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Fix bug in template function subitems that allowed empty items in the returned value

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This commit is contained in:
Charles Haley 2021-02-20 16:57:16 +00:00
parent 8e98cb061f
commit 456adc2f2b
1 changed files with 4 additions and 2 deletions
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6
src/calibre/utils/formatter_functions.py
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@ -1082,9 +1082,11 @@ class BuiltinSubitems(BuiltinFormatterFunction):
components = [item] components = [item]
try: try:
if ei == 0: if ei == 0:
rv.add('.'.join(components[si:])) t = '.'.join(components[si:]).strip()
else: else:
rv.add('.'.join(components[si:ei])) t = '.'.join(components[si:ei]).strip()
if t:
rv.add(t)
except: except:
pass pass
return ', '.join(sorted(rv, key=sort_key)) return ', '.join(sorted(rv, key=sort_key))