def __init__(self,
url=None,
CacheClass=LRUCache,
cache_size=float('inf'),
default_waveunit=None):
if url is None:
url = sunpy.config.get('database', 'url')
self._engine = create_engine(url)
self._session_cls = sessionmaker(bind=self._engine)
self.session = scoped_session(self._session_cls)
self._command_manager = commands.CommandManager()
self.default_waveunit = default_waveunit
if self.default_waveunit is not None:
try:
self.default_waveunit = units.Unit(default_waveunit)
except ValueError:
raise tables.WaveunitNotConvertibleError(default_waveunit)
self._enable_history = True
class Cache(CacheClass):
def callback(this, entry_id, database_entry):
self.remove(database_entry)
def append(this, value):
try:
this[max(this or [0]) + 1] = value
except TypeError:
this[1] = value
self._create_tables()
self._cache = Cache(cache_size)
for entry in self:
self._cache[entry.id] = entry
def __init__(self,
url=None,
CacheClass=LRUCache,
cache_size=float('inf'),
default_waveunit=None):
if url is None:
url = sunpy.config.get('database', 'url')
self._engine = create_engine(url)
self._session_cls = sessionmaker(bind=self._engine)
self.session = self._session_cls()
self._command_manager = commands.CommandManager()
self.default_waveunit = default_waveunit
self._enable_history = True
class Cache(CacheClass):
def callback(this, entry_id, database_entry):
self.remove(database_entry)
def append(this, value):
this[max(this or [0]) + 1] = value
self._create_tables()
self._cache = Cache(cache_size)
for entry in self:
self._cache[entry.id] = entry
