add pandas as a listed optional requirement

TomDonoghue · TomDonoghue · commit ec8c0e7ade9d · 2021-02-23T13:55:05.000-05:00
diff --git a/optional-requirements.txt b/optional-requirements.txt
@@ -1,2 +1,3 @@
 matplotlib
-tqdm
+tqdm
+pandas

-Original file line number
+Diff line change
@@ @@ -1,2 +1,3 @@ @@
 matplotlib
 -tqdm
 +tqdm
 +pandas