yfinance/tests/ticker.py

938 lines
34 KiB
Python

"""
Tests for Ticker
To run all tests in suite from commandline:
python -m unittest tests.ticker
Specific test class:
python -m unittest tests.ticker.TestTicker
"""
import pandas as pd
import numpy as np
from .context import yfinance as yf
from .context import session_gbl
import unittest
import requests_cache
class TestTicker(unittest.TestCase):
session = None
@classmethod
def setUpClass(cls):
cls.session = session_gbl
cls.proxy = None
@classmethod
def tearDownClass(cls):
if cls.session is not None:
cls.session.close()
def test_getTz(self):
tkrs = ["IMP.JO", "BHG.JO", "SSW.JO", "BP.L", "INTC"]
for tkr in tkrs:
# First step: remove ticker from tz-cache
yf.utils.get_tz_cache().store(tkr, None)
# Test:
dat = yf.Ticker(tkr, session=self.session)
tz = dat._get_ticker_tz(proxy=None, timeout=None)
self.assertIsNotNone(tz)
def test_badTicker(self):
# Check yfinance doesn't die when ticker delisted
tkr = "DJI" # typo of "^DJI"
dat = yf.Ticker(tkr, session=self.session)
dat.history(period="1wk")
dat.history(start="2022-01-01")
dat.history(start="2022-01-01", end="2022-03-01")
yf.download([tkr], period="1wk", threads=False, ignore_tz=False)
yf.download([tkr], period="1wk", threads=True, ignore_tz=False)
yf.download([tkr], period="1wk", threads=False, ignore_tz=True)
yf.download([tkr], period="1wk", threads=True, ignore_tz=True)
for k in dat.fast_info:
dat.fast_info[k]
dat.isin
dat.major_holders
dat.institutional_holders
dat.mutualfund_holders
dat.dividends
dat.splits
dat.actions
dat.get_shares_full()
dat.options
dat.news
dat.earnings_dates
dat.income_stmt
dat.quarterly_income_stmt
dat.balance_sheet
dat.quarterly_balance_sheet
dat.cashflow
dat.quarterly_cashflow
# These haven't been ported Yahoo API
# dat.shares
# dat.info
# dat.calendar
# dat.recommendations
# dat.earnings
# dat.quarterly_earnings
# dat.recommendations_summary
# dat.analyst_price_target
# dat.revenue_forecasts
# dat.sustainability
# dat.earnings_trend
# dat.earnings_forecasts
def test_goodTicker(self):
# that yfinance works when full api is called on same instance of ticker
tkrs = ["IBM"]
tkrs.append("QCSTIX") # weird ticker, no price history but has previous close
for tkr in tkrs:
dat = yf.Ticker(tkr, session=self.session)
dat.history(period="1wk")
dat.history(start="2022-01-01")
dat.history(start="2022-01-01", end="2022-03-01")
yf.download([tkr], period="1wk", threads=False, ignore_tz=False)
yf.download([tkr], period="1wk", threads=True, ignore_tz=False)
yf.download([tkr], period="1wk", threads=False, ignore_tz=True)
yf.download([tkr], period="1wk", threads=True, ignore_tz=True)
for k in dat.fast_info:
dat.fast_info[k]
dat.isin
dat.major_holders
dat.institutional_holders
dat.mutualfund_holders
dat.dividends
dat.splits
dat.actions
dat.get_shares_full()
dat.options
dat.news
dat.earnings_dates
dat.income_stmt
dat.quarterly_income_stmt
dat.balance_sheet
dat.quarterly_balance_sheet
dat.cashflow
dat.quarterly_cashflow
# These require decryption which is broken:
# dat.shares
# dat.info
# dat.calendar
# dat.recommendations
# dat.earnings
# dat.quarterly_earnings
# dat.recommendations_summary
# dat.analyst_price_target
# dat.revenue_forecasts
# dat.sustainability
# dat.earnings_trend
# dat.earnings_forecasts
def test_goodTicker_withProxy(self):
# that yfinance works when full api is called on same instance of ticker
tkr = "IBM"
dat = yf.Ticker(tkr, session=self.session)
dat._fetch_ticker_tz(proxy=self.proxy, timeout=5, debug_mode=False, raise_errors=False)
dat._get_ticker_tz(proxy=self.proxy, timeout=5, debug_mode=False, raise_errors=False)
dat.history(period="1wk", proxy=self.proxy)
v = dat.stats(proxy=self.proxy)
