Fix flake8 errors

Author: itziakos

setup.py

@@ -8,7 +8,7 @@
 
 filename = os.path.join(HERE, 'win32ctypes', 'version.py')
 with open(filename, 'w') as handle:
-    handle.write('__version__="%s"\n' % version)
+    handle.write('__version__ = "%s"\n' % version)
 
 setup(
     name='pywin32-ctypes',

win32ctypes/pywin32/win32api.py

@@ -9,7 +9,7 @@
 from win32ctypes.core import (
     _common, _dll, _resource, _system_information, _backend, _time)
 from .pywintypes import pywin32error as _pywin32error
-from ._constants import LOAD_LIBRARY_AS_DATAFILE, LANG_NEUTRAL
+from ._constants import LOAD_LIBRARY_AS_DATAFILE, LANG_NEUTRAL  # noqa
 
 
 def LoadLibraryEx(fileName, handle, flags):

win32ctypes/pywin32/win32cred.py

@@ -10,11 +10,12 @@
 from .pywintypes import pywin32error as _pywin32error
 
 # Bring constants into namespace
-from win32ctypes.constants import (
+from win32ctypes.constants import (  # noqa
     CRED_TYPE_GENERIC,
     CRED_PERSIST_SESSION,
     CRED_PERSIST_LOCAL_MACHINE,
-    CRED_PERSIST_ENTERPRISE)  # noqa
+    CRED_PERSIST_ENTERPRISE)
+
 
 def CredWrite(Credential, Flags=0):
     """ Creates or updates a stored credential.