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

cursor([cursorClass]) The cursor method accepts a single optional parameter cursorClass. If supplied, this must be

marshal.dump(value, file[, version]) Write the value on the open file. The value must be a supported type. The file must be

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

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

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

dumbdbm.close() Close the dumbdbm database.

lastrowid This read-only attribute provides the rowid of the last modified row. It is only set if you issued an INSERT

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