def get_secret()

in keyvault.py [0:0]


def get_secret(secretName):
    try:
        keyVaultName = os.environ["AZURE_KEY_VAULT_NAME"]
        KVUri = f"https://{keyVaultName}.vault.azure.net"
        
        # Create the chained credential using synchronous classes.
        credential = ChainedTokenCredential(
            ManagedIdentityCredential(),
            AzureCliCredential()
        )
        
        # Create and use the SecretClient within a context manager.
        with SecretClient(vault_url=KVUri, credential=credential) as client:
            retrieved_secret = client.get_secret(secretName)
            value = retrieved_secret.value
            
        return value
        
    except KeyError:
        logging.info("Environment variable AZURE_KEY_VAULT_NAME not found.")
        return None
    except ClientAuthenticationError:
        logging.info("Authentication failed. Please check your credentials.")
        return None
    except ResourceNotFoundError:
        logging.info(f"Secret '{secretName}' not found in the Key Vault.")
        return None
    except Exception as e:
        logging.info(f"An unexpected error occurred: {e}")
        return None