# gdtest_complete_docstrings > A synthetic test package demonstrating complete docstrings for objects beyond functions and classes ## Docs ### API Reference #### Classes > Main classes provided by the package - [Connection](reference/Connection.html): A managed database connection drawn from the pool #### Functions > Utility functions - [get_connection](reference/get_connection.html): Obtain a connection from the pool - [reinitialize](reference/reinitialize.html): Reset the global connection pool #### Constants > Module-level constants and data - [BackendName](reference/BackendName.html) - [ConnectionId](reference/ConnectionId.html): str(object='') -> str - [Handler](reference/Handler.html): Type variable - [MAX_CONNECTIONS](reference/MAX_CONNECTIONS.html): int([x]) -> integer - [MIN_CONNECTIONS](reference/MIN_CONNECTIONS.html): int([x]) -> integer - [PoolKey](reference/PoolKey.html): Built-in immutable sequence - [SUPPORTED_BACKENDS](reference/SUPPORTED_BACKENDS.html): Built-in immutable sequence - [Sortable](reference/Sortable.html): Type variable - [retry_delay](reference/retry_delay.html): Convert a string or number to a floating-point number, if possible - [timeout](reference/timeout.html): int([x]) -> integer