TensorRT-LLMs/scripts/build_wheel.py

539 lines
20 KiB
Python
Executable File

#!/usr/bin/env python3
# SPDX-FileCopyrightText: Copyright (c) 2022-2024 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
# SPDX-License-Identifier: Apache-2.0
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import os
import platform
import sys
from argparse import ArgumentParser
from contextlib import contextmanager
from functools import partial
from multiprocessing import cpu_count
from pathlib import Path
from shutil import copy, copytree, rmtree
from subprocess import CalledProcessError, check_output, run
from textwrap import dedent
from typing import List
@contextmanager
def working_directory(path):
"""Changes working directory and returns to previous on exit."""
prev_cwd = Path.cwd()
os.chdir(path)
try:
yield
finally:
os.chdir(prev_cwd)
def get_project_dir():
return Path(__file__).parent.resolve().parent
def get_source_dir():
return get_project_dir() / "cpp"
def get_build_dir(build_dir, build_type):
if build_dir is None:
build_dir = get_source_dir() / ("build" if build_type == "Release" else
f"build_{build_type}")
else:
build_dir = Path(build_dir).resolve()
return build_dir
def clear_folder(folder_path):
for item in os.listdir(folder_path):
item_path = os.path.join(folder_path, item)
if os.path.isdir(item_path) and not os.path.islink(item_path):
rmtree(item_path)
else:
os.remove(item_path)
def main(*,
build_type: str = "Release",
generator: str = "",
build_dir: Path = None,
dist_dir: Path = None,
cuda_architectures: str = None,
job_count: int = None,
extra_cmake_vars: List[str] = list(),
extra_make_targets: str = "",
trt_root: str = '/usr/local/tensorrt',
nccl_root: str = None,
clean: bool = False,
clean_wheel: bool = False,
configure_cmake: bool = False,
use_ccache: bool = False,
fast_build: bool = False,
cpp_only: bool = False,
install: bool = False,
skip_building_wheel: bool = False,
linking_install_binary: bool = False,
python_bindings: bool = True,
benchmarks: bool = False,
micro_benchmarks: bool = False,
nvtx: bool = False,
skip_stubs: bool = False):
if clean:
clean_wheel = True
project_dir = get_project_dir()
os.chdir(project_dir)
build_run = partial(run, shell=True, check=True)
# Get all submodules and check their folder exists. If not,
# invoke git submodule update
with open(project_dir / ".gitmodules", "r") as submodules_f:
submodules = [
l.split("=")[1].strip() for l in submodules_f.readlines()
if "path = " in l
]
if any(not (project_dir / submodule / ".git").exists()
for submodule in submodules):
build_run('git submodule update --init --recursive')
on_windows = platform.system() == "Windows"
requirements_filename = "requirements-dev-windows.txt" if on_windows else "requirements-dev.txt"
build_run(f"\"{sys.executable}\" -m pip install -r {requirements_filename}")
# Ensure TRT is installed on windows to prevent surprises.
reqs = check_output([sys.executable, "-m", "pip", "freeze"])
installed_packages = [r.decode().split("==")[0] for r in reqs.split()]
if "tensorrt" not in installed_packages:
error_msg = "TensorRT was not installed properly."
if on_windows:
error_msg += (
" Please download the TensorRT zip file manually,"
" install it and relaunch build_wheel.py."
" See https://docs.nvidia.com/deeplearning/tensorrt/install-guide/index.html#installing-zip for more details."
)
else:
error_msg += " Please run `pip install tensorrt` manually and relaunch build_wheel.py"
raise RuntimeError(error_msg)
if cuda_architectures is not None:
if "70-real" in cuda_architectures:
raise RuntimeError("Volta architecture is deprecated support.")
cmake_cuda_architectures = (
f'"-DCMAKE_CUDA_ARCHITECTURES={cuda_architectures}"'
if cuda_architectures is not None else "")
cmake_def_args = []
cmake_generator = ""
if on_windows:
# Windows does not support multi-device currently.
extra_cmake_vars.extend(["ENABLE_MULTI_DEVICE=0"])
# The Ninja CMake generator is used for our Windows build
# (Easier than MSBuild to make compatible with our Docker image)
if generator:
cmake_generator = "-G" + generator
if job_count is None:
job_count = cpu_count()
if len(extra_cmake_vars):
# Backwards compatibility, we also support semicolon expansion for each value.
# However, it is best to use flag multiple-times due to issues with spaces in CLI.
expanded_args = []
for var in extra_cmake_vars:
expanded_args += var.split(";")
extra_cmake_vars = ["\"-D{}\"".format(var) for var in expanded_args]
# Don't include duplicate conditions
cmake_def_args.extend(set(extra_cmake_vars))
if trt_root is not None:
cmake_def_args.append(f"-DTensorRT_ROOT={trt_root}")
if nccl_root is not None:
cmake_def_args.append(f"-DNCCL_ROOT={nccl_root}")
build_dir = get_build_dir(build_dir, build_type)
first_build = not build_dir.exists()
if clean and build_dir.exists():
clear_folder(build_dir) # Keep the folder in case it is mounted.
