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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def associations(self, association_resource):
 """Retrieve Association for this resource of the type in association_resource. This method will return all *resources* (group, indicators, task, victims, etc) for this resource that are associated with the provided association resource_type. **Example Endpoints URI's** | Method | API Endpoint URI's | +========+======================================================================+ | {base} | /v2/{resourceClass}/{resourceType}/{resourceId} | | GET | {base}/{assoc resourceClass}/{assoc resourceType} | | POST | {base}/{assoc resourceClass}/{assoc resourceType}/{assoc resourceId} | | DELETE | {base}/{assoc resourceClass}/{assoc resourceType}/{assoc resourceId} | + resourceClass - Groups/Indicators + resourceType - Adversary, Incident, etc / Address, EmailAddress, etc + resourceId - Group Id / Indicator Value Args: association_resource (Resource Instance):
 A resource object with optional resource_id. Return: (instance):
 A copy of this resource instance cleaned and updated for associations. """

        resource = self.copy()
        resource._request_entity = association_resource.api_entity
        resource._request_uri = '{}/{}'.format(
            resource._request_uri, association_resource.request_uri
        )
        return resource