Add virtual interface to VALID_INTERFACES.

Add __eq__ and __repr__ to can.Message.

Author: christiansandberg

can/interfaces/interface.py

@@ -3,7 +3,8 @@
 from can.broadcastmanager import CyclicSendTaskABC, MultiRateCyclicSendTaskABC
 
 VALID_INTERFACES = set(['kvaser', 'serial', 'pcan', 'socketcan_native',
-                        'socketcan_ctypes', 'socketcan', 'usb2can', 'ixxat'])
+                        'socketcan_ctypes', 'socketcan', 'usb2can', 'ixxat',
+                        'virtual'])
 
 
 class Bus(object):

can/message.py

@@ -77,3 +77,23 @@ def __str__(self):
                 pass
 
         return "    ".join(field_strings).strip()
+
+    def __repr__(self):
+        data = ["{:#02x}".format(byte) for byte in self.data]
+        args = ["timestamp={}".format(self.timestamp),
+                "is_remote_frame={}".format(self.is_remote_frame),
+                "extended_id={}".format(self.id_type),
+                "is_error_frame={}".format(self.is_error_frame),
+                "arbitration_id={:#x}".format(self.arbitration_id),
+                "dlc={}".format(self.dlc),
+                "data=[{}]".format(", ".join(data))]
+        return "can.Message({})".format(", ".join(args))
+
+    def __eq__(self, other):
+        return (self.arbitration_id == other.arbitration_id and
+                #self.timestamp == other.timestamp and
+                self.id_type == other.id_type and
+                self.dlc == other.dlc and
+                self.data == other.data and
+                self.is_remote_frame == other.is_remote_frame and
+                self.is_error_frame == other.is_error_frame)