self.assertIsNotNone(v)
self.assertTrue(len(v) > 0)
v = dat.get_recommendations(proxy=self.proxy)
self.assertIsNotNone(v)
self.assertFalse(v.empty)
v = dat.get_calendar(proxy=self.proxy)
self.assertIsNotNone(v)
self.assertFalse(v.empty)
v = dat.get_major_holders(proxy=self.proxy)
self.assertIsNotNone(v)
self.assertFalse(v.empty)
v = dat.get_institutional_holders(proxy=self.proxy)
self.assertIsNotNone(v)
self.assertFalse(v.empty)
v = dat.get_mutualfund_holders(proxy=self.proxy)
self.assertIsNotNone(v)
self.assertFalse(v.empty)
v = dat.get_info(proxy=self.proxy)
self.assertIsNotNone(v)
self.assertTrue(len(v) > 0)
v = dat.get_sustainability(proxy=self.proxy)
self.assertIsNotNone(v)
self.assertFalse(v.empty)
v = dat.get_recommendations_summary(proxy=self.proxy)
self.assertIsNotNone(v)
self.assertFalse(v.empty)
v = dat.get_analyst_price_target(proxy=self.proxy)
self.assertIsNotNone(v)
self.assertFalse(v.empty)
v = dat.get_rev_forecast(proxy=self.proxy)
self.assertIsNotNone(v)
self.assertFalse(v.empty)
v = dat.get_earnings_forecast(proxy=self.proxy)
self.assertIsNotNone(v)
self.assertFalse(v.empty)
v = dat.get_trend_details(proxy=self.proxy)
self.assertIsNotNone(v)
self.assertFalse(v.empty)
v = dat.get_earnings_trend(proxy=self.proxy)
self.assertIsNotNone(v)
self.assertFalse(v.empty)
v = dat.get_earnings(proxy=self.proxy)
self.assertIsNotNone(v)
self.assertFalse(v.empty)
v = dat.get_income_stmt(proxy=self.proxy)
self.assertIsNotNone(v)
self.assertFalse(v.empty)
v = dat.get_incomestmt(proxy=self.proxy)
self.assertIsNotNone(v)
self.assertFalse(v.empty)
v = dat.get_financials(proxy=self.proxy)
self.assertIsNotNone(v)
self.assertFalse(v.empty)
v = dat.get_balance_sheet(proxy=self.proxy)
self.assertIsNotNone(v)
self.assertFalse(v.empty)
v = dat.get_balancesheet(proxy=self.proxy)
self.assertIsNotNone(v)
self.assertFalse(v.empty)
v = dat.get_cash_flow(proxy=self.proxy)
self.assertIsNotNone(v)
self.assertFalse(v.empty)
v = dat.get_cashflow(proxy=self.proxy)
self.assertIsNotNone(v)
self.assertFalse(v.empty)
v = dat.get_shares(proxy=self.proxy)
self.assertIsNotNone(v)
self.assertFalse(v.empty)
v = dat.get_shares_full(proxy=self.proxy)
self.assertIsNotNone(v)
self.assertFalse(v.empty)
v = dat.get_isin(proxy=self.proxy)
self.assertIsNotNone(v)
self.assertTrue(v != "")
v = dat.get_news(proxy=self.proxy)
self.assertIsNotNone(v)
self.assertTrue(len(v) > 0)
v = dat.get_earnings_dates(proxy=self.proxy)
self.assertIsNotNone(v)
self.assertFalse(v.empty)
# TODO: enable after merge
# dat.get_history_metadata(proxy=self.proxy)
# self.assertIsNotNone(v)
# self.assertTrue(len(v) > 0)
class TestTickerHistory(unittest.TestCase):
session = None
@classmethod
def setUpClass(cls):
cls.session = session_gbl
@classmethod
def tearDownClass(cls):
if cls.session is not None:
cls.session.close()
def setUp(self):
# use a ticker that has dividends
self.symbol = "IBM"
self.ticker = yf.Ticker(self.symbol, session=self.session)
self.symbols = ["AMZN", "MSFT", "NVDA"]
def tearDown(self):
self.ticker = None
def test_history(self):
md = self.ticker.history_metadata
self.assertIn("IBM", md.values(), "metadata missing")
data = self.ticker.history("1y")
self.assertIsInstance(data, pd.DataFrame, "data has wrong type")
self.assertFalse(data.empty, "data is empty")
def test_download(self):
for t in [False, True]:
for i in [False, True]:
data = yf.download(self.symbols, threads=t, ignore_tz=i)
self.assertIsInstance(data, pd.DataFrame, "data has wrong type")
self.assertFalse(data.empty, "data is empty")
def test_no_expensive_calls_introduced(self):
"""
Make sure calling history to get price data has not introduced more calls to yahoo than absolutely necessary.