build_dir.mkdir(parents=True, exist_ok=True)
if use_ccache:
cmake_def_args.append(
f"-DCMAKE_CXX_COMPILER_LAUNCHER=ccache -DCMAKE_CUDA_COMPILER_LAUNCHER=ccache"
)
if fast_build:
cmake_def_args.append(f"-DFAST_BUILD=ON")
targets = ["tensorrt_llm", "nvinfer_plugin_tensorrt_llm"]
if cpp_only:
build_pyt = "OFF"
build_pybind = "OFF"
else:
targets.extend(["bindings", "th_common"])
build_pyt = "ON"
build_pybind = "ON"
if benchmarks:
targets.append("benchmarks")
if micro_benchmarks:
targets.append("micro_benchmarks")
build_micro_benchmarks = "ON"
else:
build_micro_benchmarks = "OFF"
disable_nvtx = "OFF" if nvtx else "ON"
if not on_windows:
targets.append("executorWorker")
source_dir = get_source_dir()
with working_directory(build_dir):
cmake_def_args = " ".join(cmake_def_args)
if clean or first_build or configure_cmake:
cmake_configure_command = (
f'cmake -DCMAKE_BUILD_TYPE="{build_type}" -DBUILD_PYT="{build_pyt}" -DBUILD_PYBIND="{build_pybind}"'
f' -DNVTX_DISABLE="{disable_nvtx}" -DBUILD_MICRO_BENCHMARKS={build_micro_benchmarks}'
f' -DBUILD_WHEEL_TARGETS="{";".join(targets)}"'
f' {cmake_cuda_architectures} {cmake_def_args} {cmake_generator} -S "{source_dir}"'
)
print("CMake Configure command: ")
print(cmake_configure_command)
build_run(cmake_configure_command)
cmake_build_command = (
f'cmake --build . --config {build_type} --parallel {job_count} '
f'--target build_wheel_targets {" ".join(extra_make_targets)}')
print("CMake Build command: ")
print(cmake_build_command)
build_run(cmake_build_command)
if cpp_only:
assert not install, "Installing is not supported for cpp_only builds"
return
pkg_dir = project_dir / "tensorrt_llm"
assert pkg_dir.is_dir(), f"{pkg_dir} is not a directory"
lib_dir = pkg_dir / "libs"
include_dir = pkg_dir / "include"
if lib_dir.exists():
clear_folder(lib_dir)
if include_dir.exists():
clear_folder(include_dir)
cache_dir = os.getenv("TRTLLM_DG_CACHE_DIR")
if cache_dir is not None:
cache_dir = Path(cache_dir)
elif on_windows:
if os.getenv("APPDATA") is not None:
cache_dir = Path(os.getenv("APPDATA")) / "tensorrt_llm"
else:
cache_dir = Path(os.getenv("TEMP")) / "tensorrt_llm"
else:
if os.getenv("HOME") is not None:
cache_dir = Path(os.getenv("HOME")) / ".tensorrt_llm"
else:
cache_dir = Path(os.getenv("TEMP"), "/tmp") / "tensorrt_llm"
if cache_dir.exists():
clear_folder(cache_dir)
install_file = copy
install_tree = copytree
if skip_building_wheel and linking_install_binary:
def symlink_remove_dst(src, dst):
src = os.path.abspath(src)
dst = os.path.abspath(dst)
if os.path.isdir(dst):
dst = os.path.join(dst, os.path.basename(src))
if os.path.exists(dst):
os.remove(dst)
os.symlink(src, dst)
install_file = symlink_remove_dst
def symlink_remove_dst_tree(src, dst, dirs_exist_ok=True):
src = os.path.abspath(src)
dst = os.path.abspath(dst)
if dirs_exist_ok and os.path.exists(dst):
os.remove(dst)
os.symlink(src, dst)
install_tree = symlink_remove_dst_tree
lib_dir.mkdir(parents=True, exist_ok=True)
include_dir.mkdir(parents=True, exist_ok=True)
install_tree(get_source_dir() / "include" / "tensorrt_llm" / "deep_gemm",
include_dir / "deep_gemm",
dirs_exist_ok=True)
required_cuda_headers = [
