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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 get_entry(self, target):
 """Given an internal target, return a PushDb.Entry, which might contain defaults."""

    db_get, _ = self._accessors_for_target(target)

    major = int(db_get('revision.major', '0'))
    minor = int(db_get('revision.minor', '0'))
    patch = int(db_get('revision.patch', '0'))
    snapshot = str(db_get('revision.snapshot', 'false')).lower() == 'true'
    named_version = db_get('revision.named_version', None)
    named_is_latest = str(db_get('revision.named_is_latest', 'false')).lower() == 'true'
    sha = db_get('revision.sha', None)
    fingerprint = db_get('revision.fingerprint', None)
    sem_ver = Semver(major, minor, patch, snapshot=snapshot)
    named_ver = Namedver(named_version) if named_version else None
    return self.Entry(sem_ver, named_ver, named_is_latest, sha, fingerprint)