TypeError: unsupported operand type(s) for *: 'int' and 'NoneType'

[Chriskatz]

from peregrinearb import create_weighted_multi_exchange_digraph, bellman_ford_multi, print_profit_opportunity_for_path_multi

graph = create_weighted_multi_exchange_digraph(['exmo', 'binance', 'bitmex', 'bittrex', 'gemini', 'kraken'], log=True)

graph, paths = bellman_ford_multi(graph, 'ETH', unique_paths=True) for path in paths: print_profit_opportunity_for_path_multi(graph, path)

============================================================= D:\python mutiexchangecurrency.py

Task exception was never retrieved future: <Task finished coro=<_add_market_to_multi_digraph() done, defined at C:\Python36\lib\site-packages\peregrinearb\utils\multi_exchange.py:93> exception=TypeError("unsupported operand type(s) for : 'int' and 'NoneType'",)> Traceback (most recent call last): File "C:\Python36\lib\site-packages\peregrinearb\utils\multi_exchange.py", line 130, in _add_market_to_multi_digraph weight=-math.log(fee_scalar ticker_bid)) TypeError: unsupported operand type(s) for : 'int' and 'NoneType' Task exception was never retrieved future: <Task finished coro=<_add_market_to_multi_digraph() done, defined at C:\Python36\lib\site-packages\peregrinearb\utils\multi_exchange.py:93> exception=TypeError("unsupported operand type(s) for : 'int' and 'NoneType'",)> Traceback (most recent call last): File "C:\Python36\lib\site-packages\peregrinearb\utils\multi_exchange.py", line 130, in _add_market_to_multi_digraph weight=-math.log(fee_scalar ticker_bid)) TypeError: unsupported operand type(s) for : 'int' and 'NoneType'

[wardbradt]

Closed due to inactivity