You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: assigner_parachains.rs
    path of file: ./repos/polkadot/runtime/parachains/src
    
    the code of the file until where you have to start completion: // Copyright (C) Parity Technologies (UK) Ltd.
// This file is part of Polkadot.

// Polkadot is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.

// Polkadot is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR 
    
	fn push_assignment_for_core(_: CoreIndex, _: Assignment) {}

	fn get_provider_config(_core_idx: CoreIndex) -> AssignmentProviderConfig<BlockNumberFor<T>> {
		let config = <configuration::Pallet<T>>::config();
		AssignmentProviderConfig {
			availability_period: config.paras_availability_period,
			// The next assignment already goes to the same [`ParaId`], no timeout tracking needed.
			max_availability_timeouts: 0,
			// The next assignment already goes to the same [`ParaId`], this can be any number
			// that's high enough to clear the time it takes to clear backing/availability.
			ttl: BlockNumberFor::<T>::from(10u32),
		}
	}
}