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setup.py
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setup.py
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from setuptools import setup, Extension
from Cython.Distutils import build_ext
import numpy as np
from sys import platform
import sys, os, subprocess, warnings, re
## Modify this to make the output of the compilation tests more verbose
silent_tests = not (("verbose" in sys.argv)
or ("-verbose" in sys.argv)
or ("--verbose" in sys.argv))
## Workaround for python<=3.9 on windows
try:
EXIT_SUCCESS = os.EX_OK
except AttributeError:
EXIT_SUCCESS = 0
class build_ext_subclass( build_ext ):
def build_extensions(self):
if self.compiler.compiler_type == 'msvc':
for e in self.extensions:
e.extra_compile_args += ['/O2', '/openmp']
else:
if not self.check_for_variable_dont_set_march() and not self.check_cflags_contain_arch() and not self.check_cxxflags_contain_arch():
self.add_march_native()
self.add_openmp_linkage() ### for c++ only
for e in self.extensions:
# e.extra_compile_args += ['-O3', '-march=native', '-fopenmp']
# e.extra_link_args += ['-fopenmp']
e.extra_compile_args += ['-O3']
if e.language == "c++":
e.extra_compile_args += ['-std=c++11']
build_ext.build_extensions(self)
def check_cflags_contain_arch(self):
if "CFLAGS" in os.environ:
arch_list = [
"-march", "-mcpu", "-mtune", "-msse", "-msse2", "-msse3",
"-mssse3", "-msse4", "-msse4a", "-msse4.1", "-msse4.2",
"-mavx", "-mavx2", "-mavx512"
]
for flag in arch_list:
if flag in os.environ["CFLAGS"]:
return True
return False
def check_cxxflags_contain_arch(self):
if "CXXFLAGS" in os.environ:
arch_list = [
"-march", "-mcpu", "-mtune", "-msse", "-msse2", "-msse3",
"-mssse3", "-msse4", "-msse4a", "-msse4.1", "-msse4.2",
"-mavx", "-mavx2", "-mavx512"
]
for flag in arch_list:
if flag in os.environ["CXXFLAGS"]:
return True
return False
def check_for_variable_dont_set_march(self):
return "DONT_SET_MARCH" in os.environ
def add_march_native(self):
is_apple = sys.platform[:3].lower() == "dar"
args_march_native = ["-march=native", "-mcpu=native"]
for arg_march_native in args_march_native:
if self.test_supports_compile_arg(arg_march_native, with_c_comp=True):
for e in self.extensions:
e.extra_compile_args.append(arg_march_native)
break
def add_openmp_linkage(self):
arg_omp1 = "-fopenmp"
arg_omp2 = "-fopenmp=libomp"
args_omp3 = ["-fopenmp=libomp", "-lomp"]
arg_omp4 = "-qopenmp"
arg_omp5 = "-xopenmp"
is_apple = sys.platform[:3].lower() == "dar"
args_apple_omp = ["-Xclang", "-fopenmp", "-lomp"]
args_apple_omp2 = ["-Xclang", "-fopenmp", "-L/usr/local/lib", "-lomp", "-I/usr/local/include"]
has_brew_omp = False
if is_apple:
try:
res_brew_pref = subprocess.run(["brew", "--prefix", "libomp"], capture_output=True)
if res_brew_pref.returncode == EXIT_SUCCESS:
brew_omp_prefix = res_brew_pref.stdout.decode().strip()
args_apple_omp3 = ["-Xclang", "-fopenmp", f"-L{brew_omp_prefix}/lib", "-lomp", f"-I{brew_omp_prefix}/include"]
has_brew_omp = True
except Exception as e:
pass
if self.test_supports_compile_arg(arg_omp1, with_omp=True, with_c_comp=True):
for e in self.extensions:
e.extra_compile_args.append(arg_omp1)
e.extra_link_args.append(arg_omp1)
elif is_apple and self.test_supports_compile_arg(args_apple_omp, with_omp=True, with_c_comp=True):
for e in self.extensions:
e.extra_compile_args += ["-Xclang", "-fopenmp"]
e.extra_link_args += ["-lomp"]
elif is_apple and self.test_supports_compile_arg(args_apple_omp2, with_omp=True, with_c_comp=True):
