Move root car to pycar, put other pycar back to car.

pycar/MyRaft/protos/raft.proto

@@ -0,0 +1,35 @@
+syntax = "proto3";
+
+package raft;
+
+service Raft{
+    rpc AppendEntriesRPC(AppendEntries) returns (AppendEntriesResponse) {}
+    rpc RequestVoteRPC(RequestVote) returns (RequestVoteResponse) {}
+}
+
+message AppendEntries{
+    uint32 term = 1;
+    string leaderId = 2;
+    uint32 prevLogIndex = 3;
+    uint32 prevLogTerm = 4;
+    uint32 leaderCommit = 5;
+    repeated string entry = 6;
+}
+
+message AppendEntriesResponse{
+    uint32 term = 1;
+    bool success = 2;
+}
+
+message RequestVote{
+    uint32 term = 1;
+    string candidateId = 2;
+    uint32 lastLogIndex = 3;
+    uint32 lastLogTerm = 4;
+}
+
+message RequestVoteResponse{
+    uint32 term = 1;
+    bool voteGranted = 2;
+    string voterId = 3;
+}