Changing the default tqdm output stream.

By default tqdm prints to sys.stderr. Change it to print to
sys.stdout so that error messages originating in underlying libraries
that cannot be silenced can be redirected to file and the progress bar
is still visible.

Author: zivy

Python/scripts/characterize_data.py

@@ -354,6 +354,7 @@ def inspect_files(
             maxinterval=60,
             miniters=tqdm_total // 10,
             disable=disable_tqdm,
+            file=sys.stdout,
         ):
             try:
                 result = future.result()
@@ -578,6 +579,7 @@ def inspect_series(
             maxinterval=60,
             miniters=tqdm_total // 10,
             disable=disable_tqdm,
+            file=sys.stdout,
         ):
             try:
                 result = future.result()
@@ -806,6 +808,10 @@ def characterize_data(argv=None):
     --metadata_keys "0008|0060" --metadata_keys_headings modality --ignore_problems --create_summary_image \
     --max_processes 15
 
+    Run a generic file analysis using a configuration file and redirect stderr to file.
+    python characterize_data.py ../../Data/ Output/generic_image_data_report.csv per_file \
+    --configuration_file ../../Data/characterize_data_user_defaults.json 2> errors.txt
+
     Output:
     ------
     The output from the script includes: