def cli(ctx, quota_id, name="", description="", amount="", operation="", default="no", in_users="", in_groups=""):
    """Update an existing quota

Output:

    A semicolon separated list of changes to the quota.
          For example::

            "Quota 'Testing-A' has been renamed to 'Testing-B'; Quota 'Testing-e' is now '-100.0 GB'; Quota 'Testing-B' is now the default for unregistered users"
    """
    return ctx.gi.quotas.update_quota(quota_id, name=name, description=description, amount=amount, operation=operation, default=default, in_users=in_users, in_groups=in_groups)