yfinance/yfinance/tickers.py

93 lines
3.2 KiB
Python

#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# yfinance - market data downloader
# https://github.com/ranaroussi/yfinance
#
# Copyright 2017-2019 Ran Aroussi
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
from __future__ import print_function
from . import Ticker, multi
# from collections import namedtuple as _namedtuple
class Tickers:
def __repr__(self):
return f"yfinance.Tickers object <{','.join(self.symbols)}>"
def __init__(self, tickers, session=None):
tickers = tickers if isinstance(
tickers, list) else tickers.replace(',', ' ').split()
self.symbols = [ticker.upper() for ticker in tickers]
self.tickers = {ticker: Ticker(ticker, session=session) for ticker in self.symbols}
# self.tickers = _namedtuple(
# "Tickers", ticker_objects.keys(), rename=True
# )(*ticker_objects.values())
def history(self, period="1mo", interval="1d",
start=None, end=None, prepost=False,
actions=True, auto_adjust=True, repair=False,
proxy=None,
threads=True, group_by='column', progress=True,
timeout=10, **kwargs):
return self.download(
period, interval,
start, end, prepost,
actions, auto_adjust, repair,
proxy,
threads, group_by, progress,
timeout, **kwargs)
def download(self, period="1mo", interval="1d",
start=None, end=None, prepost=False,
actions=True, auto_adjust=True, repair=False,
proxy=None,
threads=True, group_by='column', progress=True,
timeout=10, **kwargs):
data = multi.download(self.symbols,
start=start, end=end,
actions=actions,
auto_adjust=auto_adjust,
repair=repair,
period=period,
interval=interval,
prepost=prepost,
proxy=proxy,
group_by='ticker',
threads=threads,
progress=progress,
timeout=timeout,
**kwargs)
for symbol in self.symbols:
self.tickers.get(symbol, {})._history = data[symbol]
if group_by == 'column':
data.columns = data.columns.swaplevel(0, 1)
data.sort_index(level=0, axis=1, inplace=True)
return data
def news(self):
return {ticker: [item for item in Ticker(ticker).news] for ticker in self.symbols}