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Ignore errors when unpickling stored conversion options

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Kovid Goyal 2018-03-07 12:51:52 +05:30
parent 79037fcbf1
commit 6906981702
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1 changed files with 4 additions and 1 deletions
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5
src/calibre/db/backend.py
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@ -1695,7 +1695,10 @@ class DB(object):
def conversion_options(self, book_id, fmt):
for (data,) in self.conn.get('SELECT data FROM conversion_options WHERE book=? AND format=?', (book_id, fmt.upper())):
if data:
return unpickle_binary_string(bytes(data))
try:
return unpickle_binary_string(bytes(data))
except Exception:
pass
def has_conversion_options(self, ids, fmt='PIPE'):
ids = frozenset(ids)