Fix setuptools entrypoint

doc2dash/__main__.py

@@ -19,6 +19,13 @@
 )
 
 
+def entry_point():
+    """
+    setuptools entry point that calls the real main with arguments.
+    """
+    main(sys.argv[1:])  # pragma: nocover
+
+
 def main(argv):
     """
     Main cli entry point.

setup.py

@@ -34,7 +34,7 @@ def find_version(*file_paths):
     packages=find_packages(exclude=['tests*']),
     entry_points={
         'console_scripts': [
-            'doc2dash = doc2dash.__main__:main',
+            'doc2dash = doc2dash.__main__:entry_point',
         ],
     },
     install_requires=open('requirements.txt').read().splitlines(),