PEP-8 long lines and dunders (#245)

This patch massively reformats the whole codebase mainly wrapping
long lines and eliminating dundered private attributes.

1 files changed, 29 insertions, 14 deletions

diff --git a/pysnmp/debug.py b/pysnmp/debug.py
index f6e69c79..e0e53607 100644
--- a/pysnmp/debug.py
+++ b/pysnmp/debug.py
@@ -43,14 +43,20 @@ class Printer(object):
     def __init__(self, logger=None, handler=None, formatter=None):
         if logger is None:
             logger = logging.getLogger('pysnmp')
+
         logger.setLevel(logging.DEBUG)
+
         if handler is None:
             handler = logging.StreamHandler()
+
         if formatter is None:
             formatter = logging.Formatter('%(asctime)s %(name)s: %(message)s')
+
         handler.setFormatter(formatter)
         handler.setLevel(logging.DEBUG)
+
         logger.addHandler(handler)
+
         self.__logger = logger
 
     def __call__(self, msg):
@@ -64,7 +70,7 @@ if hasattr(logging, 'NullHandler'):
     NullHandler = logging.NullHandler
 
 else:
-    # Python 2.6 and older
+    # Python 2.6
     class NullHandler(logging.Handler):
         def emit(self, record):
             pass
@@ -75,33 +81,42 @@ class Debug(object):
 
     def __init__(self, *flags, **options):
         self._flags = FLAG_NONE
+
         if options.get('printer') is not None:
             self._printer = options.get('printer')
+
         elif self.DEFAULT_PRINTER is not None:
             self._printer = self.DEFAULT_PRINTER
+
         else:
             if 'loggerName' in options:
                 # route our logs to parent logger
                 self._printer = Printer(
                     logger=logging.getLogger(options['loggerName']),
-                    handler=NullHandler()
-                )
+                    handler=NullHandler())
+
             else:
                 self._printer = Printer()
+
         self('running pysnmp version %s' % __version__)
-        for f in flags:
-            inverse = f and f[0] in ('!', '~')
-            if inverse:
-                f = f[1:]
+
+        for flag in flags:
+            negate = flag and flag[0] in ('!', '~')
+            if negate:
+                flag = flag[1:]
+
             try:
-                if inverse:
-                    self._flags &= ~FLAG_MAP[f]
+                if negate:
+                    self._flags &= ~FLAG_MAP[flag]
+
                 else:
-                    self._flags |= FLAG_MAP[f]
+                    self._flags |= FLAG_MAP[flag]
+
             except KeyError:
-                raise error.PySnmpError('bad debug flag %s' % f)
+                raise error.PySnmpError('bad debug flag %s' % flag)
 
-            self('debug category \'%s\' %s' % (f, inverse and 'disabled' or 'enabled'))
+            self('debug category "%s" '
+                 '%s' % (flag, negate and 'disabled' or 'enabled'))
 
     def __str__(self):
         return 'logger %s, flags %x' % (self._printer, self._flags)
@@ -128,5 +143,5 @@ def setLogger(l):
 
 def hexdump(octets):
     return ' '.join(
-        ['%s%.2X' % (n % 16 == 0 and ('\n%.5d: ' % n) or '', x)
-         for n, x in zip(range(len(octets)), octs2ints(octets))])
+        '%s%.2X' % (n % 16 == 0 and ('\n%.5d: ' % n) or '', x)
+        for n, x in zip(range(len(octets)), octs2ints(octets)))