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#!/usr/bin/env python3
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import util
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from electrum.network import filter_protocol
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from electrum.blockchain import hash_header
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peers = util.get_peers()
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peers = filter_protocol(peers, 's')
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results = util.send_request(peers, 'blockchain.headers.subscribe', [])
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for n,v in sorted(results.items(), key=lambda x:x[1].get('block_height')):
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print("%60s"%n, v.get('block_height'), hash_header(v))
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