Random Resource Access via PyVISA

This function randomly selects a resource from a list of resources in the PyVISA library, connects to it, reads the system error information, and then closes the connection. If no resources are available, it outputs a message indicating that no resources were found.

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Code Type : The type of code

Code Difficulty :

                
                    
import random
from PyVISA import Visa

def random_resource_access():
    # This function randomly accesses a resource from a list of resources
    resources = Visa.ResourceManager().list_resources()
    if resources:
        resource = random.choice(resources)
        rm = Visa.ResourceManager()
        inst = rm.open_resource(resource)
        print(f"Connected to {resource}")
        print(f"System error: {inst.system_error()}")
        inst.close()
    else:
        print("No resources found")