Function simulate

example_code/item_075.py:121–132

(grid)

import asyncio

async def simulate(grid):
    next_grid = Grid(grid.height, grid.width)

    tasks = []
    for y in range(grid.height):
        for x in range(grid.width):
            task = step_cell(y, x, grid.get, next_grid.set)  # Fan-out
            tasks.append(task)

    await asyncio.gather(*tasks)                             # Fan-in

    return next_grid


print("Example 4")