As doing other type of scraping calls than "query2.finance.yahoo.com/v8/finance/chart" to yahoo website
will quickly trigger spam-block when doing bulk download of history data.
"""
session = requests_cache.CachedSession(backend='memory')
ticker = yf.Ticker("GOOGL", session=session)
ticker.history("1y")
actual_urls_called = tuple([r.url for r in session.cache.filter()])
session.close()
expected_urls = (
'https://query2.finance.yahoo.com/v8/finance/chart/GOOGL?events=div,splits,capitalGains&includePrePost=False&interval=1d&range=1y',
)
self.assertEqual(expected_urls, actual_urls_called, "Different than expected url used to fetch history.")
def test_dividends(self):
data = self.ticker.dividends
self.assertIsInstance(data, pd.Series, "data has wrong type")
self.assertFalse(data.empty, "data is empty")
def test_splits(self):
data = self.ticker.splits
self.assertIsInstance(data, pd.Series, "data has wrong type")
# self.assertFalse(data.empty, "data is empty")
def test_actions(self):
data = self.ticker.actions
self.assertIsInstance(data, pd.DataFrame, "data has wrong type")
self.assertFalse(data.empty, "data is empty")
# Below will fail because not ported to Yahoo API
# class TestTickerEarnings(unittest.TestCase):
# session = None
# @classmethod
# def setUpClass(cls):
# cls.session = session_gbl
# @classmethod
# def tearDownClass(cls):
# if cls.session is not None:
# cls.session.close()
# def setUp(self):
# self.ticker = yf.Ticker("GOOGL", session=self.session)
# def tearDown(self):
# self.ticker = None
# def test_earnings(self):
# data = self.ticker.earnings
# self.assertIsInstance(data, pd.DataFrame, "data has wrong type")
# self.assertFalse(data.empty, "data is empty")
# data_cached = self.ticker.earnings
# self.assertIs(data, data_cached, "data not cached")
# def test_quarterly_earnings(self):
# data = self.ticker.quarterly_earnings
# self.assertIsInstance(data, pd.DataFrame, "data has wrong type")
# self.assertFalse(data.empty, "data is empty")
# data_cached = self.ticker.quarterly_earnings
# self.assertIs(data, data_cached, "data not cached")
# def test_earnings_forecasts(self):
# data = self.ticker.earnings_forecasts
# self.assertIsInstance(data, pd.DataFrame, "data has wrong type")
# self.assertFalse(data.empty, "data is empty")
# data_cached = self.ticker.earnings_forecasts
# self.assertIs(data, data_cached, "data not cached")
# def test_earnings_dates(self):
# data = self.ticker.earnings_dates
# self.assertIsInstance(data, pd.DataFrame, "data has wrong type")
# self.assertFalse(data.empty, "data is empty")
# data_cached = self.ticker.earnings_dates
# self.assertIs(data, data_cached, "data not cached")
# def test_earnings_trend(self):
# data = self.ticker.earnings_trend
# self.assertIsInstance(data, pd.DataFrame, "data has wrong type")
# self.assertFalse(data.empty, "data is empty")
# data_cached = self.ticker.earnings_trend
# self.assertIs(data, data_cached, "data not cached")
# def test_earnings_dates_with_limit(self):
# # use ticker with lots of historic earnings
# ticker = yf.Ticker("IBM")
# limit = 110
# data = ticker.get_earnings_dates(limit=limit)
# self.assertIsInstance(data, pd.DataFrame, "data has wrong type")
# self.assertFalse(data.empty, "data is empty")
# self.assertEqual(len(data), limit, "Wrong number or rows")
# data_cached = ticker.get_earnings_dates(limit=limit)
# self.assertIs(data, data_cached, "data not cached")
class TestTickerHolders(unittest.TestCase):
session = None
@classmethod
def setUpClass(cls):
