chore(lint): flake8

Interestingly only shows in particular python versions
on travis.
Maybe some caching effect?

Locally it is reproducible easily, with the latest flake8

Author: Byron

git/cmd.py

@@ -135,6 +135,7 @@ def dict_to_slots_and__excluded_are_none(self, d, excluded=()):
 
 ## -- End Utilities -- @}
 
+
 # value of Windows process creation flag taken from MSDN
 CREATE_NO_WINDOW = 0x08000000
 

git/objects/submodule/root.py

@@ -17,14 +17,14 @@
 
 
 class RootUpdateProgress(UpdateProgress):
-
     """Utility class which adds more opcodes to the UpdateProgress"""
     REMOVE, PATHCHANGE, BRANCHCHANGE, URLCHANGE = [
         1 << x for x in range(UpdateProgress._num_op_codes, UpdateProgress._num_op_codes + 4)]
     _num_op_codes = UpdateProgress._num_op_codes + 4
 
     __slots__ = tuple()
 
+
 BEGIN = RootUpdateProgress.BEGIN
 END = RootUpdateProgress.END
 REMOVE = RootUpdateProgress.REMOVE

git/test/test_submodule.py

@@ -29,12 +29,12 @@
 
 
 class TestRootProgress(RootUpdateProgress):
-
     """Just prints messages, for now without checking the correctness of the states"""
 
     def update(self, op, cur_count, max_count, message=''):
         print(op, cur_count, max_count, message)
 
+
 prog = TestRootProgress()
 
 

git/util.py

@@ -940,6 +940,7 @@ class NullHandler(logging.Handler):
     def emit(self, record):
         pass
 
+
 # In Python 2.6, there is no NullHandler yet. Let's monkey-patch it for a workaround.
 if not hasattr(logging, 'NullHandler'):
     logging.NullHandler = NullHandler

setup.py

@@ -64,6 +64,7 @@ def _stamp_version(filename):
     else:
         print("WARNING: Couldn't find version line in file %s" % filename, file=sys.stderr)
 
+
 install_requires = ['gitdb2 >= 2.0.0']
 extras_require = {
     ':python_version == "2.6"': ['ordereddict'],