Lucas Schiefelbein

Another solution is to downgrade: https://github.com/CamDavidsonPilon/Probabilistic-Programming-and-Bayesian-Methods-for-Hackers/issues/502

Possibly related: seeing inconsistent cost of wrapping functions in flow/task. In the example below, the flow that returns a pandas df finishes in ~1s, while the one that returns a...

Seems like this is still a bug in python3 pandas

``` from zipline.api import symbol, order, record from IPython import get_ipython import pyfolio as pf import pandas as pd def initialize(context): pass def handle_data(context, data): order(symbol('AAPL'), 10) ipython = get_ipython()...