<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def is_local_replica(pid):
 """Includes unprocessed replication requests."""

    return d1_gmn.app.models.LocalReplica.objects.filter(pid__did=pid).exists()