Build wheels as py3-none-{platform}.

setup.py

@@ -26,6 +26,7 @@
 import sys
 from setuptools import setup, Extension, Distribution
 from setuptools.command.build_ext import build_ext
+from wheel.bdist_wheel import bdist_wheel
 import shutil
 import sysconfig
 
@@ -235,6 +236,15 @@ def get_names(self):
   def get_outputs(self):
     return self._found_paths
 
+class bdist_wheel_abi_none(bdist_wheel):
+    def finalize_options(self):
+        bdist_wheel.finalize_options(self)
+        self.root_is_pure = False
+
+    def get_tag(self):
+        python, abi, plat = bdist_wheel.get_tag(self)
+        return "py3", "none", plat
+
 
 class BinaryDistribution(Distribution):
     def has_ext_modules(self):
@@ -246,6 +256,7 @@ def has_ext_modules(self):
     # Dummy extension to trigger build_ext
     ext_modules=[Extension('', sources=[])],
     cmdclass={
-        'build_ext': libusb_build_ext
+        'build_ext': libusb_build_ext,
+        'bdist_wheel': bdist_wheel_abi_none,
     },
 )