cls.session = session_gbl
@classmethod
def tearDownClass(cls):
if cls.session is not None:
cls.session.close()
def setUp(self):
self.ticker = yf.Ticker("GOOGL", session=self.session)
def tearDown(self):
self.ticker = None
def test_major_holders(self):
data = self.ticker.major_holders
self.assertIsInstance(data, pd.DataFrame, "data has wrong type")
self.assertFalse(data.empty, "data is empty")
data_cached = self.ticker.major_holders
self.assertIs(data, data_cached, "data not cached")
def test_institutional_holders(self):
data = self.ticker.institutional_holders
self.assertIsInstance(data, pd.DataFrame, "data has wrong type")
self.assertFalse(data.empty, "data is empty")
data_cached = self.ticker.institutional_holders
self.assertIs(data, data_cached, "data not cached")
def test_mutualfund_holders(self):
data = self.ticker.mutualfund_holders
self.assertIsInstance(data, pd.DataFrame, "data has wrong type")
self.assertFalse(data.empty, "data is empty")
data_cached = self.ticker.mutualfund_holders
self.assertIs(data, data_cached, "data not cached")
class TestTickerMiscFinancials(unittest.TestCase):
session = None
@classmethod
def setUpClass(cls):
cls.session = session_gbl
@classmethod
def tearDownClass(cls):
if cls.session is not None:
cls.session.close()
def setUp(self):
self.ticker = yf.Ticker("GOOGL", session=self.session)
# For ticker 'BSE.AX' (and others), Yahoo not returning
# full quarterly financials (usually cash-flow) with all entries,
# instead returns a smaller version in different data store.
self.ticker_old_fmt = yf.Ticker("BSE.AX", session=self.session)
def tearDown(self):
self.ticker = None
def test_isin(self):
data = self.ticker.isin
self.assertIsInstance(data, str, "data has wrong type")
self.assertEqual("ARDEUT116159", data, "data is empty")
data_cached = self.ticker.isin
self.assertIs(data, data_cached, "data not cached")
def test_options(self):
data = self.ticker.options
self.assertIsInstance(data, tuple, "data has wrong type")
self.assertTrue(len(data) > 1, "data is empty")
def test_shares_full(self):
data = self.ticker.get_shares_full()
self.assertIsInstance(data, pd.Series, "data has wrong type")
self.assertFalse(data.empty, "data is empty")
def test_income_statement(self):
expected_keys = ["Total Revenue", "Basic EPS"]
expected_periods_days = 365
# Test contents of table
data = self.ticker.get_income_stmt(pretty=True)
self.assertIsInstance(data, pd.DataFrame, "data has wrong type")
self.assertFalse(data.empty, "data is empty")
for k in expected_keys:
self.assertIn(k, data.index, "Did not find expected row in index")
period = abs((data.columns[0]-data.columns[1]).days)
self.assertLess(abs(period-expected_periods_days), 20, "Not returning annual financials")
# Test property defaults
data2 = self.ticker.income_stmt
self.assertTrue(data.equals(data2), "property not defaulting to 'pretty=True'")
# Test pretty=False
expected_keys = [k.replace(' ', '') for k in expected_keys]
data = self.ticker.get_income_stmt(pretty=False)
self.assertIsInstance(data, pd.DataFrame, "data has wrong type")
self.assertFalse(data.empty, "data is empty")
for k in expected_keys:
self.assertIn(k, data.index, "Did not find expected row in index")
# Test to_dict
data = self.ticker.get_income_stmt(as_dict=True)
self.assertIsInstance(data, dict, "data has wrong type")
def test_quarterly_income_statement(self):
expected_keys = ["Total Revenue", "Basic EPS"]
expected_periods_days = 365//4
