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Update app.py
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app.py
CHANGED
@@ -64,7 +64,7 @@ if uploaded_file is not None:
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st.write(df[["Date"] + stocks_rets])
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fig = px.line(df, x=df.Date, y=stocks, labels={'value': 'Value', 'variable': 'Series'}, title='
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fig.update_layout(xaxis_title='Date', yaxis_title='Value')
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st.plotly_chart(fig)
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@@ -82,10 +82,10 @@ if uploaded_file is not None:
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if optim_choice == "max returns":
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def objective(trial):
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weights = np.array([
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return np.dot(weights.T, ret_list)
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study = optuna.create_study(direction="maximize")
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@@ -93,10 +93,10 @@ if uploaded_file is not None:
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elif optim_choice == "min variance":
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def objective(trial):
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weights = np.array([
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return np.dot(weights.T, np.dot(cov_matrix, weights))
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study = optuna.create_study(direction="minimize")
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@@ -104,24 +104,24 @@ if uploaded_file is not None:
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else:
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def objective(trial):
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weights = np.array([w1, w2, w3]).reshape(-1, 1)
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return np.dot(weights.T, ret_list) - np.dot(weights.T, np.dot(cov_matrix, weights))
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study = optuna.create_study(direction="maximize")
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study.optimize(objective, n_trials=100, show_progress_bar=True)
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weights = np.array([
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yearly_returns = (1 + np.dot(weights.T, ret_list)[0, 0]) ** 252 - 1
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yearly_variance = np.dot(weights.T, np.dot(cov_matrix, weights))[0, 0] * 252
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st.write(f"Los pesos son: :green[{stocks[0]} -> {
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st.write(f"El retorno anualizado del portafolio es: :green[{yearly_returns:,.4f}]")
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st.write(f"La varianza anualizado del portafolio es: :green[{yearly_variance:,.4f}]")
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st.write(df[["Date"] + stocks_rets])
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fig = px.line(df, x=df.Date, y=stocks, labels={'value': 'Value', 'variable': 'Series'}, title='Serie de tiempo')
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fig.update_layout(xaxis_title='Date', yaxis_title='Value')
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st.plotly_chart(fig)
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if optim_choice == "max returns":
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def objective(trial):
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a1 = trial.suggest_uniform('a1', 0, 1)
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a2 = trial.suggest_uniform('a2', 0, 1)
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a3 = 1 - a1 - a2
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weights = np.array([a1, a2, a3]).reshape(-1, 1)
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return np.dot(weights.T, ret_list)
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study = optuna.create_study(direction="maximize")
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elif optim_choice == "min variance":
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def objective(trial):
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a1 = trial.suggest_uniform('a1', 0, 1)
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a2 = trial.suggest_uniform('a2', 0, 1)
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a3 = 1 - a1 - a2
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weights = np.array([a1, a2, a3]).reshape(-1, 1)
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return np.dot(weights.T, np.dot(cov_matrix, weights))
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study = optuna.create_study(direction="minimize")
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else:
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def objective(trial):
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a1 = trial.suggest_uniform('a1', 0, 1)
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a2 = trial.suggest_uniform('a2', 0, 1)
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a3 = 1 - a1 - a2
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weights = np.array([w1, w2, w3]).reshape(-1, 1)
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return np.dot(weights.T, ret_list) - np.dot(weights.T, np.dot(cov_matrix, weights))
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study = optuna.create_study(direction="maximize")
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study.optimize(objective, n_trials=100, show_progress_bar=True)
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a1 = study.best_params['a1']
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a2 = study.best_params['a2']
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a3 = 1- a1 - a2
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weights = np.array([a1, a2, a3]).reshape(-1, 1)
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yearly_returns = (1 + np.dot(weights.T, ret_list)[0, 0]) ** 252 - 1
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yearly_variance = np.dot(weights.T, np.dot(cov_matrix, weights))[0, 0] * 252
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st.write(f"Los pesos son: :green[{stocks[0]} -> {a1:,.4f}], :green[{stocks[1]} -> {a2:,.4f}], :green[{stocks[2]} -> {a3:,.4f}]")
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st.write(f"El retorno anualizado del portafolio es: :green[{yearly_returns:,.4f}]")
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st.write(f"La varianza anualizado del portafolio es: :green[{yearly_variance:,.4f}]")
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