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Rename empty-named patterns on gdsii save

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This commit is contained in:
Jan Petykiewicz 2019-04-18 01:14:08 -07:00
parent 9ecd34b2f7
commit 79c89b2a4b
1 changed files with 5 additions and 2 deletions
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7
masque/file/gdsii.py
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@ -459,17 +459,20 @@ def _disambiguate_pattern_names(patterns):
i = 0
suffixed_name = sanitized_name
while suffixed_name in used_names:
while suffixed_name in used_names or suffixed_name == '':
suffix = base64.b64encode(struct.pack('>Q', i), b'$?').decode('ASCII')
suffixed_name = sanitized_name + '$' + suffix[:-1].lstrip('A')
i += 1
if suffixed_name != sanitized_name:
if sanitized_name == '':
logger.warning('Empty pattern name saved as "{}"'.format(suffixed_name))
elif suffixed_name != sanitized_name:
logger.warning('Pattern name "{}" appears multiple times; renaming to "{}"'.format(pat.name, suffixed_name))
encoded_name = suffixed_name.encode('ASCII')
if len(encoded_name) == 0:
# Should never happen since zero-length names are replaced
raise PatternError('Zero-length name after sanitize+encode, originally "{}"'.format(pat.name))
if len(encoded_name) > 32:
raise PatternError('Pattern name "{}" length > 32 after encode, originally "{}"'.format(encoded_name, pat.name))