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disutils setup
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gywn committed Nov 23, 2017
1 parent 54c98dd commit cc80a1e
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Showing 4 changed files with 282 additions and 32 deletions.
66 changes: 36 additions & 30 deletions CMakeLists.txt
Original file line number Diff line number Diff line change
Expand Up @@ -7,33 +7,39 @@ set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -Wall -Wconversion -Wno-unus
set(CMAKE_LINKER_FLAGS_DEBUG "${CMAKE_STATIC_LINKER_FLAGS_DEBUG} -fno-omit-frame-pointer -fsanitize=address")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wconversion -Wno-unused-private-field -Wno-unused-variable -Wno-unused-parameter")
set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
# set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/cmake/Modules/")

find_package(PythonLibs REQUIRED 3)
# find_package(PythonInterp REQUIRED 3)
# find_package(NumPy REQUIRED)

add_library(perception SHARED src/colorspace.cpp src/CIEDE2000.cpp src/fitness.cpp)
target_include_directories(perception PUBLIC include)

add_library(pyperception MODULE src/python.cpp)
target_link_libraries(pyperception perception ${PYTHON_LIBRARIES})
target_include_directories(pyperception PRIVATE include ${PYTHON_INCLUDE_DIR})
set_target_properties(pyperception PROPERTIES PREFIX "")

add_executable(testevo1 test/example1.cpp)
target_link_libraries(testevo1 perception)
add_executable(testevo2 test/example2.cpp)
target_link_libraries(testevo2 perception)

add_executable(testlexi test/testlexi.cpp)
target_link_libraries(testlexi perception)

add_executable(testCIEDE2000 test/testCIEDE2000.cpp)
target_link_libraries(testCIEDE2000 perception)
add_executable(testcolorspace test/testcolorspace.cpp)
target_link_libraries(testcolorspace perception)
add_executable(testfitness test/testfitness.cpp)
target_link_libraries(testfitness perception)
add_executable(testfitness2 test/testfitness2.cpp)
target_link_libraries(testfitness2 perception)
set(LIB_SOURCES src/colorspace.cpp src/CIEDE2000.cpp src/fitness.cpp)

set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/cmake/Modules/")
find_package(PythonLibsNew REQUIRED) # -DPYTHON_EXECUTABLE should be set

if(NOT CMAKE_BUILD_TYPE MATCHES "Debug")

add_library(perception MODULE ${LIB_SOURCES} src/python.cpp)
target_link_libraries(perception ${PYTHON_LIBRARIES})
target_include_directories(perception PRIVATE include ${PYTHON_INCLUDE_DIR})
set_target_properties(perception PROPERTIES PREFIX "${PYTHON_MODULE_PREFIX}")
set_target_properties(perception PROPERTIES SUFFIX "${PYTHON_MODULE_EXTENSION}")

else(NOT CMAKE_BUILD_TYPE MATCHES "Debug")

add_library(perception SHARED ${LIB_SOURCES})
target_include_directories(perception PUBLIC include)

add_executable(testevo1 test/example1.cpp)
target_link_libraries(testevo1 perception)
add_executable(testevo2 test/example2.cpp)
target_link_libraries(testevo2 perception)

add_executable(testlexi test/testlexi.cpp)
target_link_libraries(testlexi perception)

add_executable(testCIEDE2000 test/testCIEDE2000.cpp)
target_link_libraries(testCIEDE2000 perception)
add_executable(testcolorspace test/testcolorspace.cpp)
target_link_libraries(testcolorspace perception)
add_executable(testfitness test/testfitness.cpp)
target_link_libraries(testfitness perception)
add_executable(testfitness2 test/testfitness2.cpp)
target_link_libraries(testfitness2 perception)

endif(NOT CMAKE_BUILD_TYPE MATCHES "Debug")
195 changes: 195 additions & 0 deletions cmake/Modules/FindPythonLibsNew.cmake
Original file line number Diff line number Diff line change
@@ -0,0 +1,195 @@
# - Find python libraries
# This module finds the libraries corresponding to the Python interpeter
# FindPythonInterp provides.
# This code sets the following variables:
#
# PYTHONLIBS_FOUND - have the Python libs been found
# PYTHON_PREFIX - path to the Python installation
# PYTHON_LIBRARIES - path to the python library
# PYTHON_INCLUDE_DIRS - path to where Python.h is found
# PYTHON_MODULE_EXTENSION - lib extension, e.g. '.so' or '.pyd'
# PYTHON_MODULE_PREFIX - lib name prefix: usually an empty string
# PYTHON_SITE_PACKAGES - path to installation site-packages
# PYTHON_IS_DEBUG - whether the Python interpreter is a debug build
#
# Thanks to talljimbo for the patch adding the 'LDVERSION' config
# variable usage.

