Merge pull request #24 from jaicis/py3convert

Updated the branch by origin and added changes on the knownNodes file

python3_requirements.txt

@@ -1,15 +1,21 @@
+astroid==2.3.3
 certifi==2019.9.11
 chardet==3.0.4
 docutils==0.15.2
 idna==2.8
+isort==4.3.21
 Kivy==1.11.1
 Kivy-Garden==0.1.4
-kivymd==0.100.2
+git+https://github.com/HeaTTheatR/KivyMD.git
+lazy-object-proxy==1.4.3
+mccabe==0.6.1
 Pillow==6.1.0
 pkg-resources==0.0.0
 pydenticon==0.3.1
 Pygments==2.4.2
+pylint==2.4.4
 qrcode==6.1
 requests==2.22.0
 six==1.12.0
+typed-ast==1.4.0
 urllib3==1.25.6

src/knownnodes.py

@@ -114,14 +114,14 @@ def createDefaultKnownNodes():
 def readKnownNodes():
     """Load knownnodes from filesystem"""
     try:
-        with open(state.appdata + 'knownnodes.dat', 'r') as source:
+        with open(state.appdata + 'knownnodes.dat', 'rb') as source:
             with knownNodesLock:
                 try:
                     json_deserialize_knownnodes(source)
                 except ValueError:
                     source.seek(0)
                     pickle_deserialize_old_knownnodes(source)
-    except (IOError, OSError, KeyError, EOFError):
+    except (IOError, OSError, KeyError, EOFError,pickle.UnpicklingError):
         logger.debug(
             'Failed to read nodes from knownnodes.dat', exc_info=True)
         createDefaultKnownNodes()

src/network/bmproto.py

@@ -472,7 +472,7 @@ class BMProto(AdvancedDispatcher, ObjectTracker):
         addresses = self._decode_addr()      # pylint: disable=redefined-outer-name
         for i in addresses:
             seenTime, stream, _, ip, port = i
-            decodedIP = protocol.checkIPAddress(ip)
+            decodedIP = protocol.checkIPAddress(bytes(ip))
             if stream not in state.streamsInWhichIAmParticipating:
                 continue
             if (