copyreg.pickle(type, function, constructor=None) Declares that function should be used as a “reduction” function for

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

exception pickle.UnpicklingError Error raised when there is a problem unpickling an object, such as a data corruption or a security

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

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

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

sqlite3.complete_statement(sql) Returns

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

description This read-only attribute provides the column names of the last query. To remain compatible with the Python DB API

executescript(sql_script) This is a nonstandard shortcut that creates a cursor object by calling the cursor() method