#=============================================================================
# Copyright 2001-2009 Kitware, Inc.
# Copyright 2012 Continuum Analytics, Inc.
#
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
#
# * Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# * Neither the names of Kitware, Inc., the Insight Software Consortium,
# nor the names of their contributors may be used to endorse or promote
# products derived from this software without specific prior written
# permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#=============================================================================

# Checking for the extension makes sure that `LibsNew` was found and not just `Libs`.
if(PYTHONLIBS_FOUND AND PYTHON_MODULE_EXTENSION)
return()
endif()

# Use the Python interpreter to find the libs.
if(PythonLibsNew_FIND_REQUIRED)
find_package(PythonInterp ${PythonLibsNew_FIND_VERSION} REQUIRED)
else()
find_package(PythonInterp ${PythonLibsNew_FIND_VERSION})
endif()

if(NOT PYTHONINTERP_FOUND)
set(PYTHONLIBS_FOUND FALSE)
return()
endif()

# According to http://stackoverflow.com/questions/646518/python-how-to-detect-debug-interpreter
# testing whether sys has the gettotalrefcount function is a reliable, cross-platform
# way to detect a CPython debug interpreter.
#
# The library suffix is from the config var LDVERSION sometimes, otherwise
# VERSION. VERSION will typically be like "2.7" on unix, and "27" on windows.
execute_process(COMMAND "${PYTHON_EXECUTABLE}" "-c"
"from distutils import sysconfig as s;import sys;import struct;
print('.'.join(str(v) for v in sys.version_info));
print(sys.prefix);
print(s.get_python_inc(plat_specific=True));
print(s.get_python_lib(plat_specific=True));
print(s.get_config_var('SO'));
print(hasattr(sys, 'gettotalrefcount')+0);
print(struct.calcsize('@P'));
print(s.get_config_var('LDVERSION') or s.get_config_var('VERSION'));
print(s.get_config_var('LIBDIR') or '');
print(s.get_config_var('MULTIARCH') or '');
"
RESULT_VARIABLE _PYTHON_SUCCESS
OUTPUT_VARIABLE _PYTHON_VALUES
ERROR_VARIABLE _PYTHON_ERROR_VALUE)

if(NOT _PYTHON_SUCCESS MATCHES 0)
if(PythonLibsNew_FIND_REQUIRED)
message(FATAL_ERROR
"Python config failure:\n${_PYTHON_ERROR_VALUE}")
endif()
set(PYTHONLIBS_FOUND FALSE)
return()
endif()

# Convert the process output into a list
string(REGEX REPLACE ";" "\\\\;" _PYTHON_VALUES ${_PYTHON_VALUES})
string(REGEX REPLACE "\n" ";" _PYTHON_VALUES ${_PYTHON_VALUES})
list(GET _PYTHON_VALUES 0 _PYTHON_VERSION_LIST)
list(GET _PYTHON_VALUES 1 PYTHON_PREFIX)
list(GET _PYTHON_VALUES 2 PYTHON_INCLUDE_DIR)
list(GET _PYTHON_VALUES 3 PYTHON_SITE_PACKAGES)
list(GET _PYTHON_VALUES 4 PYTHON_MODULE_EXTENSION)
list(GET _PYTHON_VALUES 5 PYTHON_IS_DEBUG)
list(GET _PYTHON_VALUES 6 PYTHON_SIZEOF_VOID_P)
list(GET _PYTHON_VALUES 7 PYTHON_LIBRARY_SUFFIX)
list(GET _PYTHON_VALUES 8 PYTHON_LIBDIR)
list(GET _PYTHON_VALUES 9 PYTHON_MULTIARCH)

# Make sure the Python has the same pointer-size as the chosen compiler
# Skip if CMAKE_SIZEOF_VOID_P is not defined
if(CMAKE_SIZEOF_VOID_P AND (NOT "${PYTHON_SIZEOF_VOID_P}" STREQUAL "${CMAKE_SIZEOF_VOID_P}"))
if(PythonLibsNew_FIND_REQUIRED)
math(EXPR _PYTHON_BITS "${PYTHON_SIZEOF_VOID_P} * 8")
math(EXPR _CMAKE_BITS "${CMAKE_SIZEOF_VOID_P} * 8")
message(FATAL_ERROR
"Python config failure: Python is ${_PYTHON_BITS}-bit, "
"chosen compiler is ${_CMAKE_BITS}-bit")
endif()
set(PYTHONLIBS_FOUND FALSE)
return()
endif()

# The built-in FindPython didn't always give the version numbers
string(REGEX REPLACE "\\." ";" _PYTHON_VERSION_LIST ${_PYTHON_VERSION_LIST})
list(GET _PYTHON_VERSION_LIST 0 PYTHON_VERSION_MAJOR)
list(GET _PYTHON_VERSION_LIST 1 PYTHON_VERSION_MINOR)
list(GET _PYTHON_VERSION_LIST 2 PYTHON_VERSION_PATCH)

# Make sure all directory separators are '/'
string(REGEX REPLACE "\\\\" "/" PYTHON_PREFIX ${PYTHON_PREFIX})
string(REGEX REPLACE "\\\\" "/" PYTHON_INCLUDE_DIR ${PYTHON_INCLUDE_DIR})
string(REGEX REPLACE "\\\\" "/" PYTHON_SITE_PACKAGES ${PYTHON_SITE_PACKAGES})

if(CMAKE_HOST_WIN32)
set(PYTHON_LIBRARY
"${PYTHON_PREFIX}/libs/Python${PYTHON_LIBRARY_SUFFIX}.lib")

