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Make approximate_formats work when there are no formats

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Charles Haley 2012-09-20 08:30:10 +02:00
parent 9b3899266c
commit 7571cbf7ac
1 changed files with 2 additions and 0 deletions
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2
src/calibre/utils/formatter_functions.py
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@ -608,6 +608,8 @@ class BuiltinApproximateFormats(BuiltinFormatterFunction):
def evaluate(self, formatter, kwargs, mi, locals): def evaluate(self, formatter, kwargs, mi, locals):
fmt_data = mi.get('db_approx_formats', []) fmt_data = mi.get('db_approx_formats', [])
if not fmt_data:
return ''
data = sorted(fmt_data) data = sorted(fmt_data)
return ','.join(v.upper() for v in data) return ','.join(v.upper() for v in data)