Python函数实现对称星号图案打印

def print_pattern(n):\n for i in range(1, n+1):\n for j in range(1, 2i):\n print("", end="")\n print()\n for i in range(n-1, 0, -1):\n for j in range(1, 2i):\n print("", end="")\n print()\n\n# Test\nprint_pattern(1)\nprint()\nprint_pattern(2)\nprint()\nprint_pattern(3)\nprint()\nprint_pattern(4)\nprint()\nprint_pattern(5)