The columns are the corresponding dates and the index is the name of each cryptocurrency. I've managed to transpose the DF, with the columns ...
source https://www.google.com/url?rct=j&sa=t&url=https://stackoverflow.com/questions/54530970/cryptocurrency-correlation-matrices-in-python&ct=ga&cd=CAIyGmM2Nzk3ODA2ZWViNjVjODI6Y29tOmVuOlVT&usg=AFQjCNFmNujrLFkVVIuGJS0Q4hpOoJijVQ