修改传送带电机、舵机、达妙电机等相关接口

EMV/EMV_test.py

@@ -116,6 +116,15 @@ class RelayController:
         self.sock = None
         self.is_connected = False  # 长连接状态标记
 
+        # 初始化时自动尝试建立长连接
+        print(f"正在初始化网络继电器并建立长连接")
+        connect_success = self.connect()
+
+        if connect_success:
+            print(f"网络继电器长连接建立成功:{HOST}:{PORT}")
+        else:
+            print(f"网络继电器长连接建立失败")
+
     def connect(self) -> bool:
         """
         建立长连接
@@ -241,27 +250,8 @@ class RelayController:
 
 
 # 全局变量
-GLOBAL_RELAY = None
-
-# --------对外接口--------
-def init_relay():
-    """初始化网络继电器实例+建立长连接"""
-    global GLOBAL_RELAY
-
-    try:
-        GLOBAL_RELAY = RelayController()
-        GLOBAL_RELAY.connect()
-
-    except Exception as e:
-        raise ValueError(f"初始化失败{e}")
-
-def deinit_relay():
-    """断开长连接"""
-    global GLOBAL_RELAY
-
-    if GLOBAL_RELAY is not None:
-        GLOBAL_RELAY.disconnect()
-        GLOBAL_RELAY = None
+# private
+_GLOBAL_RELAY = RelayController()
 
 def ng_push():
     """NG推料流程"""
@@ -288,8 +278,7 @@ def write_do(device_name: str, state: bool):
     :param device_name: 设备名称
     :param state: True:打开  False：关闭
     """
-    global GLOBAL_RELAY
-    if GLOBAL_RELAY is None:
+    if _GLOBAL_RELAY is None:
         raise ValueError("未初始化实例")
 
     # 验证设备是否存在
@@ -298,12 +287,12 @@ def write_do(device_name: str, state: bool):
         raise ValueError(f"无效的设备名 '{device_name}'。有效设备: {valid_devices}")
 
     # 确保已连接
-    if not GLOBAL_RELAY.is_connected:
-        if not GLOBAL_RELAY.connect():
+    if not _GLOBAL_RELAY.is_connected:
+        if not _GLOBAL_RELAY.connect():
             raise RuntimeError("无法连接到网络继电器")
 
     try:
-        GLOBAL_RELAY.set_device(device_name, state)
+        _GLOBAL_RELAY.set_device(device_name, state)
 
     except Exception as e:
         raise RuntimeError(f"控制设备 '{device_name}' 失败: {e}")
@@ -313,13 +302,12 @@ def read_all_io() -> dict[str, dict[str, bool]]:
     读取所有DI（传感器）和DO（设备）状态
     :return: {'devices': {...}, 'sensors': {...}}
     """
-    global GLOBAL_RELAY
-    if GLOBAL_RELAY is None:
+    if _GLOBAL_RELAY is None:
         raise ValueError("未初始化")
 
     try:
-        devices = GLOBAL_RELAY.get_all_device_status('devices')
-        sensors = GLOBAL_RELAY.get_all_device_status('sensors')
+        devices = _GLOBAL_RELAY.get_all_device_status('devices')
+        sensors = _GLOBAL_RELAY.get_all_device_status('sensors')
         return {'devices': devices, 'sensors': sensors}
 
     except Exception as e:
@@ -328,7 +316,6 @@ def read_all_io() -> dict[str, dict[str, bool]]:
 
 # ------------测试接口-------------
 if __name__ == '__main__':
-    init_relay()
 
     write_do(SOLENOID_VALVE1, True)
 
@@ -339,7 +326,6 @@ if __name__ == '__main__':
         status_str = "开启" if status else "关闭"
         print(f"{device_name_map.get(name, name)}: {status_str}")
 
-    deinit_relay()