for e in self.extensions:
e.extra_compile_args += ["-Xclang", "-fopenmp"]
e.extra_link_args += ["-L/usr/local/lib", "-lomp"]
e.include_dirs += ["/usr/local/include"]
elif is_apple and has_brew_omp and self.test_supports_compile_arg(args_apple_omp3, with_omp=True, with_c_comp=True):
for e in self.extensions:
e.extra_compile_args += ["-Xclang", "-fopenmp"]
e.extra_link_args += [f"-L{brew_omp_prefix}/lib", "-lomp"]
e.include_dirs += [f"{brew_omp_prefix}/include"]
elif self.test_supports_compile_arg(arg_omp2, with_omp=True, with_c_comp=True):
for e in self.extensions:
e.extra_compile_args += ["-fopenmp=libomp"]
e.extra_link_args += ["-fopenmp"]
elif self.test_supports_compile_arg(args_omp3, with_omp=True, with_c_comp=True):
for e in self.extensions:
e.extra_compile_args += ["-fopenmp=libomp"]
e.extra_link_args += ["-fopenmp", "-lomp"]
elif self.test_supports_compile_arg(arg_omp4, with_omp=True, with_c_comp=True):
for e in self.extensions:
e.extra_compile_args.append(arg_omp4)
e.extra_link_args.append(arg_omp4)
elif self.test_supports_compile_arg(arg_omp5, with_omp=True, with_c_comp=True):
for e in self.extensions:
e.extra_compile_args.append(arg_omp5)
e.extra_link_args.append(arg_omp5)
def test_supports_compile_arg(self, comm, with_omp=False, with_c_comp=False):
is_supported = False
try:
if not hasattr(self.compiler, "compiler_cxx"):
return False
if not isinstance(comm, list):
comm = [comm]
print("--- Checking compiler support for option '%s'" % " ".join(comm))
fname = "contextualbandits_compiler_testing.cpp"
with open(fname, "w") as ftest:
ftest.write(u"int main(int argc, char**argv) {return 0;}\n")
try:
if not isinstance(self.compiler.compiler_cxx, list):
cmd = list(self.compiler.compiler_cxx)
else:
cmd = self.compiler.compiler_cxx
except Exception:
cmd = self.compiler.compiler_cxx
if with_c_comp:
if not isinstance(self.compiler.compiler, list):
cmd0 = list(self.compiler.compiler)
else:
cmd0 = self.compiler.compiler
if with_omp:
with open(fname, "w") as ftest:
ftest.write(u"#include <omp.h>\nint main(int argc, char**argv) {return 0;}\n")
try:
val = subprocess.run(cmd + comm + [fname], capture_output=silent_tests).returncode
is_supported = (val == EXIT_SUCCESS)
if is_supported and with_c_comp:
val = subprocess.run(cmd0 + comm + [fname], capture_output=silent_tests).returncode
is_supported = (val == EXIT_SUCCESS)
except Exception:
is_supported = False
except Exception:
pass
try:
os.remove(fname)
except Exception:
pass
return is_supported
setup(
name = 'contextualbandits',
packages = ['contextualbandits', 'contextualbandits.linreg'],
install_requires=[
'numpy>=1.17',
'scipy',
'pandas>=0.25.0',
'scikit-learn>=0.22',
'joblib>=0.13',
'cython'
],
version = '0.3.26',
description = 'Python Implementations of Algorithms for Contextual Bandits',
author = 'David Cortes',
author_email = '[email protected]',
url = 'https://github.com/david-cortes/contextualbandits',
keywords = 'contextual bandits offset tree doubly robust policy linucb thompson sampling',
classifiers = [],
cmdclass = {'build_ext': build_ext_subclass},
ext_modules = [
Extension("contextualbandits.linreg._wrapper_double",
sources=["contextualbandits/linreg/linreg_double.pyx"],
include_dirs=[np.get_include()]),
Extension("contextualbandits.linreg._wrapper_float",
sources=["contextualbandits/linreg/linreg_float.pyx"],
include_dirs=[np.get_include()]),
Extension("contextualbandits._cy_utils", language="c++",
sources=["contextualbandits/_cy_utils.pyx"],
include_dirs=[np.get_include()])
]
)