def parse_s2bs(s2bs):
s2b = {}<EOL>for s in s2bs:<EOL><INDENT>for line in open(s):<EOL><INDENT>line = line.strip().split('<STR_LIT:\t>')<EOL>s, b = line[<NUM_LIT:0>], line[<NUM_LIT:1>]<EOL>s2b[s] = b<EOL><DEDENT><DEDENT>return s2b<EOL>
convert s2b files to dictionary