From 0f6477afefcc20de225d2b1781855881f2cf4be8 Mon Sep 17 00:00:00 2001
From: Frost Ming <mianghong@gmail.com>
Date: Sun, 14 Nov 2021 20:16:41 +0800
Subject: [PATCH] Add PEP 517 build specification (#3495)

---
 cmake/PythonNumpyPybind11.cmake | 11 -----------
 pyproject.toml                  |  3 +++
 requirements.txt                | 15 ---------------
 setup.cfg                       |  3 ++-
 setup.py                        |  1 -
 5 files changed, 5 insertions(+), 28 deletions(-)
 create mode 100644 pyproject.toml
 delete mode 100644 requirements.txt

diff --git a/cmake/PythonNumpyPybind11.cmake b/cmake/PythonNumpyPybind11.cmake
index cbc998ed264d0..3c68d22b57eb6 100644
--- a/cmake/PythonNumpyPybind11.cmake
+++ b/cmake/PythonNumpyPybind11.cmake
@@ -77,17 +77,6 @@ message("    version: ${PYTHON_VERSION}")
 message("    include: ${PYTHON_INCLUDE_DIRS}")
 message("    library: ${PYTHON_LIBRARIES}")
 
-execute_process(COMMAND ${PYTHON_EXECUTABLE} -c
-        "import git; from git import Repo; import sys;\
-        sys.stdout.write(git.__version__)"
-	OUTPUT_VARIABLE GITPYTHON_VERSION
-	RESULT_VARIABLE GITPYTHON_IMPORT_RET)
-if (NOT GITPYTHON_IMPORT_RET)
-    message("    gitpython version: ${GITPYTHON_VERSION}")
-else ()
-    message(FATAL_ERROR "Cannot import git. Please install. ([sudo] pip3 install --user gitpython)")
-endif ()
-
 execute_process(COMMAND ${PYTHON_EXECUTABLE} -c
         "import numpy.distutils, sys;\
         sys.stdout.write(':'.join(numpy.distutils.misc_util.get_numpy_include_dirs()))"
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000000000..facad75d3914b
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,3 @@
+[build-system]
+requires = ["setuptools", "wheel", "numpy", "pybind11", "cmake"]
+build-backend = "setuptools.build_meta"
diff --git a/requirements.txt b/requirements.txt
deleted file mode 100644
index 93b7d71e9a97d..0000000000000
--- a/requirements.txt
+++ /dev/null
@@ -1,15 +0,0 @@
-GitPython
-astor
-autograd
-colorama
-coverage
-isort
-numpy
-pybind11
-pylint
-pytest
-pytest-rerunfailures
-pytest-xdist
-setuptools
-sourceinspect
-yapf==0.31.0
diff --git a/setup.cfg b/setup.cfg
index bd804696ecc4f..e48864773ecf0 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,2 +1,3 @@
 [metadata]
-description_file = README
+long_description = file: README.md
+long_description_content_type = text/markdown; charset=UTF-8
diff --git a/setup.py b/setup.py
index d2e93ef1bc9ee..d411177898e94 100644
--- a/setup.py
+++ b/setup.py
@@ -238,7 +238,6 @@ def run(self):
       python_requires=">=3.6,<3.10",
       install_requires=[
           'numpy',
-          'pybind11>=2.5.0',
           'sourceinspect>=0.0.4',
           'colorama',
           'astor',