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Update valuation.py #3

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Update valuation.py #3

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3 changes: 1 addition & 2 deletions coin2086/valuation.py
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Original file line number Diff line number Diff line change
Expand Up @@ -90,8 +90,7 @@ def unstack_portfolio_composition(trades, sales, initial_portfolio):
portfolio = trades[["cryptocurrency", "quantity", "trade_side"]].copy()
# Compute a signed quantity for each trade by multiplying by
# -1 for sales and 1 for purchases
portfolio["sign"] = -1
portfolio.loc[portfolio["trade_side"] == "BUY", "sign"] = 1
portfolio["sign"] = portfolio["trade_side"].map({"BUY": 1, "SELL": -1})
portfolio["quantity"] = portfolio["quantity"] * portfolio["sign"]
portfolio = portfolio.drop(columns=["sign", "trade_side"])
# Unstack the composition of the portofolio after each transaction
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