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Fix formatter function "count" to return zero for an empty list

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This commit is contained in:
Charles Haley 2013-09-19 07:54:44 +02:00
parent 5d09bc1f79
commit 1109b373a1
1 changed files with 1 additions and 1 deletions
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2
src/calibre/utils/formatter_functions.py
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@ -589,7 +589,7 @@ class BuiltinCount(BuiltinFormatterFunction):
'uses an ampersand. Examples: {tags:count(,)}, {authors:count(&)}')
def evaluate(self, formatter, kwargs, mi, locals, val, sep):
return unicode(len(val.split(sep)))
return unicode(len([v for v in val.split(sep) if v]))
class BuiltinListitem(BuiltinFormatterFunction):
name = 'list_item'