Added possibility to log files where Symbolator failed to generate plots

Signed-off-by: Grzegorz Latosinski <glatosinski@antmicro.com>

scripts/python-skywater-pdk/skywater_pdk/generate_symbolator_plots.py

@@ -42,6 +42,11 @@ def main(argv):
         help='Create directories for output when not present',
         action='store_true'
     )
+    parser.add_argument(
+        '--failed-inputs',
+        help='Path to files for which Symbolator failed to generate diagram',
+        type=Path
+    )
 
     args = parser.parse_args(argv[1:])
 
@@ -49,6 +54,9 @@ def main(argv):
 
     symbol_v_files = libraries_dir.rglob('*.symbol.v')
 
+    nc = contextlib.nullcontext()
+
+    with open(args.failed_inputs, 'w') if args.failed_inputs else nc as err:
         for symbol_v_file in symbol_v_files:
             if args.libname and args.libname != symbol_v_file.parts[1]:
                 continue
@@ -68,7 +76,7 @@ def main(argv):
                     out_dir.mkdir(parents=True)
                 else:
                     print(f'The output directory {str(out_dir)} is missing')
-                print('Run the script with --create-dirs to make directories')
+                    print('Run the script with --create-dirs')
                     return errno.ENOENT
 
             if out_filename.exists():
@@ -88,6 +96,7 @@ def main(argv):
                     )
                     print('Error message:\n', file=sys.stderr)
                     traceback.print_exc()
+                    err.write(f'{symbol_v_file}\n')
     return 0