def begin_shard(self, shard_ctx):
    pass
Tests creating a wildcard certificate, which should be disabled.
dataset/ETHPy150Open GoogleCloudPlatform/appengine-mapreduce/python/src/mapreduce/shard_life_cycle.py/_ShardLifeCycle.begin_shard--crossover with--dataset/ETHPy150Open deis/deis/controller/api/tests/test_certificate.py/CertificateTest.test_create_wildcard_certificate