# Test contents of table
data = self.ticker.get_income_stmt(pretty=True, freq="quarterly")
self.assertIsInstance(data, pd.DataFrame, "data has wrong type")
self.assertFalse(data.empty, "data is empty")
for k in expected_keys:
self.assertIn(k, data.index, "Did not find expected row in index")
period = abs((data.columns[0]-data.columns[1]).days)
self.assertLess(abs(period-expected_periods_days), 20, "Not returning quarterly financials")
# Test property defaults
data2 = self.ticker.quarterly_income_stmt
self.assertTrue(data.equals(data2), "property not defaulting to 'pretty=True'")
# Test pretty=False
expected_keys = [k.replace(' ', '') for k in expected_keys]
data = self.ticker.get_income_stmt(pretty=False, freq="quarterly")
self.assertIsInstance(data, pd.DataFrame, "data has wrong type")
self.assertFalse(data.empty, "data is empty")
for k in expected_keys:
self.assertIn(k, data.index, "Did not find expected row in index")
# Test to_dict
data = self.ticker.get_income_stmt(as_dict=True)
self.assertIsInstance(data, dict, "data has wrong type")
def test_balance_sheet(self):
expected_keys = ["Total Assets", "Net PPE"]
expected_periods_days = 365
# Test contents of table
data = self.ticker.get_balance_sheet(pretty=True)
self.assertIsInstance(data, pd.DataFrame, "data has wrong type")
self.assertFalse(data.empty, "data is empty")
for k in expected_keys:
self.assertIn(k, data.index, "Did not find expected row in index")
period = abs((data.columns[0]-data.columns[1]).days)
self.assertLess(abs(period-expected_periods_days), 20, "Not returning annual financials")
# Test property defaults
data2 = self.ticker.balance_sheet
self.assertTrue(data.equals(data2), "property not defaulting to 'pretty=True'")
# Test pretty=False
expected_keys = [k.replace(' ', '') for k in expected_keys]
data = self.ticker.get_balance_sheet(pretty=False)
self.assertIsInstance(data, pd.DataFrame, "data has wrong type")
self.assertFalse(data.empty, "data is empty")
for k in expected_keys:
self.assertIn(k, data.index, "Did not find expected row in index")
# Test to_dict
data = self.ticker.get_balance_sheet(as_dict=True)
self.assertIsInstance(data, dict, "data has wrong type")
def test_quarterly_balance_sheet(self):
expected_keys = ["Total Assets", "Net PPE"]
expected_periods_days = 365//4
# Test contents of table
data = self.ticker.get_balance_sheet(pretty=True, freq="quarterly")
self.assertIsInstance(data, pd.DataFrame, "data has wrong type")
self.assertFalse(data.empty, "data is empty")
for k in expected_keys:
self.assertIn(k, data.index, "Did not find expected row in index")
period = abs((data.columns[0]-data.columns[1]).days)
self.assertLess(abs(period-expected_periods_days), 20, "Not returning quarterly financials")
# Test property defaults
data2 = self.ticker.quarterly_balance_sheet
self.assertTrue(data.equals(data2), "property not defaulting to 'pretty=True'")
# Test pretty=False
expected_keys = [k.replace(' ', '') for k in expected_keys]
data = self.ticker.get_balance_sheet(pretty=False, freq="quarterly")
self.assertIsInstance(data, pd.DataFrame, "data has wrong type")
self.assertFalse(data.empty, "data is empty")
for k in expected_keys:
self.assertIn(k, data.index, "Did not find expected row in index")
# Test to_dict
data = self.ticker.get_balance_sheet(as_dict=True, freq="quarterly")
self.assertIsInstance(data, dict, "data has wrong type")
def test_cash_flow(self):
expected_keys = ["Operating Cash Flow", "Net PPE Purchase And Sale"]
expected_periods_days = 365
