added files

.gitignore

+__pycache__/
+_ext/
+build/
+dist/
+.cache/
+.eggs/
+.coverage
+*.egg-info/
+*.so

README.md

+# PyTorch Spline Convolution

build.py

+from torch.utils.ffi import create_extension
+
+headers = ['torch_spline_conv/src/cpu.h']
+sources = ['torch_spline_conv/src/cpu.c']
+include_dirs = ['torch_spline_conv/src']
+define_macros = []
+extra_objects = []
+with_cuda = False
+
+ffi = create_extension(
+    name='torch_spline_conv._ext.ffi',
+    package=True,
+    headers=headers,
+    sources=sources,
+    include_dirs=include_dirs,
+    define_macros=define_macros,
+    extra_objects=extra_objects,
+    with_cuda=with_cuda,
+    relative_to=__file__)
+
+if __name__ == '__main__':
+    ffi.build()

setup.cfg

+[aliases]
+test=pytest
+
+[tool:pytest]
+addopts = --capture=no --cov

setup.py

+from os import path as osp
+from setuptools import setup, find_packages
+
+import build  # noqa
+
+install_requires = ['cffi']
+setup_requires = ['pytest-runner', 'cffi']
+tests_require = ['pytest', 'pytest-cov']
+
+setup(
+    name='torch_spline_conv',
+    version='0.1.0',
+    description='PyTorch extension for spline-based convolutions',
+    url='https://github.com/rusty1s/pytorch_spline_conv',
+    author='Matthias Fey',
+    author_email='matthias.fey@tu-dortmund.de',
+    install_requires=install_requires,
+    setup_requires=setup_requires,
+    tests_require=tests_require,
+    packages=find_packages(exclude=['build']),
+    ext_package='',
+    cffi_modules=[osp.join(osp.dirname(__file__), 'build.py:ffi')],
+)

tests/test_conv.py

+import torch_spline_conv as SplineConv