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improve equity curve readability #391

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merged 1 commit into from May 19, 2023
Merged

improve equity curve readability #391

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6 changes: 5 additions & 1 deletion jesse/services/charts.py
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Expand Up @@ -47,7 +47,11 @@ def portfolio_vs_asset_returns(study_name: str = None) -> str:
plt.title(f'Portfolio Daily Return - {study_name}')
else:
plt.title('Portfolio Daily Return')
plt.plot(date_list, store.app.daily_balance)

start_balance_arr = np.full(len(store.app.daily_balance), store.app.daily_balance[0])
plt.fill_between(date_list, store.app.daily_balance, start_balance_arr, where=start_balance_arr < store.app.daily_balance, color='green', alpha=0.5)
plt.fill_between(date_list, start_balance_arr, store.app.daily_balance, where=start_balance_arr > store.app.daily_balance, color='red', alpha=0.7)
plt.plot(date_list, store.app.daily_balance, linewidth='4')

# price change%
plt.subplot(2, 1, 2)
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