time_units: generations demes: - name: deme1 start_time: .inf epochs: - {end_size: 1.0, end_time: 40.0, start_size: 1.0} - {end_size: 100.0, end_time: 0, start_size: 100.0} - name: deme2 start_time: .inf epochs: - {end_size: 1.0, end_time: 40.0, start_size: 1.0} - {end_size: 100.0, end_time: 0, start_size: 100.0} - name: deme3 start_time: .inf epochs: - {end_size: 1.0, end_time: 40.0, start_size: 1.0} - {end_size: 100.0, end_time: 0, start_size: 100.0} migrations: []