Requirement already satisfied: pymodbus[full] in c:\program files (x86)\microsoft visual studio\shared\python39_64\lib\site-packages (3.3.1) WARNING: pymodbus 3.3.1 does not provide the extra 'full'
时间: 2023-07-21 07:53:14 浏览: 50
根据你的提示信息,`pymodbus`模块已经被安装了,并且版本为3.3.1。另外,你还可以看到一个警告,该警告指出该版本的`pymodbus`模块不提供名为`full`的额外选项。
这意味着,你不需要再次安装`pymodbus`模块或指定`full`选项,因为你已经安装了最新版本的模块。你可以在Python脚本中直接导入`pymodbus.client.sync`模块,并开始使用Modbus TCP协议进行同步通信:
```python
from pymodbus.client.sync import ModbusTcpClient
# 创建一个Modbus TCP客户端对象
client = ModbusTcpClient('127.0.0.1', port=502)
# 连接到Modbus TCP服务器
client.connect()
# 发送读取保持寄存器的请求
response = client.read_holding_registers(address=0, count=10, unit=1)
# 获取响应数据
if response.isError():
print("Error: %s" % response)
else:
print(response.registers)
# 关闭连接
client.close()
```
如果你仍然遇到问题,请提供更多详细信息,以便我能够更好地帮助你。
相关问题
Requirement already satisfied: python-snap7 in c:\program files (x86)\microsoft visual studio\shared\python39_64\lib\site-packages (1.3) WARNING: You are using pip version 22.0.4; however, version 23.1.2 is available. You should consider upgrading via the 'C:\Program Files (x86)\Microsoft Visual Studio\Shared\Python39_64\python.exe -m pip install --upgrade pip' command.
这个消息表示您已经成功安装了snap7库的最新版本1.3,因此无需再次安装它。
另外,该消息还提示您的pip版本为22.0.4,而最新版本为23.1.2。如果您希望升级pip,请使用以下命令:
```
python -m pip install --upgrade pip
```
希望这可以回答您的问题。
Requirement already satisfied: future in d:\program files\python39\lib\site-packages (0.18.3)
Great, the "future" package is already installed in your Python environment. This package provides support for Python 2 and 3 compatibility, which may be useful when working with legacy code or when using libraries that have not yet been updated to support Python 3.