import sys
print(sys.executable)

from pymodbus.client import ModbusTcpClient

client = ModbusTcpClient('192.168.0.123', port=502)
if client.connect():
    print("🟢 Modbus 连接成功")
    result = client.read_coils(0, 1, unit=1)
    print("读取结果:", result)
else:
    print("🔴 Modbus 连接失败")