<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def get_permission_requests(parser, token):
 """ Retrieves all permissions requests associated with the given obj and user and assigns the result to a context variable. Syntax:: {% get_permission_requests obj %} {% for perm in permissions %} {{ perm }} {% endfor %} {% get_permission_requests obj as "my_permissions" %} {% get_permission_requests obj for request.user as "my_permissions" %} """

    return PermissionsForObjectNode.handle_token(parser, token,
                                                 approved=False,
                                                 name='"permission_requests"')