# Test contents of table
data = self.ticker.get_cashflow(pretty=True)
self.assertIsInstance(data, pd.DataFrame, "data has wrong type")
self.assertFalse(data.empty, "data is empty")
for k in expected_keys:
self.assertIn(k, data.index, "Did not find expected row in index")
period = abs((data.columns[0]-data.columns[1]).days)
self.assertLess(abs(period-expected_periods_days), 20, "Not returning annual financials")
# Test property defaults
data2 = self.ticker.cashflow
self.assertTrue(data.equals(data2), "property not defaulting to 'pretty=True'")
# Test pretty=False
expected_keys = [k.replace(' ', '') for k in expected_keys]
data = self.ticker.get_cashflow(pretty=False)
self.assertIsInstance(data, pd.DataFrame, "data has wrong type")
self.assertFalse(data.empty, "data is empty")
for k in expected_keys:
self.assertIn(k, data.index, "Did not find expected row in index")
# Test to_dict
data = self.ticker.get_cashflow(as_dict=True)
self.assertIsInstance(data, dict, "data has wrong type")
def test_quarterly_cash_flow(self):
expected_keys = ["Operating Cash Flow", "Net PPE Purchase And Sale"]
expected_periods_days = 365//4
# Test contents of table
data = self.ticker.get_cashflow(pretty=True, freq="quarterly")
self.assertIsInstance(data, pd.DataFrame, "data has wrong type")
self.assertFalse(data.empty, "data is empty")
for k in expected_keys:
self.assertIn(k, data.index, "Did not find expected row in index")
period = abs((data.columns[0]-data.columns[1]).days)
self.assertLess(abs(period-expected_periods_days), 20, "Not returning quarterly financials")
# Test property defaults
data2 = self.ticker.quarterly_cashflow
self.assertTrue(data.equals(data2), "property not defaulting to 'pretty=True'")
# Test pretty=False
expected_keys = [k.replace(' ', '') for k in expected_keys]
data = self.ticker.get_cashflow(pretty=False, freq="quarterly")
self.assertIsInstance(data, pd.DataFrame, "data has wrong type")
self.assertFalse(data.empty, "data is empty")
for k in expected_keys:
self.assertIn(k, data.index, "Did not find expected row in index")
# Test to_dict
data = self.ticker.get_cashflow(as_dict=True)
self.assertIsInstance(data, dict, "data has wrong type")
def test_income_alt_names(self):
i1 = self.ticker.income_stmt
i2 = self.ticker.incomestmt
self.assertTrue(i1.equals(i2))
i3 = self.ticker.financials
self.assertTrue(i1.equals(i3))
i1 = self.ticker.get_income_stmt()
i2 = self.ticker.get_incomestmt()
self.assertTrue(i1.equals(i2))
i3 = self.ticker.get_financials()
self.assertTrue(i1.equals(i3))
i1 = self.ticker.quarterly_income_stmt
i2 = self.ticker.quarterly_incomestmt
self.assertTrue(i1.equals(i2))
i3 = self.ticker.quarterly_financials
self.assertTrue(i1.equals(i3))
i1 = self.ticker.get_income_stmt(freq="quarterly")
i2 = self.ticker.get_incomestmt(freq="quarterly")
self.assertTrue(i1.equals(i2))
i3 = self.ticker.get_financials(freq="quarterly")
self.assertTrue(i1.equals(i3))
def test_balance_sheet_alt_names(self):
i1 = self.ticker.balance_sheet
i2 = self.ticker.balancesheet
self.assertTrue(i1.equals(i2))
i1 = self.ticker.get_balance_sheet()
i2 = self.ticker.get_balancesheet()
self.assertTrue(i1.equals(i2))
i1 = self.ticker.quarterly_balance_sheet
i2 = self.ticker.quarterly_balancesheet
self.assertTrue(i1.equals(i2))
i1 = self.ticker.get_balance_sheet(freq="quarterly")
i2 = self.ticker.get_balancesheet(freq="quarterly")
self.assertTrue(i1.equals(i2))
def test_cash_flow_alt_names(self):
i1 = self.ticker.cash_flow
i2 = self.ticker.cashflow
self.assertTrue(i1.equals(i2))