"cuda_fp16.h", "cuda_fp16.hpp", "cuda_bf16.h", "cuda_bf16.hpp",
"cuda_fp8.h", "cuda_fp8.hpp"
]
if os.getenv("CUDA_HOME") is not None:
cuda_include_dir = Path(os.getenv("CUDA_HOME")) / "include"
elif os.getenv("CUDA_PATH") is not None:
cuda_include_dir = Path(os.getenv("CUDA_PATH")) / "include"
elif not on_windows:
cuda_include_dir = Path("/usr/local/cuda/include")
else:
cuda_include_dir = None
if cuda_include_dir is None or not cuda_include_dir.exists():
print(
"CUDA_HOME or CUDA_PATH should be set to enable DeepGEMM JIT compilation"
)
else:
cuda_include_target_dir = include_dir / "cuda" / "include"
cuda_include_target_dir.mkdir(parents=True, exist_ok=True)
for header in required_cuda_headers:
install_file(cuda_include_dir / header, include_dir / header)
if on_windows:
install_file(build_dir / "tensorrt_llm/tensorrt_llm.dll",
lib_dir / "tensorrt_llm.dll")
install_file(build_dir / f"tensorrt_llm/thop/th_common.dll",
lib_dir / "th_common.dll")
install_file(
build_dir / f"tensorrt_llm/plugins/nvinfer_plugin_tensorrt_llm.dll",
lib_dir / "nvinfer_plugin_tensorrt_llm.dll")
install_file(
build_dir /
"tensorrt_llm/kernels/decoderMaskedMultiheadAttention/decoderXQAImplJIT/nvrtcWrapper/tensorrt_llm_nvrtc_wrapper.dll",
lib_dir / "tensorrt_llm_nvrtc_wrapper.dll")
else:
install_file(build_dir / "tensorrt_llm/libtensorrt_llm.so",
lib_dir / "libtensorrt_llm.so")
install_file(build_dir / "tensorrt_llm/thop/libth_common.so",
lib_dir / "libth_common.so")
install_file(
build_dir /
"tensorrt_llm/plugins/libnvinfer_plugin_tensorrt_llm.so",
lib_dir / "libnvinfer_plugin_tensorrt_llm.so")
install_file(
build_dir /
"tensorrt_llm/kernels/decoderMaskedMultiheadAttention/decoderXQAImplJIT/nvrtcWrapper/libtensorrt_llm_nvrtc_wrapper.so",
lib_dir / "libtensorrt_llm_nvrtc_wrapper.so")
if os.path.exists(
build_dir /
"tensorrt_llm/executor/cache_transmission/ucx_utils/libtensorrt_llm_ucx_wrapper.so"
):
install_file(
build_dir /
"tensorrt_llm/executor/cache_transmission/ucx_utils/libtensorrt_llm_ucx_wrapper.so",
lib_dir / "libtensorrt_llm_ucx_wrapper.so")
install_file(
build_dir /
"tensorrt_llm/kernels/decoderMaskedMultiheadAttention/libdecoder_attention_0.so",
lib_dir / "libdecoder_attention_0.so")
install_file(
build_dir /
"tensorrt_llm/kernels/decoderMaskedMultiheadAttention/libdecoder_attention_1.so",
lib_dir / "libdecoder_attention_1.so")
bin_dir = pkg_dir / "bin"
if bin_dir.exists():
clear_folder(bin_dir)
bin_dir.mkdir(parents=True, exist_ok=True)
if not on_windows:
install_file(build_dir / "tensorrt_llm/executor_worker/executorWorker",
bin_dir / "executorWorker")
if not cpp_only:
def get_pybind_lib():
pybind_build_dir = (build_dir / "tensorrt_llm" / "pybind")
if on_windows:
pybind_lib = list(pybind_build_dir.glob("bindings.*.pyd"))
else:
pybind_lib = list(pybind_build_dir.glob("bindings.*.so"))
assert len(
pybind_lib
) == 1, f"Exactly one pybind library should be present: {pybind_lib}"
return pybind_lib[0]
install_file(get_pybind_lib(), pkg_dir)
if not skip_stubs:
with working_directory(project_dir):
build_run(
f"\"{sys.executable}\" -m pip install pybind11-stubgen")
with working_directory(pkg_dir):
if on_windows:
stubgen = "stubgen.py"
stubgen_contents = """
