fix: fixed logic in data subscription to redis

bec_plugins/data_processing/px_example.py

@@ -60,13 +60,20 @@ class StreamProcessorPx(StreamProcessor):
         while self.queue.empty():
             start = time.time()
             data_msgs = self._get_data(proj_nr)
-            print(f"Processing took {time.time() - start}")
             data.extend([msg.content["signals"]["data"] for msg in data_msgs if msg is not None])
-            # if len(data) > :
+            #if len(data) > 80:
+            #    out = np.asarray(data)
+            #    result = ({0: {"z": np.sum(out, axis=(-1, -2))}}, {1: {}})
+            #else:
+            #    continue
+            print(f"Loading took {time.time() - start}")
             result = self.process(data, metadata)
+            print(f"Processing took {time.time() - start}")
             if not result:
                 continue
-            msg = BECMessage.ProcessedDataMessage(data=result[0][0], metadata=result[1]).dumps()
+            print(f"Length of data is {result[0][0]['z'].shape}")
+            msg = BECMessage.ProcessedDataMessage(
+                data=result[0][0], metadata=result[1]).dumps()
             print("Publishing result")
             self._publish_result(msg)
 
@@ -86,6 +93,7 @@ class StreamProcessorPx(StreamProcessor):
         azint_data = np.asarray(data)
         norm_sum = metadata["norm_sum"]
         q = metadata["q"]
+        out = []
 
         #####################################
         # Pick contrast 0:f1amp, 1:f2amp, 2:f2phase

bec_plugins/data_processing/px_streamer.py

@@ -65,7 +65,7 @@ def send_data(data, q, norm_sum, bec_producer, metadata, proj_nr) -> None:
         return_dict = {"data": data[line, ...]}
         msg = BECMessage.DeviceMessage(signals=return_dict).dumps()
         print(f"Sending line {line}")
-        bec_producer.lpush(topic=f"px_stream/projection_{proj_nr}/data", msgs=msg)
+        bec_producer.rpush(topic=f"px_stream/projection_{proj_nr}/data", msgs=msg)
     print(f"Time to send {time.time()-start} seconds")
     print(f"Rate {data.shape[0]/(time.time()-start)} Hz")
     print(f"Data volume {data.nbytes/1e6} MB")
@@ -77,6 +77,6 @@ if __name__ == "__main__":
     proj_nr = 180
     while True:
         send_data(data, q, norm_sum, bec_producer, metadata, proj_nr=proj_nr)
-        time.sleep(30)
+        time.sleep(50)
         bec_producer.delete(topic=f"px_stream/projection_{proj_nr}/data:val")
         # proj_nr = proj_nr + 1