i1 = self.ticker.get_cash_flow()
i2 = self.ticker.get_cashflow()
self.assertTrue(i1.equals(i2))
i1 = self.ticker.quarterly_cash_flow
i2 = self.ticker.quarterly_cashflow
self.assertTrue(i1.equals(i2))
i1 = self.ticker.get_cash_flow(freq="quarterly")
i2 = self.ticker.get_cashflow(freq="quarterly")
self.assertTrue(i1.equals(i2))
def test_bad_freq_value_raises_exception(self):
self.assertRaises(ValueError, lambda: self.ticker.get_cashflow(freq="badarg"))
# Below will fail because not ported to Yahoo API
# def test_sustainability(self):
# data = self.ticker.sustainability
# self.assertIsInstance(data, pd.DataFrame, "data has wrong type")
# self.assertFalse(data.empty, "data is empty")
# data_cached = self.ticker.sustainability
# self.assertIs(data, data_cached, "data not cached")
# def test_recommendations(self):
# data = self.ticker.recommendations
# self.assertIsInstance(data, pd.DataFrame, "data has wrong type")
# self.assertFalse(data.empty, "data is empty")
# data_cached = self.ticker.recommendations
# self.assertIs(data, data_cached, "data not cached")
# def test_recommendations_summary(self):
# data = self.ticker.recommendations_summary
# self.assertIsInstance(data, pd.DataFrame, "data has wrong type")
# self.assertFalse(data.empty, "data is empty")
# data_cached = self.ticker.recommendations_summary
# self.assertIs(data, data_cached, "data not cached")
# def test_analyst_price_target(self):
# data = self.ticker.analyst_price_target
# self.assertIsInstance(data, pd.DataFrame, "data has wrong type")
# self.assertFalse(data.empty, "data is empty")
# data_cached = self.ticker.analyst_price_target
# self.assertIs(data, data_cached, "data not cached")
# def test_revenue_forecasts(self):
# data = self.ticker.revenue_forecasts
# self.assertIsInstance(data, pd.DataFrame, "data has wrong type")
# self.assertFalse(data.empty, "data is empty")
# data_cached = self.ticker.revenue_forecasts
# self.assertIs(data, data_cached, "data not cached")
# def test_calendar(self):
# data = self.ticker.calendar
# self.assertIsInstance(data, pd.DataFrame, "data has wrong type")
# self.assertFalse(data.empty, "data is empty")
# data_cached = self.ticker.calendar
# self.assertIs(data, data_cached, "data not cached")
# def test_shares(self):
# data = self.ticker.shares
# self.assertIsInstance(data, pd.DataFrame, "data has wrong type")
# self.assertFalse(data.empty, "data is empty")
class TestTickerInfo(unittest.TestCase):
session = None
@classmethod
def setUpClass(cls):
cls.session = session_gbl
@classmethod
def tearDownClass(cls):
if cls.session is not None:
cls.session.close()
def setUp(self):
self.symbols = []
self.symbols += ["ESLT.TA", "BP.L", "GOOGL"]
self.symbols.append("QCSTIX") # good for testing, doesn't trade
self.symbols += ["BTC-USD", "IWO", "VFINX", "^GSPC"]
self.symbols += ["SOKE.IS", "ADS.DE"] # detected bugs
self.tickers = [yf.Ticker(s, session=self.session) for s in self.symbols]
def tearDown(self):
self.ticker = None
def test_fast_info(self):
f = yf.Ticker("AAPL", session=self.session).fast_info
for k in f:
self.assertIsNotNone(f[k])
def test_info(self):
data = self.tickers[0].info
self.assertIsInstance(data, dict, "data has wrong type")
expected_keys = ['industry', 'currentPrice', 'exchange', 'floatShares', 'companyOfficers', 'bid']
for k in expected_keys:
print(k)
self.assertIn("symbol", data.keys(), f"Did not find expected key '{k}' in info dict")
self.assertEqual(self.symbols[0], data["symbol"], "Wrong symbol value in info dict")
