load() Read a pickled object representation from the open file object given in the constructor, and return the reconstituted

pickle.dump(obj, file, protocol=None, *, fix_imports=True) Write a pickled representation of obj to the open

dbm.whichdb(filename) This function attempts to guess which of the several simple database modules available — dbm.gnu

connection This read-only attribute provides the SQLite database Connection used by the Cursor object

keys() This method returns a list of column names. Immediately after a query, it is the first member of each tuple in Cursor

class sqlite3.Row A Row instance serves as a highly optimized row_factory for Connection

copyreg.constructor(object) Declares object to be a valid constructor. If object is not callable (and hence

sqlite3.connect(database[, timeout, detect_types, isolation_level, check_same_thread, factory, cached_statements, uri]) Opens

set_progress_handler(handler, n) This routine registers a callback. The callback is invoked for every n instructions