[HOPSWORKS 3241] add progress bar during stream data ingestion in pyt…

…hon (logicalclocks#705)

python/hsfs/engine/python.py

@@ -34,6 +34,7 @@
 from urllib.parse import urlparse
 from typing import TypeVar, Optional, Dict, Any
 from confluent_kafka import Producer
+from tqdm.auto import tqdm
 
 from hsfs import client, feature, util
 from hsfs.core import (
@@ -751,9 +752,20 @@ def _write_dataframe_kafka(
         writer = self._get_encoder_func(feature_group._get_encoded_avro_schema())
 
         def acked(err, msg):
-            if err is not None:
+            if err is not None and offline_write_options.get("debug_kafka", False):
                 print("Failed to deliver message: %s: %s" % (str(msg), str(err)))
-
+            else:
+                # update progress bar for each msg
+                progress_bar.update()
+
+        # initialize progress bar
+        progress_bar = tqdm(
+            total=dataframe.shape[0],
+            bar_format="{desc}: {percentage:.2f}% |{bar}| Rows {n_fmt}/{total_fmt} | "
+            "Elapsed Time: {elapsed} | Remaining Time: {remaining}",
+            desc="Uploading Dataframe",
+            mininterval=1,
+        )
         # loop over rows
         for r in dataframe.itertuples(index=False):
             # itertuples returns Python NamedTyple, to be able to serialize it using
@@ -790,9 +802,7 @@ def acked(err, msg):
                         topic=feature_group._online_topic_name,
                         key=key,
                         value=encoded_row,
-                        callback=acked
-                        if offline_write_options.get("debug_kafka", False)
-                        else None,
+                        callback=acked,
                     )
 
                     # Trigger internal callbacks to empty op queue
@@ -806,6 +816,7 @@ def acked(err, msg):
 
         # make sure producer blocks and everything is delivered
         producer.flush()
+        progress_bar.close()
 
         # start backfilling job
         job_name = "{fg_name}_{version}_offline_fg_backfill".format(

python/setup.py

@@ -55,6 +55,7 @@ def read(fname):
             "pyarrow",
             "confluent-kafka==1.8.2",
             "fastavro==1.4.11",
+            "tqdm"
         ],
     },
     author="Hopsworks AB",