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Uncaught Exception: UnpicklingError: invalid load key, '\x00'.

See original GitHub issue

Hey, I got this error when I try to launch a Backtest.

root@797704255f30:/home/mybot# jesse backtest 2020-01-01 2020-11-10

loading candles...
============================== EXCEPTION TRACEBACK:
  File "/usr/local/bin/jesse", line 8, in <module>
    sys.exit(cli())
  File "/usr/local/lib/python3.8/dist-packages/click/core.py", line 764, in __call__
    return self.main(*args, **kwargs)
  File "/usr/local/lib/python3.8/dist-packages/click/core.py", line 717, in main
    rv = self.invoke(ctx)
  File "/usr/local/lib/python3.8/dist-packages/click/core.py", line 1137, in invoke
    return _process_result(sub_ctx.command.invoke(sub_ctx))
  File "/usr/local/lib/python3.8/dist-packages/click/core.py", line 956, in invoke
    return ctx.invoke(self.callback, **ctx.params)
  File "/usr/local/lib/python3.8/dist-packages/click/core.py", line 555, in invoke
    return callback(*args, **kwargs)
  File "/usr/local/lib/python3.8/dist-packages/jesse/__init__.py", line 322, in backtest
    backtest_mode.run(start_date, finish_date, chart=chart, tradingview=tradingview, csv=csv, json=json)
  File "/usr/local/lib/python3.8/dist-packages/jesse/modes/backtest_mode/__init__.py", line 41, in run
    candles = load_candles(start_date, finish_date)
  File "/usr/local/lib/python3.8/dist-packages/jesse/modes/backtest_mode/__init__.py", line 105, in load_candles
    cached_value = cache.get_value(cache_key)
  File "/usr/local/lib/python3.8/dist-packages/jesse/services/cache.py", line 69, in get_value
    return pickle.load(f)
=========================================================================

 Uncaught Exception: UnpicklingError: invalid load key, '\x00'.

Issue Analytics

State:
Created 3 years ago
Comments:9 (4 by maintainers)

Top GitHub Comments

1reaction

saleh-mircommented, Nov 16, 2020

I will add a config value in the next release to be able to completely disable caching. It’s not the best solution but at least gets it running for those who have issue with it like this case

0reactions

saleh-mircommented, Nov 23, 2020

With version 0.14.1 you can set your cache driver to None and this will go away.

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