous()
)
input_tensor = (
torch.randn((layer_num, qlen, hidden_size), dtype=torch.bfloat16, device="cuda").to("cpu").contiguous()
)
output_tensor = (
torch.empty((layer_num, qlen, hidden_size), dtype=torch.bfloat16, device="cuda").to("cpu").contiguous()
)
bsz_tensor = torch.tensor([qlen], device="cpu")
# Warm-up iterations
print(f"Running warm-up for {warm_up_iter} iterations...")
for i in tqdm(range(warm_up_iter), desc="Warm-up"):
CPUInfer.submit(
moes[i % layer_num].forward_task(
bsz_tensor.data_ptr(),
num_experts_per_tok,
expert_ids[i % gen_iter].data_ptr(),
weights[i % gen_iter].data_ptr(),
input_tensor[i % layer_num].data_ptr(),
output_tensor[i % layer_num].data_ptr(),
False,
)
)
CPUInfer.sync()
# Test iterations
print(f"Running test for {test_iter} iterations...")
start = time.perf_counter()
for i in tqdm(range(test_iter), desc="Testing"):
CPUInfer.submit(
moes[i % layer_num].forward_task(
bsz_tensor.data_ptr(),
num_experts_per_tok,
expert_ids[i % gen_iter].data_ptr(),
weights[i % gen_iter].data_ptr(),
input_tensor[i % layer_num].data_ptr(),
output_tensor[i % layer_num].data_ptr(),
False,
)
)
CPUInfer.sync()
end = time.perf_counter()
total_time = end - start
# Calculate performance metrics
time_per_iter_us = total_time / test_iter * 1e6
bandwidth = (
hidden_size
* intermediate_size
* 3
* num_experts_per_tok
* (1 / 8 * 256 * (1 - (31 / 32) ** qlen))
* bytes_per_elem
* test_iter
/ total_time
/ 1e9
) # GB/s
flops = (
hidden_size * intermediate_size * qlen * 3 * num_experts_per_tok * 2 * test_iter / total_time / 1e12
) # TFLOPS
print("Quant mode: ", quant_mode)
print("Time(s): ", total_time)
print("Iteration: ", test_iter)
print("Time(us) per iteration: ", time_per_iter_us)
print("Bandwidth: ", bandwidth, "GB/s")
print("Flops: ", flops, "TFLOPS")
# Record results
result = {
"quant_mode": quant_mode,
"total_time_seconds": total_time,
"iterations": test_iter,
"time_per_iteration_us": time_per_iter_us,
"bandwidth_GBs": bandwidth,
"flops_TFLOPS": flops,
"timestamp": time.strftime("%Y-%m-%d %H:%M:%S", time.localtime()),
"test_parameters": {
"expert_num": expert_num,
"hidden_size": hidden_size,
"intermediate_size": intermediate_size,
"max_len": max_len,
"num_experts_per_tok": num_experts_per_tok,
"layer_num": layer_num,
"qlen": qlen,
"warm_up_iter": warm_up_iter,
"test_iter": test_iter,
"CPUInfer_parameter": CPUINFER_PARAM,
"k_group_size": k_group_size,
},
}
result.update(get_git_commit())
result.update(get_system_info())
record_results(result, json_path)
print(f"Results saved to {json_path}")
def run_all_tests():
"""Run all tests in this file (for standalone execution)."""
if not HAS_DEPS:
print(f"Dependencies not available: {import_error}")
print("Skipping AMX MOE INT4 1K Group benchmark tests")
return
try:
print("Running AMX MOE INT4 1K Group benchmark test...")
test_moe_amx_int4_1k_benchmark()
print("AMX MOE INT4 1K Group benchmark test passed")
print("\nAll tests passed!")
except Exception as e:
print(f"\nTest failed: {e}")
import traceback
traceback.print_exc()
sys.exit(1)
if __name__ == "__main__":
run_all_tests()