# import subprocess # def check_gpu_processes_with_nvitop(gpu_id): # try: # # 调用 nvitop 命令,指定 GPU ID 和单次查询模式 # result = subprocess.run( # ["nvitop", "-o", str(gpu_id), "--once"], # stdout=subprocess.PIPE, # stderr=subprocess.PIPE, # text=True # ) # # 检查命令是否执行成功 # if result.returncode != 0: # print(f"Error running nvitop: {result.stderr} [[5]]") # return True # 如果错误就返回True,即当前GPU不可用 # # 解析输出内容 # has_processes = True # len_res = len(result.stdout.splitlines()) # no_processes_str = "No running processes found" # for line in result.stdout.splitlines(): # line = line.strip() # if no_processes_str in line: # print("No running processes found.") # has_processes = False # return has_processes # except FileNotFoundError: # print("nvitop not found. Install it via 'pip install nvitop' [[4]]") # return True # 如果错误就返回True,即当前GPU不可用 # # 调用函数,指定 GPU 0 # print(check_gpu_processes_with_nvitop(1)) # 初始化变量 ll l1 = [3, [66, 55, 44], (7, 8, 9)] l2 = list(l1) # 浅复制了 ll # 输出l1 l2每个元素的id print("l1") print(id(l1[0]), id(l1[1]), id(l1[2])) print("l2") print(id(l2[0]), id(l2[1]), id(l2[2])) l1.append(100) l1[1].remove(55) print("l1") print(id(l1[0]), id(l1[1]), id(l1[2])) print("l2") print(id(l2[0]), id(l2[1]), id(l2[2])) l2[1] += [33, 22] l2[2] += (10, 11) print(id(l1[0]), id(l1[1]), id(l1[2])) print(id(l2[0]), id(l2[1]), id(l2[2]))