pack mixin.dll in wheel

Author: learnforpractice

setup.py

@@ -3,7 +3,7 @@
 import platform
 from setuptools import find_packages
 from skbuild import setup
-
+    
 # Require pytest-runner only when running tests
 pytest_runner = (['pytest-runner>=2.0,<3dev']
                  if any(arg in sys.argv for arg in ('pytest', 'test'))
@@ -15,6 +15,10 @@
 #    ('lib',['src/mixin/mixin.so']),
 ]
 
+data = []
+if platform.system() == 'Windows':
+    data.append("mixin.dll")
+
 version = platform.python_version_tuple()
 version = '%s.%s' % (version[0], version[1])
 
@@ -27,7 +31,7 @@
     license="GPL-3.0",
     packages=['pymixin'],
     package_dir={'pymixin': 'pysrc'},
-    package_data={'pymixin': []},
+    package_data={'pymixin': data},
     data_files = data_files,
     scripts=[],
     install_requires=[