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py3: Fix None comparison when sorting the device books list

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Kovid Goyal 2019-06-21 17:52:35 +05:30
parent 98b9787611
commit abd9e6bcf7
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1 changed files with 3 additions and 3 deletions
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6
src/calibre/gui2/library/models.py
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@ -1304,8 +1304,8 @@ class DeviceDBSortKeyGen(object): # {{{
def __call__(self, x):
try:
ans = self.keyfunc(getattr(self.db[x], self.attr))
except:
ans = None
except Exception:
ans = ''
return ans
# }}}
@ -1485,7 +1485,7 @@ class DeviceBooksModel(BooksModel): # {{{
'timestamp': ('datetime', functools.partial(dt_factory, assume_utc=True)),
'collections': ('device_collections', lambda x:sorted(x,
key=sort_key)),
'inlibrary': ('in_library', lambda x: x),
'inlibrary': ('in_library', lambda x: x or ''),
}[cname]
keygen = keygen if callable(keygen) else DeviceDBSortKeyGen(
keygen[0], keygen[1], self.db)