def get_portfolio_by_name(cls, name: str) -> Portfolio:
ret = GsSession.current._get('/portfolios?name={}'.format(name))
num_found = ret.get('totalResults', 0)
if num_found == 0:
raise ValueError('Portfolio {} not found'.format(name))
elif num_found > 1:
raise ValueError('More than one portfolio named {} found'.format(name))
else:
return Portfolio.from_dict(ret['results'][0])
def test_normalized_performance_default_aum():
idx = pd.date_range('2020-01-02', freq='D', periods=3)
expected = pd.Series(data=[1, 1 / 0.8, 1 / 0.6],
index=idx,
name='normalizedPerformance',
dtype='float64')
with DataContext(datetime.date(2020, 1, 1), datetime.date(2019, 1, 3)):
df = MarketDataResponseFrame(data=ppa_data, dtype="float64")
replace = Replacer()
# mock GsPortfolioApi.get_reports()
mock = replace('gs_quant.api.gs.portfolios.GsPortfolioApi.get_reports',
Mock())
mock.return_value = [
Report.from_dict({
'id': 'RP1',
'positionSourceType': 'Portfolio',
'positionSourceId': 'MP1',
'type': 'Portfolio Performance Analytics',
'parameters': {
'transactionCostModel': 'FIXED'
}
})
]
# mock PerformanceReport.get_many_measures()
mock = replace(
'gs_quant.markets.report.PerformanceReport.get_many_measures',
Mock())
mock.return_value = df
# mock PerformanceReport.get_custom_aum()
mock = replace(
'gs_quant.api.gs.portfolios.GsPortfolioApi.get_custom_aum', Mock())
mock.return_value = aum
# mock PerformanceReport.get()
mock = replace('gs_quant.markets.report.PerformanceReport.get', Mock())
mock.return_value = PerformanceReport(
report_id='RP1',
position_source_type='Portfolio',
position_source_id='MP1',
report_type='Portfolio Performance Analytics',
parameters=ReportParameters(transaction_cost_model='FIXED'))
mock = replace(
'gs_quant.api.gs.portfolios.GsPortfolioApi.get_portfolio', Mock())
mock.return_value = Portfolio('USD', 'P1', id_='MP1')
actual = mr.normalized_performance('MP1', None)
assert all(actual.values == expected.values)
replace.restore()