fix: indentation

Author: mgxd

heudiconv/dicoms.py

@@ -77,9 +77,10 @@ def group_dicoms_into_seqinfos(files, file_filter, dcmfilter, grouping):
         try:
             mw.dcm_data.ProtocolName
         except AttributeError:
-        if not getattr(mw.dcm_data, 'ProtocolName', '').strip():
-               mw.dcm_data.ProtocolName = parse_private_csa_header(mw.dcm_data, 'ProtocolName', 'tProtocolName') \
-                   if mw.is_csa else ''
+            if not getattr(mw.dcm_data, 'ProtocolName', '').strip():
+                mw.dcm_data.ProtocolName = parse_private_csa_header(
+                    mw.dcm_data, 'ProtocolName', 'tProtocolName'
+                    ) if mw.is_csa else ''
 
         try:
             series_id = (int(mw.dcm_data.SeriesNumber),