# when run in a venv, PYTHON_PREFIX points to it. But the libraries remain in the
# original python installation. They may be found relative to PYTHON_INCLUDE_DIR.
if(NOT EXISTS "${PYTHON_LIBRARY}")
get_filename_component(_PYTHON_ROOT ${PYTHON_INCLUDE_DIR} DIRECTORY)
set(PYTHON_LIBRARY
"${_PYTHON_ROOT}/libs/Python${PYTHON_LIBRARY_SUFFIX}.lib")
endif()

# raise an error if the python libs are still not found.
if(NOT EXISTS "${PYTHON_LIBRARY}")
message(FATAL_ERROR "Python libraries not found")
endif()

else()
if(PYTHON_MULTIARCH)
set(_PYTHON_LIBS_SEARCH "${PYTHON_LIBDIR}/${PYTHON_MULTIARCH}" "${PYTHON_LIBDIR}")
else()
set(_PYTHON_LIBS_SEARCH "${PYTHON_LIBDIR}")
endif()
#message(STATUS "Searching for Python libs in ${_PYTHON_LIBS_SEARCH}")
# Probably this needs to be more involved. It would be nice if the config
# information the python interpreter itself gave us were more complete.
find_library(PYTHON_LIBRARY
NAMES "python${PYTHON_LIBRARY_SUFFIX}"
PATHS ${_PYTHON_LIBS_SEARCH}
NO_DEFAULT_PATH)

# If all else fails, just set the name/version and let the linker figure out the path.
if(NOT PYTHON_LIBRARY)
set(PYTHON_LIBRARY python${PYTHON_LIBRARY_SUFFIX})
endif()
endif()

MARK_AS_ADVANCED(
PYTHON_LIBRARY
PYTHON_INCLUDE_DIR
)

# We use PYTHON_INCLUDE_DIR, PYTHON_LIBRARY and PYTHON_DEBUG_LIBRARY for the
# cache entries because they are meant to specify the location of a single
# library. We now set the variables listed by the documentation for this
# module.
SET(PYTHON_INCLUDE_DIRS "${PYTHON_INCLUDE_DIR}")
SET(PYTHON_LIBRARIES "${PYTHON_LIBRARY}")
SET(PYTHON_DEBUG_LIBRARIES "${PYTHON_DEBUG_LIBRARY}")

find_package_message(PYTHON
"Found PythonLibs: ${PYTHON_LIBRARY}"
"${PYTHON_EXECUTABLE}${PYTHON_VERSION}")

set(PYTHONLIBS_FOUND TRUE)
49 changes: 49 additions & 0 deletions setup.py
Original file line number Diff line number Diff line change
@@ -0,0 +1,49 @@
#!/usr/bin/env python3
# -*- coding: utf-8 -*-

import multiprocessing
import os
import subprocess
import sys
from setuptools import setup, Extension
from setuptools.command.build_ext import build_ext


class CMakeExtension(Extension):
def __init__(self, name, sourcedir=''):
Extension.__init__(self, name, sources=[])
self.sourcedir = os.path.abspath(sourcedir)


class CMakeBuild(build_ext):
def build_extension(self, ext):
extdir = os.path.abspath(
os.path.dirname(self.get_ext_fullpath(ext.name)))
cmake_args = [
'-DCMAKE_LIBRARY_OUTPUT_DIRECTORY=' + extdir,
'-DPYTHON_EXECUTABLE=' + sys.executable
]

cfg = 'Debug' if self.debug else 'Release'
build_args = ['--config', cfg]

cmake_args += ['-DCMAKE_BUILD_TYPE=' + cfg]
build_args += ['--', '-j{0}'.format(multiprocessing.cpu_count())]

if not os.path.exists(self.build_temp):
os.makedirs(self.build_temp)
env = os.environ
subprocess.check_call(
['cmake', ext.sourcedir] + cmake_args,
cwd=self.build_temp,
env=env)
subprocess.check_call(
['cmake', '--build', '.'] + build_args, cwd=self.build_temp)


setup(
name='perception',
version='0.0.1',
description='Perception colors model',
ext_modules=[CMakeExtension('perception')],
cmdclass=dict(build_ext=CMakeBuild))
4 changes: 2 additions & 2 deletions src/python.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -111,7 +111,7 @@ static PyMethodDef methods[] = {
{nullptr, nullptr, 0, nullptr}};

static struct PyModuleDef module = {
PyModuleDef_HEAD_INIT, "pyperception",
PyModuleDef_HEAD_INIT, "perception",
"Python interface for perception colors library", -1, methods};

PyMODINIT_FUNC PyInit_pyperception(void) { return PyModule_Create(&module); }
PyMODINIT_FUNC PyInit_perception(void) { return PyModule_Create(&module); }

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