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

object.__reduce_ex__(protocol) Alternatively, a __reduce_ex__() method may be defined. The only difference is this

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

dbm.open(file, flag='r', mode=0o666) Open the database file file and return a corresponding object.

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

class pickle.Unpickler(file, *, fix_imports=True, encoding="ASCII", errors="strict") This takes a binary file for reading a

class pickle.Pickler(file, protocol=None, *, fix_imports=True) This takes a binary file for writing a pickle data stream.

dumbdbm.close() Close the dumbdbm database.

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

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