set_trace_callback(trace_callback) Registers trace_callback to be called for each SQL statement that is actually executed

object.__getnewargs__() This method serve a similar purpose as __getnewargs_ex__() but for protocols 2 and newer

set_authorizer(authorizer_callback) This routine registers a callback. The callback is invoked for each attempt to access a

Shelf.sync() Write back all entries in the cache if the shelf was opened with writeback set to

class shelve.BsdDbShelf(dict, protocol=None, writeback=False, keyencoding='utf-8') A subclass of Shelf which exposes

sqlite3.register_adapter(type, callable) Registers a callable to convert the custom Python type type into one of SQLite’s

exception pickle.PickleError Common base class for the other pickling exceptions. It inherits

pickle.dumps(obj, protocol=None, *, fix_imports=True) Return the pickled representation of the object as a

sqlite3.complete_statement(sql) Returns

exception dbm.gnu.error Raised on dbm.gnu-specific errors, such as I/O errors.