@@ -98,20 +98,20 @@
    """
    start = default_timer()
 
-   formatted = ( f'{sk}\t{sv}'
-                  for sk, sv in sort_via_cmp_to_key( cat_count )
+   formatted = ( f'{k}\t{cat_count[ k ]}'
+                  for k in sort_via_cmp_to_key( cat_count )
                )
 
    time_stat['sort+format time'] = default_timer() - start
    return formatted
 
 
-# Takes ~115-120 s.
-def sort_via_cmp_to_key( cat_count :dict[ str, int ] ) ->Generator[ tuple[ str, int ], None, None ]:
+# Takes ~103-115 s.
+def sort_via_cmp_to_key( cat_count :dict[ str, int ] ) ->list[ str ]:
    """
    Returns:
-      A generator of 2-element `tuple`s of category & total count, sorted by
-      total count in descending order & by category in ascending order.
+      A a `list` of sorted keys; sorted by total count in descending order & by
+      category in ascending order.
 
    Args:
       cat_count: `dict` of category as key & total count as value.
@@ -137,9 +137,7 @@
    #
    comparator = cmp_to_key( compare_desc_count_asc_cat )
 
-   out = ( ( k, cat_count[ k ] )
-            for k in sorted( cat_count.keys(), key = comparator )
-         )
+   out = sorted( cat_count.keys(), key = comparator )
 
    time_stat['sort_via_cmp_to_key time'] = default_timer() - start
    return out
@@ -165,6 +163,12 @@
 time_stat['output time'] = output_end_time - process_end_time
 time_stat['total time'] = output_end_time - process_start_time
 #
+decimal_place = 1
+round_format = f'.{decimal_place}f'
+time_width = max( len( f'{t:{round_format}}' ) for t in time_stat.values() ) \
+            + decimal_place +1
+label_width = max( len( label ) for label in time_stat.keys() )
+#
 for label, time_taken in time_stat.items():
-   sys.stderr.write( f'{label} : {time_taken:0.1f}\n' )
+   sys.stderr.write( f'{label:{label_width}}: {time_taken:{time_width}{round_format}} s\n' )