def createEmptyGrid(grid_dimensions):
grid = [None] * grid_dimensions
for x in range(grid_dimensions):
grid[x] = ['.'] * grid_dimensions
return grid
def initial_grid(cell_dimensions, density, disease):
grid = createEmptyGrid(cell_dimensions)
for cell in grid:
print ' '.join(cell)
initial_grid(3, 0, 0)
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