改为获取所有str之后再clear,尝试修复闪的问题（还是不行）

check.py

@@ -149,8 +149,8 @@ def get_bar(bar_ratio, max_len, color=False):
         
     return ''.join(res)
 
-def print_table_res(data_list):
-    def print_line(line_type, width_list, spaces=[]):
+def get_table_res(data_list):
+    def get_line(line_type, width_list, spaces=[]):
         assert line_type in ['up', 'middle', 'bottom']
         
         str_list = []
@@ -181,15 +181,18 @@ def print_table_res(data_list):
                 else:
                     str_list.append(table_icon['mid'][line_type])
         
-        print(''.join(str_list))
-        
-    # print('TODO')
-    print(time.strftime("%Y%m-%d%H:%M:%S", time.localtime(time.time())))
+        return ''.join(str_list)
+        # print(''.join(str_list))
+    
+    result_str = []
+    
+    result_str.extend([time.strftime("%Y%m-%d%H:%M:%S", time.localtime(time.time())), '\n'])
+    # print(time.strftime("%Y%m-%d%H:%M:%S", time.localtime(time.time())))
     
     cell_width_list = [7, 20, 24, 15]
     len_last3 = cell_width_list[1] + cell_width_list[2] + cell_width_list[3] + 2
     # 输出head ------------------------------------------
-    print_line('up', cell_width_list)
+    result_str.extend([get_line('up', cell_width_list), '\n'])
     str_list = []
     str_list.append(table_icon['vline'])
     str_list.append(clamp_str('Title', cell_width_list[0], True))
@@ -200,11 +203,11 @@ def print_table_res(data_list):
     str_list.append(table_icon['vline'])
     str_list.append(clamp_str('GPU-Util', cell_width_list[3], True))
     str_list.append(table_icon['vline'])
-    print(''.join(str_list))
+    result_str.extend([''.join(str_list), '\n'])
     
     # 输出内容 ------------------------------------------
     for i, data in enumerate(data_list):
-        print_line('middle', cell_width_list)
+        result_str.extend([get_line('middle', cell_width_list), '\n'])
         title = data['server_data']['title']
         info_list = data.get('info_list', None)
         if info_list:
@@ -231,7 +234,8 @@ def print_table_res(data_list):
                 str_list.append(clamp_str(f"{util_gpu} % ", cell_width_list[3], True, 'right'))
                 str_list.append(table_icon['vline'])
                 
-                print(''.join(str_list))
+                result_str.extend([''.join(str_list), '\n'])
+                # print(''.join(str_list))
                 
                 # 第二行
                 str_list = []
@@ -264,11 +268,12 @@ def print_table_res(data_list):
                 str_list.append(get_bar(util_gpu/100, cell_width_list[3], True))
                 str_list.append(table_icon['vline'])
                 
-                print(''.join(str_list))
+                result_str.extend([''.join(str_list), '\n'])
+                # print(''.join(str_list))
                 
                 # 下一张卡
                 if j != len(info_list)-1:
-                    print_line('middle', cell_width_list, [0])
+                    result_str.extend([get_line('middle', cell_width_list, [0]), '\n'])
         else:
             str_list = []
             str_list.append(table_icon['vline'])
@@ -277,9 +282,12 @@ def print_table_res(data_list):
             err_info = data.get('err_info', 'error')
             str_list.append(clamp_str(err_info, len_last3, True))
             str_list.append(table_icon['vline'])
-            print(''.join(str_list))
+            # print(''.join(str_list))
+            result_str.extend([''.join(str_list), '\n'])
     
-    print_line('bottom', cell_width_list)  
+    result_str.extend([get_line('bottom', cell_width_list), '\n'])
+    
+    return ''.join(result_str)
 
 def keep_check_one(server: dict, shared_data_list: list, server_idx: int, interval: float):
     try:
@@ -387,10 +395,12 @@ def realtime(args):
     # 绘制
     while True:
         with data_list_lock:
-            os.system('cls' if os.name == 'nt' else 'clear')
             if args.table:
-                print_table_res(data_list)
+                res_str = get_table_res(data_list)
+                os.system('cls' if os.name == 'nt' else 'clear')
+                print(res_str)
             else:
+                os.system('cls' if os.name == 'nt' else 'clear')
                 print(time.strftime("%Y%m-%d%H:%M:%S", time.localtime(time.time())))
                 for data in data_list:
                     print(data['server_data']['title'] + ' ---------------')