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# # EXAMPLE: hll_tutorial
# HIDE_START
"""
Code samples for HyperLogLog doc pages:
https://redis.io/docs/latest/develop/data-types/probabilistic/hyperloglogs/
"""
import redis
r = redis.Redis(decode_responses=True)
# HIDE_END
# REMOVE_START
r.delete("bikes", "commuter_bikes", "all_bikes")
# REMOVE_END
# STEP_START pfadd
res1 = r.pfadd("bikes", "Hyperion", "Deimos", "Phoebe", "Quaoar")
print(res1) # >>> 1
res2 = r.pfcount("bikes")
print(res2) # >>> 4
res3 = r.pfadd("commuter_bikes", "Salacia", "Mimas", "Quaoar")
print(res3) # >>> 1
res4 = r.pfmerge("all_bikes", "bikes", "commuter_bikes")
print(res4) # >>> True
res5 = r.pfcount("all_bikes")
print(res5) # >>> 6
# STEP_END
# REMOVE_START
assert res4 is True
# REMOVE_END
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