tools=["LabelMe","VIA","CVAT"]
print("="*40)
print("工具列表")
print("创建的列表内容为:",tools)
print("列表长度(工具个数):",len(tools))
print("第一个工具是:",tools[0])
print("最后一个工具是:",tools[-1])
print()
print("="*40)
print("工具介绍（使用循环）")
index=1
for tool in tools:
	description=f"工具：{tool}-适用于数据标注"
	print(f"{index}.{description}")
	index=+1
print("\n循环遍历完成！总共输出了",len(tools),"个工具的介绍。")
print("="*40)

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