Improved setup.py

docs/install.md

@@ -0,0 +1,2 @@
+python setup.py install     # for install
+python setup.py sdist bdist # for build

src/setup.py

@@ -19,7 +19,7 @@ setuptools.setup(
     ],
     entry_points={
         'console_scripts': [
-            'cpl = sh_edraft.cli.cpl_cli:main'
+            'cpl = sh_edraft.cli.cpl_cli:CPLCli.main'
         ]
     }
 )

src/sh_edraft/cli/cpl_cli.py

@@ -1,8 +1,5 @@
 class CPLCli:
-    def main(self):
+
+    @staticmethod
+    def main():
         print('Hello world')
-
-
-def main():
-    cli = CPLCli()
-    cli.main()