python-opcua
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FreeOpcUa
LGPL Pure Python OPC-UA Client and Server
Hi I have written a opc ua client code to connect with opc ua server. This opc ua server is managed by some other manufacturer. Before deploying my code, I...
Hi, I'm new to OPC UA. I trying to subscribe and events from an open62541 OPC UA server, however when I subscribe opcua-client returns : opcua.common.subscription - WARNING - NotificationMessage...
Dear community, while seeing an implemented opcua client, I realized that there is a function returning a variable block. So basically a "variable identifier block read" is needed as input...
Hello! I want to create a secure connection with UA CPP Server. Until now, I've got to connect with Basic256Sha256 + Sign&Encrypt Security Settings and Anonymously Authentication Settings. Now, I...
Hello Experts, I am trying to establish connection to a device (bnrx20) and trying to subscribe for data changes. After a while, i get the following error. Callback: New data...
Hello I'm seeing the following 3 lines printed after making an OPC connection:  Is there a way I can stop these from printing? Thanks!
Hello, A few things before explaining the reason for this issue: - I know that the "restore session" ("reconnect") in case of connection loss is not yet implemented in neither...
Hello, I would like to ask for help. My python-opcua client cannot connect to the server(Robot Controller) I already checked using UaExpert. set up security settings - made server accept...
Hello I am trying to find out whether it is the way I call the OPC UA python code or is there something wrong with my OPC UA connection. Basically,...
found some unsafe sql-querys in our codebase! (also in asyncua -> f-strings are not injection safe!) ```python # BAD EXAMPLES. DON'T DO THIS! cursor.execute("SELECT admin FROM users WHERE username =...
