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from setuptools import setup, Extension
from setuptools.command.build_ext import build_ext
import sys
import os.path
import setuptools
__version__ = '0.8.2'
project_dir = os.path.abspath(os.path.dirname(__file__))
class get_pybind_include(object):
"""Helper class to determine the pybind11 include path
The purpose of this class is to postpone importing pybind11
until it is actually installed, so that the ``get_include()``
method can be invoked. """
def __init__(self, user=False):
self.user = user
def __str__(self):
import pybind11
return pybind11.get_include(self.user)
# As of Python 3.6, CCompiler has a `has_flag` method.
# cf http://bugs.python.org/issue26689
def has_flag(compiler, flagname):
"""Return a boolean indicating whether a flag name is supported on
the specified compiler.
"""
import tempfile
with tempfile.NamedTemporaryFile('w', suffix='.cpp') as f:
f.write('int main (int argc, char **argv) { return 0; }')
try:
compiler.compile([f.name], extra_postargs=[flagname])
except setuptools.distutils.errors.CompileError:
return False
return True
def cpp_flag(compiler):
"""Return the -std=c++[11/14] compiler flag.
The c++14 is prefered over c++11 (when it is available).
"""
if has_flag(compiler, '-std=c++14'):
return '-std=c++14'
elif has_flag(compiler, '-std=c++11'):
return '-std=c++11'
else:
raise RuntimeError('Unsupported compiler -- at least C++11 support is needed!')
class BuildExt(build_ext):
"""A custom build extension for adding compiler-specific options."""
c_opts = {
'msvc': ['/EHsc'],
'unix': [],
}
if sys.platform == 'darwin':
c_opts['unix'] += ['-stdlib=libc++', '-mmacosx-version-min=10.7']
def build_extensions(self):
ct = self.compiler.compiler_type
opts = self.c_opts.get(ct, [])
if ct == 'unix':
opts.append('-DVERSION_INFO="%s"' % self.distribution.get_version())
opts.append(cpp_flag(self.compiler))
if has_flag(self.compiler, '-fvisibility=hidden'):
opts.append('-fvisibility=hidden')
elif ct == 'msvc':
opts.append('/DVERSION_INFO=\\"%s\\"' % self.distribution.get_version())
for ext in self.extensions:
ext.extra_compile_args = opts
build_ext.build_extensions(self)
ext_modules = [
Extension(
'eml_trees',
['bindings/eml_trees.cpp'],
include_dirs=[
'emlearn/',
# Path to pybind11 headers
get_pybind_include(),
get_pybind_include(user=True)
],
language='c++'
),
Extension(
'eml_audio',
['bindings/eml_audio.cpp'],
include_dirs=[
'emlearn/',
# Path to pybind11 headers
get_pybind_include(),
get_pybind_include(user=True)
],
language='c++'
),
Extension(
'eml_net',
['bindings/eml_net.cpp'],
include_dirs=[
'emlearn/',
# Path to pybind11 headers
get_pybind_include(),
get_pybind_include(user=True)
],
language='c++'
),
Extension(
'eml_bayes',
['bindings/eml_bayes.cpp'],
include_dirs=[
'emlearn/',
# Path to pybind11 headers
get_pybind_include(),
get_pybind_include(user=True)
],
language='c++'
),
Extension(
'eml_signal',
['bindings/eml_signal.cpp'],
include_dirs=[
'emlearn/',
# Path to pybind11 headers
get_pybind_include(),
get_pybind_include(user=True)
],
language='c++'
),
]
def read_requirements():
requirements_txt = os.path.join(project_dir, 'requirements.txt')
with open(requirements_txt, encoding='utf-8') as f:
contents = f.read()
specifiers = [s for s in contents.split('\n') if s]
return specifiers
def read_readme():
readme = os.path.join(project_dir, 'README.md')
with open(readme, encoding='utf-8') as f:
long_description = f.read()
return long_description
setup(
name='emlearn',
version=__version__,
author='Jon Nordby',
author_email='jononor@gmail.com',
url='https://github.com/emlearn/emlearn',
description='Machine learning for microcontrollers and embedded systems',
long_description=read_readme(),
long_description_content_type="text/markdown",
packages=['emlearn'],
scripts={
'examples/window-function.py': 'eml-window-function',
'examples/mel-filterbank.py': 'eml-mel-filterbank',
},
ext_modules=ext_modules,
include_package_data=True,
package_data = {
'': ['*.h', '*.ino'],
},
install_requires=read_requirements(),
cmdclass={'build_ext': BuildExt},
zip_safe=False,
)
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