exception pickle.PicklingError Error raised when an unpicklable object is encountered by Pickler. It inherits

fetchall() Fetches all (remaining) rows of a query result, returning a list. Note that the cursor’s arraysize attribute can

dumbdbm.sync() Synchronize the on-disk directory and data files. This method is called by the Shelve.sync() method

exception dbm.error A tuple containing the exceptions that can be raised by each of the supported modules, with a unique exception

sqlite3.sqlite_version The version number of the run-time SQLite library, as a string.

commit() This method commits the current transaction. If you don’t call this method, anything you did since the last call to

isolation_level Get or set the current isolation level.

rollback() This method rolls back any changes to the database since the last call to commit().

marshal.version Indicates the format that the module uses. Version 0 is the historical format, version 1 shares interned strings

sqlite3.enable_callback_tracebacks(flag) By default you will not get any tracebacks in user-defined functions, aggregates, converters