# Loading torch, trt before bindings is required to avoid import errors on windows.
# isort: off
import torch
import tensorrt as trt
# isort: on
import os
import platform
from pybind11_stubgen import main
if __name__ == "__main__":
# Load dlls from `libs` directory before launching bindings.
if platform.system() == "Windows":
os.add_dll_directory(r\"{lib_dir}\")
main()
""".format(lib_dir=lib_dir)
(pkg_dir / stubgen).write_text(dedent(stubgen_contents))
build_run(f"\"{sys.executable}\" {stubgen} -o . bindings")
(pkg_dir / stubgen).unlink()
else:
env_ld = os.environ.copy()
new_library_path = "/usr/local/cuda/compat/lib.real"
if 'LD_LIBRARY_PATH' in env_ld:
new_library_path += f":{env_ld['LD_LIBRARY_PATH']}"
env_ld["LD_LIBRARY_PATH"] = new_library_path
try:
build_run(
f"\"{sys.executable}\" -m pybind11_stubgen -o . bindings --exit-code",
env=env_ld)
except CalledProcessError as ex:
print(f"Failed to build pybind11 stubgen: {ex}",
file=sys.stderr)
exit(1)
if not skip_building_wheel:
if dist_dir is None:
dist_dir = project_dir / "build"
else:
dist_dir = Path(dist_dir)
if not dist_dir.exists():
dist_dir.mkdir(parents=True)
if clean_wheel:
# For incremental build, the python build module adds
# the new files but does not remove the deleted files.
#
# This breaks the Windows CI/CD pipeline when building
# and validating python changes in the whl.
clear_folder(dist_dir)
build_run(
f'\"{sys.executable}\" -m build {project_dir} --skip-dependency-check --no-isolation --wheel --outdir "{dist_dir}"'
)
if install:
build_run(f"\"{sys.executable}\" -m pip install -e .[devel]")
def add_arguments(parser: ArgumentParser):
parser.add_argument("--build_type",
"-b",
default="Release",
choices=["Release", "RelWithDebInfo", "Debug"])
parser.add_argument("--generator", "-G", default="")
parser.add_argument("--cuda_architectures", "-a")
parser.add_argument("--install", "-i", action="store_true")
parser.add_argument("--clean", "-c", action="store_true")
parser.add_argument("--clean_wheel",
action="store_true",
help="Clear dist_dir folder creating wheel")
parser.add_argument("--configure_cmake",
action="store_true",
help="Always configure cmake before building")
parser.add_argument("--use_ccache",
"-ccache",
default=False,
action="store_true",
help="Use ccache compiler driver")
parser.add_argument(
"--fast_build",
"-f",
default=False,
action="store_true",
help=
"Skip compiling some kernels to accelerate compilation -- for development only"
)
parser.add_argument("--job_count",
"-j",
const=cpu_count(),
nargs="?",
help="Parallel job count")
parser.add_argument(
"--cpp_only",
"-l",
action="store_true",
help="Only build the C++ library without Python dependencies")
parser.add_argument(
"--extra-cmake-vars",
"-D",
action="append",
help=
"Extra cmake variable definition which can be specified multiple times, example: -D \"key1=value1\" -D \"key2=value2\"",
default=[])
parser.add_argument(
"--extra-make-targets",
help="A list of additional make targets, example: \"target_1 target_2\"",
nargs="+",
default=[])
parser.add_argument("--trt_root",
default="/usr/local/tensorrt",
help="Directory to find TensorRT headers/libs")
parser.add_argument("--nccl_root",
help="Directory to find NCCL headers/libs")
parser.add_argument("--build_dir",
type=Path,
help="Directory where cpp sources are built")
parser.add_argument("--dist_dir",
type=Path,
help="Directory where python wheels are built")
parser.add_argument(
"--skip_building_wheel",
"-s",
action="store_true",
help=
"Do not build the *.whl files (they are only needed for distribution).")
parser.add_argument(
"--linking_install_binary",
action="store_true",
help="Install the built binary by symbolic linking instead of copying.")
parser.add_argument(
"--python_bindings",
"-p",
action="store_true",
help="(deprecated) Build the python bindings for the C++ runtime.")
parser.add_argument("--benchmarks",
action="store_true",
help="Build the benchmarks for the C++ runtime.")
parser.add_argument("--micro_benchmarks",
action="store_true",
help="Build the micro benchmarks for C++ components.")
parser.add_argument("--nvtx",
action="store_true",
help="Enable NVTX features.")
parser.add_argument("--skip-stubs",
action="store_true",
help="Skip building python stubs")
if __name__ == "__main__":
parser = ArgumentParser()
add_arguments(parser)
args = parser.parse_args()
main(**vars(args))