Fixing SystemError: <class 'str'> returned a result with an error set

quantopian / empyrical

Common financial risk and performance metrics. Used by zipline and pyfolio.

https://quantopian.github.io/empyrical

Apache License 2.0

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Closed wilsonwang371 closed 6 years ago

wilsonwang371 commented 6 years ago

My environment is python 3.6.3

pandas 0.18.1

fixing this issue in this particular environment