def get_connection(self, autocommit = 0, isolation_level = I_DEFAULT):
# autocommit overrider isolation_level
if autocommit:
if isolation_level == I_SERIALIZABLE:
raise Exception('autocommit is not compatible with I_SERIALIZABLE')
isolation_level = I_AUTOCOMMIT
# default isolation_level is READ COMMITTED
if isolation_level < 0:
isolation_level = I_READ_COMMITTED
# new conn?
if not self.conn:
self.isolation_level = isolation_level
self.conn = connect_database(self.loc)
self.conn.my_name = self.name
self.conn.set_isolation_level(isolation_level)
self.conn_time = time.time()
if self.setup_func:
self.setup_func(self.name, self.conn)
else:
if self.isolation_level != isolation_level:
raise Exception("Conflict in isolation_level")
# done
return self.conn
def makeSocket(self):
"""Create server connection.
In this case its not socket but database connection."""
db = connect_database(self.connect_string)
db.set_isolation_level(0) # autocommit
return db
def makeSocket(self):
"""Create server connection.
In this case its not socket but database connection."""
db = connect_database(self.connect_string)
db.set_isolation_level(0) # autocommit
return db
def get_connection(self,
autocommit=0,
isolation_level=I_DEFAULT,
listen_channel_list=[]):
# autocommit overrider isolation_level
if autocommit:
if isolation_level == I_SERIALIZABLE:
raise Exception(
'autocommit is not compatible with I_SERIALIZABLE')
isolation_level = I_AUTOCOMMIT
# default isolation_level is READ COMMITTED
if isolation_level < 0:
isolation_level = I_READ_COMMITTED
# new conn?
if not self.conn:
self.isolation_level = isolation_level
self.conn = connect_database(self.loc)
self.conn.my_name = self.name
self.conn.set_isolation_level(isolation_level)
self.conn_time = time.time()
if self.setup_func:
self.setup_func(self.name, self.conn)
else:
if self.isolation_level != isolation_level:
raise Exception("Conflict in isolation_level")
self._sync_listen(listen_channel_list)
# done
return self.conn
def get_connection(self, autocommit = 0, isolation_level = -1):
# autocommit overrider isolation_level
if autocommit:
isolation_level = I_AUTOCOMMIT
# default isolation_level is READ COMMITTED
if isolation_level < 0:
isolation_level = I_READ_COMMITTED
# new conn?
if not self.conn:
self.isolation_level = isolation_level
self.conn = connect_database(self.loc)
self.conn.set_isolation_level(isolation_level)
self.conn_time = time.time()
else:
if self.isolation_level != isolation_level:
raise Exception("Conflict in isolation_level")
# done
return self.conn
def get_connection(self, autocommit = 0, isolation_level = -1):
# autocommit overrider isolation_level
if autocommit:
isolation_level = I_AUTOCOMMIT
# default isolation_level is READ COMMITTED
if isolation_level < 0:
isolation_level = I_READ_COMMITTED
# new conn?
if not self.conn:
self.isolation_level = isolation_level
self.conn = connect_database(self.loc)
self.conn.set_isolation_level(isolation_level)
self.conn_time = time.time()
else:
if self.isolation_level != isolation_level:
raise Exception("Conflict in isolation_level")
# done
return self.conn
