Intermittent Decimal Conversion Error

[pkahly]

<class 'decimal.InvalidOperation'>

[pkahly]

Added a print statement to bitcoin_node_api.getnetworkhashps

Output and error

num_blocks: 144. height: None
num_blocks: 144. height: 594252
num_blocks: 144. height: 594251
num_blocks: 144. height: 594250
num_blocks: 144. height: 594249
num_blocks: 144. height: 594248
num_blocks: 144. height: 594247
num_blocks: 144. height: 594246
Traceback (most recent call last):
File "./main.py", line 68, in
bitcoin_alerter.run_bitcoin_alerter(config)
File "/home/philip/git/bitcoin-monitor/lib/bitcoin_alerter.py", line 16, in run_bitcoin_alerter
_run(config, alertgen)
File "/home/philip/git/bitcoin-monitor/lib/bitcoin_alerter.py", line 22, in _run
info = info_collector.get_info(config, previous_info)
File "/home/philip/git/bitcoin-monitor/lib/info_collector.py", line 69, in get_info
reorg_info = reorg.add_blocks(config, bitcoin_client)
File "/home/philip/git/bitcoin-monitor/lib/reorg.py", line 135, in add_blocks
_overwrite_blocks(bitcoin_client, config, connection, cursor, start, end)
File "/home/philip/git/bitcoin-monitor/lib/reorg.py", line 150, in _overwrite_blocks
networkhashps = bitcoin_client.get_network_hashrate(config.network_hash_duration, height)
File "/home/philip/git/bitcoin-monitor/lib/bitcoin_node_api.py", line 43, in get_network_hashrate
return self.client.getnetworkhashps(num_blocks, height)
File "/home/philip/.local/lib/python3.6/site-packages/bitcoinrpc/authproxy.py", line 139, in call
response = self._get_response()
File "/home/philip/.local/lib/python3.6/site-packages/bitcoinrpc/authproxy.py", line 192, in _get_response
log.debug("<-%s- %s"%(response["id"], json.dumps(response["result"], default=EncodeDecimal)))
File "/usr/lib/python3.6/json/init.py", line 238, in dumps
**kw).encode(obj)
File "/usr/lib/python3.6/json/encoder.py", line 199, in encode
chunks = self.iterencode(o, _one_shot=True)
File "/usr/lib/python3.6/json/encoder.py", line 257, in iterencode
return _iterencode(o, 0)
File "/home/philip/.local/lib/python3.6/site-packages/bitcoinrpc/authproxy.py", line 77, in EncodeDecimal
return float(round(o, 8))

[pkahly]

Commandline results for these arguments:

$ bitcoin-cli getnetworkhashps 144 594246
1.001339980466565e+20

[pkahly]

Error seems to be coming from BitcoinRPC

https://github.com/jgarzik/python-bitcoinrpc/blob/master/bitcoinrpc/authproxy.py#L77

[pkahly]

This is a bug in bitcoinrpc.
jgarzik/python-bitcoinrpc#92

[pkahly]

Will patch my local bitcoinrpc installation and add a note to the instructions.