Fix flake8 errors: trailing whitespace and inline comment formatting

Author: guedou

scapy/layers/inet6.py

@@ -485,16 +485,16 @@ def answers(self, other):
             # Linux's sk_buff considers the IPv6 Payload
             # to be either TCP, UDP or ICMP. It does not
             # consider Extension Headers to be the payload.
-            # Following similar architecture, this small 
+            # Following similar architecture, this small
             # modification lets packet flow with Destination
             # Option on both, request and response packets
             # be captured as well.
             if UDP in self and UDP in other:
                 return self[UDP].answers(other[UDP])
             elif TCP in self and TCP in other:
-                return self[TCP].answers(other[TCP]) 
+                return self[TCP].answers(other[TCP])
             else:
-                return self.payload.answers(other.payload.payload) # Previous Implementation
+                return self.payload.answers(other.payload.payload)
         elif self.nh == 60 and isinstance(self.payload, IPv6ExtHdrDestOpt):  # BU in reply to BRR, for instance  # noqa: E501
             return self.payload.payload.answers(other.payload)
         else: