Add ability to message another component to ComponentBase

src/components/component_base.py

@@ -1,3 +1,4 @@
+import json
 import zmq
 from zmq.eventloop import ioloop
 from zmq.eventloop.zmqstream import ZMQStream
@@ -19,3 +20,12 @@ class ComponentBase:
         self.zmq_push_socket = self.zmq_context.socket(zmq.PUSH)
         self.zmq_push_socket.connect('tcp://localhost:{}'.format(RECEIVER_PORT))
 
+    def message_other(self, anchor, data):
+        encoded_anchor = anchor.encode('utf-8')
+        message = {
+            'anchor': anchor,
+            'data': data
+        }
+        encoded_message = json.dumps(message).encode('utf-8')
+        self.zmq_push_socket.send_multipart([encoded_anchor, encoded_message])
+