Carson Jones
27589a1539
Concurrent calls to yf.download() from separate threads share the module-level _DFS, _ERRORS, and _TRACEBACKS dicts, causing one call to overwrite or read another's results. Serialize access with a threading.Lock so each download() runs atomically. Fixes #2557
30 lines
826 B
Python
30 lines
826 B
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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#
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# yfinance - market data downloader
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# https://github.com/ranaroussi/yfinance
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#
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# Copyright 2017-2019 Ran Aroussi
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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import threading
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_DFS = {}
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_PROGRESS_BAR = None
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_ERRORS = {}
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_TRACEBACKS = {}
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_ISINS = {}
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_LOCK = threading.Lock()
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