enhanced coding style regarding pep8

setup.py

@@ -7,6 +7,7 @@
 
 from distutils.core import setup, Command
 
+
 class CheckModules(Command):
     """
     :Author: Daniel Mohr
@@ -18,10 +19,13 @@ class CheckModules(Command):
     """
     description = "checking for modules need to run the software"
     user_options = []
+
     def initialize_options(self):
         pass
+
     def finalize_options(self):
         pass
+
     def run(self):
         import importlib
         summary = ""
@@ -44,6 +48,7 @@ def run(self):
             "\nSummary\n%d modules are not available (not unique)\n%s\n" % (
                 i, summary))
 
+
 class CheckModulesModulefinder(Command):
     """
     :Author: Daniel Mohr
@@ -55,10 +60,13 @@ class CheckModulesModulefinder(Command):
     """
     description = "checking for modules need to run the scripts (modulefinder)"
     user_options = []
+
     def initialize_options(self):
         pass
+
     def finalize_options(self):
         pass
+
     def run(self):
         import modulefinder
         for script in self.distribution.scripts:
@@ -67,6 +75,7 @@ def run(self):
             finder.run_script(script)
             finder.report()
 
+
 setup(
     name='pydabu',
     version='2021-01-19',
@@ -111,4 +120,4 @@ def run(self):
         'os.path',
         'json'],
     provides=['dabu']
-    )
+)

src/dabu/scripts/pydabu_main.py

@@ -10,12 +10,14 @@
 
 from .run_check_data_structure import run_check_data_structure
 
+
 def check_arg_directory(data):
     if not os.path.isdir(data):
         msg = '"%s" is not a directory' % data
         raise argparse.ArgumentTypeError(msg)
     return data
 
+
 def pydabu_main():
     """
     :Author: Daniel Mohr
@@ -39,7 +41,7 @@ def pydabu_main():
         nargs="+",
         type=check_arg_directory,
         required=False,
-        default=['.'], # this is not checked against the required type
+        default=['.'],  # this is not checked against the required type
         dest='directory',
         help='Set the directory to use. ' +
         'You can also give a list of directories separated by space. ' +

src/scripts/pydabu.py

@@ -7,6 +7,7 @@
 
 from dabu.scripts import pydabu_main
 
+
 def main():
     """
     :Author: Daniel Mohr
@@ -16,5 +17,6 @@ def main():
     """
     pass
 
+
 if __name__ == "__main__":
     pydabu_main()