sa_report.md

Static Code Analysis Report Before and After code fixes

Pyton File	SA Issues - BEFORE	SA Issues - AFTER
input_output.py	7	3
item.py	20	1
method.py	49	10
oracle.py	7	2
ranker.py	24	0
sat_solver.py	14	2
search.py	16	6
tree_node.py	12	8
whun.py	54	26