Fix PEP8 issues

docs/conf.orig.py

@@ -15,6 +15,7 @@
 
 # import sys
 # import os
+from setuptools_scm import get_version
 
 # If extensions (or modules to document with autodoc) are in another directory,
 # add these directories to sys.path here. If the directory is relative to the
@@ -54,7 +55,6 @@ copyright = '2016, Brian May'
 # built documents.
 #
 # The short X.Y version.
-from setuptools_scm import get_version
 version = get_version(root="..")
 # The full version, including alpha/beta/rc tags.
 release = version

sshuttle/cmdline.py

@@ -29,7 +29,8 @@ def main():
             includes = opt.subnets
             excludes = opt.exclude
             if not includes and not opt.auto_nets:
-                parser.error('at least one subnet, subnet file, or -N expected')
+                parser.error('at least one subnet, subnet file, '
+                             'or -N expected')
             remotename = opt.remote
             if remotename == '' or remotename == '-':
                 remotename = None

sshuttle/helpers.py

@@ -16,6 +16,7 @@ else:
     def b(s):
         return s
 
+
 def log(s):
     global logprefix
     try:

sshuttle/hostwatch.py

@@ -39,7 +39,7 @@ def write_host_cache():
         for name, ip in sorted(hostnames.items()):
             f.write(('%s,%s\n' % (name, ip)).encode("ASCII"))
         f.close()
-        os.chmod(tmpname, 384) # 600 in octal, 'rw-------'
+        os.chmod(tmpname, 384)  # 600 in octal, 'rw-------'
         os.rename(tmpname, CACHEFILE)
     finally:
         try:
@@ -70,8 +70,8 @@ def read_host_cache():
 def found_host(hostname, ip):
     hostname = re.sub(r'\..*', '', hostname)
     hostname = re.sub(r'[^-\w]', '_', hostname)
-    if (ip.startswith('127.') or ip.startswith('255.')
-            or hostname == 'localhost'):
+    if (ip.startswith('127.') or ip.startswith('255.') or
+            hostname == 'localhost'):
         return
     oldip = hostnames.get(hostname)
     if oldip != ip:

sshuttle/ssh.py

@@ -15,6 +15,7 @@ except ImportError:
     # Python 2.x
     from pipes import quote
 
+
 def readfile(name):
     tokens = name.split(".")
     f = None

sshuttle/ssnet.py

@@ -358,8 +358,8 @@ class Mux(Handler):
 
     def amount_queued(self):
         total = 0
-        for b in self.outbuf:
-            total += len(b)
+        for byte in self.outbuf:
+            total += len(byte)
         return total
 
     def check_fullness(self):
@@ -376,7 +376,8 @@ class Mux(Handler):
     def send(self, channel, cmd, data):
         assert isinstance(data, binary_type)
         assert len(data) <= 65535
-        p = struct.pack('!ccHHH', b('S'), b('S'), channel, cmd, len(data)) + data
+        p = struct.pack('!ccHHH', b('S'), b('S'), channel, cmd, len(data)) \
+            + data
         self.outbuf.append(p)
         debug2(' > channel=%d cmd=%s len=%d (fullness=%d)\n'
                % (channel, cmd_to_name.get(cmd, hex(cmd)),
@@ -557,7 +558,7 @@ def connect_dst(family, ip, port):
     outsock.setsockopt(socket.SOL_IP, socket.IP_TTL, 42)
     return SockWrapper(outsock, outsock,
                        connect_to=(ip, port),
-                       peername = '%s:%d' % (ip, port))
+                       peername='%s:%d' % (ip, port))
 
 
 def runonce(handlers, mux):