From c012af38816409dea5b6365f9ed07633f0bfadab Mon Sep 17 00:00:00 2001 From: Chris Berkhout Date: Tue, 24 Aug 2021 17:26:47 +0200 Subject: [PATCH] Note about alphavantage not using historical rates for converting crypto quotes from USD. --- src/pricehist/sources/alphavantage.py | 3 +++ 1 file changed, 3 insertions(+) diff --git a/src/pricehist/sources/alphavantage.py b/src/pricehist/sources/alphavantage.py index 07aaae2..d0eac8c 100644 --- a/src/pricehist/sources/alphavantage.py +++ b/src/pricehist/sources/alphavantage.py @@ -51,6 +51,9 @@ class AlphaVantage(BaseSource): "The PAIR for stocks is the stock symbol only. The quote currency " f"will be determined automatically. {self._stock_symbols_message()}\n" "The price type 'adjclose' is only available for stocks.\n" + "Beware that digital currencies quoted in non-USD currencies may " + "be converted from USD data at one recent exchange rate rather " + "than using historical rates.\n" "Alpha Vantage's standard API call frequency limits is 5 calls per " "minute and 500 per day, so you may need to pause between successive " "commands. Note that retrieving prices for one stock requires two "