added fixme: for some necessary required changes

scripts/data_extraction.py

@@ -28,6 +28,22 @@ Created on Tue Aug  6 12:56:03 2019
 # 3) <gene>_metadata.csv
 # 4) <gene>_all_muts_msa.csv
 # 5) <gene>_mutational_positons.csv
+
+# FIXME
+## Make all cols lowercase
+## change WildPos: wild_pos
+## Add an extra col: wild_chain_pos
+## output df: <gene>_linking_df.csv
+#containing the following cols
+#1. Mutationinformation
+#2. wild_type
+#3. position
+#4. mutant_type
+#5. chain
+#6. wild_pos
+#7. wild_chain_pos
+
+
 #=======================================================================
 #%% load libraries
 import os, sys