Merge pull request ranaroussi#410 from trenton3983/master

Add link to SO question on how to deal with multi-level dataframe column name
hjlgood · Mar 24, 2021 · 3248fed · 3248fed
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@@ -213,6 +213,19 @@ I've also added some options to make life easier :)
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+Managing Multi-Level Columns
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+The following answer on Stack Overflow is for `How to deal with multi-level column names downloaded with yfinance? <https://stackoverflow.com/questions/63107801>`_
+
+* ``yfinance`` returns a ``pandas.DataFrame`` with multi-level column names, with a level for the ticker and a level for the stock price data
+
+  * The answer discusses:
+
+    * How to correctly read the the multi-level columns after saving the dataframe to a csv with ``pandas.DataFrame.to_csv``
+    * How to download single or multiple tickers into a single dataframe with single level column names and a ticker column
+
+
 ``pandas_datareader`` override
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~