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More cache work -- remove some code, get rid of old file.

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This commit is contained in:
Charles Haley 2013-10-01 19:27:08 +02:00
parent e34d7bdee7
commit e161df6fff
1 changed files with 8 additions and 19 deletions
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27
src/calibre/devices/smart_device_app/driver.py
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@ -687,10 +687,6 @@ class SMART_DEVICE_APP(DeviceConfig, DevicePlugin):
key = uuid+ext
if isinstance(lastmod, unicode):
lastmod = parse_date(lastmod)
# if key in self.known_uuids:
# self._debug(key, lastmod, self.known_uuids[key].last_modified)
# else:
# self._debug(key, 'not in known uuids')
if key in self.known_uuids and self.known_uuids[key]['book'].last_modified == lastmod:
self.known_uuids[key]['last_used'] = now()
return self.known_uuids[key]['book'].deepcopy()
@ -718,21 +714,14 @@ class SMART_DEVICE_APP(DeviceConfig, DevicePlugin):
return None
def _read_metadata_cache(self):
# cache_file_name = os.path.join(cache_dir(),
# 'device_drivers_' + self.__class__.__name__ +
# '_metadata_cache.pickle')
# if os.path.exists(cache_file_name):
# with open(cache_file_name, mode='rb') as fd:
# json_metadata = cPickle.load(fd)
# for uuid,json_book in json_metadata.iteritems():
# book = self.json_codec.raw_to_book(json_book['book'], SDBook, self.PREFIX)
# self.known_uuids[uuid]['book'] = book
# self.known_uuids[uuid]['last_used'] = json_book['last_used']
# lpath = book.get('lpath')
# if lpath in self.known_metadata:
# self.known_uuids.pop(uuid, None)
# else:
# self.known_metadata[lpath] = book
try:
old_cache_file_name = os.path.join(cache_dir(),
'device_drivers_' + self.__class__.__name__ +
'_metadata_cache.pickle')
if os.path.exists(old_cache_file_name):
os.remove(old_cache_file_name)
except:
pass
cache_file_name = os.path.join(cache_dir(),
'device_drivers_' + self.__class__.__name__ +