moobius.database.null_database

Module-level functions

(No module-level functions)

Class NullDatabase

The NullDatabase is like /dev/null; nothing is ever stored. Get returns (True, None) and set/delete return (True, “”).

NullDatabase.get_value

Signature:

• **NullDatabase.get_value**(self, key)

Parameters:

• __key:__ Key.

Returns:

• (True, None).

Raises:

• (this function does not raise any notable errors)

NullDatabase.set_value

Signature:

• **NullDatabase.set_value**(self, key, value)

Parameters:

• __key:__ Key.

• __value:__ Value.

Returns:

• (True, ‘’).

Raises:

• (this function does not raise any notable errors)

NullDatabase.delete_key

Signature:

• **NullDatabase.delete_key**(self, key)

Parameters:

• __key:__ Key.

Returns:

• (True, ‘’).

Raises:

• (this function does not raise any notable errors)

NullDatabase.all_keys

Signature:

• **NullDatabase.all_keys**(self)

Parameters:

• __(this class constructor accepts no arguments):__

Returns:

• The [].

Raises:

• (this function does not raise any notable errors)

Class attributes

NullDatabase.DatabaseInterface

Internals

• Private functions
  • NullDatabase.__str__
  • NullDatabase.__repr__
• Private attributes