# def test_fast_info_matches_info(self):
# fast_info_keys = set()
# for ticker in self.tickers:
# fast_info_keys.update(set(ticker.fast_info.keys()))
# fast_info_keys = sorted(list(fast_info_keys))
# key_rename_map = {}
# key_rename_map["currency"] = "currency"
# key_rename_map["quote_type"] = "quoteType"
# key_rename_map["timezone"] = "exchangeTimezoneName"
# key_rename_map["last_price"] = ["currentPrice", "regularMarketPrice"]
# key_rename_map["open"] = ["open", "regularMarketOpen"]
# key_rename_map["day_high"] = ["dayHigh", "regularMarketDayHigh"]
# key_rename_map["day_low"] = ["dayLow", "regularMarketDayLow"]
# key_rename_map["previous_close"] = ["previousClose"]
# key_rename_map["regular_market_previous_close"] = ["regularMarketPreviousClose"]
# key_rename_map["fifty_day_average"] = "fiftyDayAverage"
# key_rename_map["two_hundred_day_average"] = "twoHundredDayAverage"
# key_rename_map["year_change"] = ["52WeekChange", "fiftyTwoWeekChange"]
# key_rename_map["year_high"] = "fiftyTwoWeekHigh"
# key_rename_map["year_low"] = "fiftyTwoWeekLow"
# key_rename_map["last_volume"] = ["volume", "regularMarketVolume"]
# key_rename_map["ten_day_average_volume"] = ["averageVolume10days", "averageDailyVolume10Day"]
# key_rename_map["three_month_average_volume"] = "averageVolume"
# key_rename_map["market_cap"] = "marketCap"
# key_rename_map["shares"] = "sharesOutstanding"
# for k in list(key_rename_map.keys()):
# if '_' in k:
# key_rename_map[yf.utils.snake_case_2_camelCase(k)] = key_rename_map[k]
# # Note: share count items in info[] are bad. Sometimes the float > outstanding!
# # So often fast_info["shares"] does not match.
# # Why isn't fast_info["shares"] wrong? Because using it to calculate market cap always correct.
# bad_keys = {"shares"}
# # Loose tolerance for averages, no idea why don't match info[]. Is info wrong?
# custom_tolerances = {}
# custom_tolerances["year_change"] = 1.0
# # custom_tolerances["ten_day_average_volume"] = 1e-3
# custom_tolerances["ten_day_average_volume"] = 1e-1
# # custom_tolerances["three_month_average_volume"] = 1e-2
# custom_tolerances["three_month_average_volume"] = 5e-1
# custom_tolerances["fifty_day_average"] = 1e-2
# custom_tolerances["two_hundred_day_average"] = 1e-2
# for k in list(custom_tolerances.keys()):
# if '_' in k:
# custom_tolerances[yf.utils.snake_case_2_camelCase(k)] = custom_tolerances[k]
# for k in fast_info_keys:
# if k in key_rename_map:
# k2 = key_rename_map[k]
# else:
# k2 = k
# if not isinstance(k2, list):
# k2 = [k2]
# for m in k2:
# for ticker in self.tickers:
# if not m in ticker.info:
# # print(f"symbol={ticker.ticker}: fast_info key '{k}' mapped to info key '{m}' but not present in info")
# continue
# if k in bad_keys:
# continue
# if k in custom_tolerances:
# rtol = custom_tolerances[k]
# else:
# rtol = 5e-3
# # rtol = 1e-4
# correct = ticker.info[m]
# test = ticker.fast_info[k]
# # print(f"Testing: symbol={ticker.ticker} m={m} k={k}: test={test} vs correct={correct}")
# if k in ["market_cap","marketCap"] and ticker.fast_info["currency"] in ["GBp", "ILA"]:
# # Adjust for currency to match Yahoo:
# test *= 0.01
# try:
# if correct is None:
# self.assertTrue(test is None or (not np.isnan(test)), f"{k}: {test} must be None or real value because correct={correct}")
# elif isinstance(test, float) or isinstance(correct, int):
# self.assertTrue(np.isclose(test, correct, rtol=rtol), f"{ticker.ticker} {k}: {test} != {correct}")
# else:
# self.assertEqual(test, correct, f"{k}: {test} != {correct}")
# except:
# if k in ["regularMarketPreviousClose"] and ticker.ticker in ["ADS.DE"]:
# # Yahoo is wrong, is returning post-market close not regular
# continue
# else:
# raise
def suite():
suite = unittest.TestSuite()
suite.addTest(TestTicker('Test ticker'))
suite.addTest(TestTickerEarnings('Test earnings'))
suite.addTest(TestTickerHolders('Test holders'))
suite.addTest(TestTickerHistory('Test Ticker history'))
suite.addTest(TestTickerMiscFinancials('Test misc financials'))
suite.addTest(TestTickerInfo('Test info & fast_info'))
return suite
if __name__ == '__main__':
unittest.main()