import python

import semmle.python.Comparisons

from Comparison c, NameNode l, CompareOp op, NameNode r, float k, string add
where 
c.tests(l, op, r, k)
and
(k < 0 and add = "" or k >= 0 and add = "+")
select c.getLocation().getStartLine(), l.getId() + " " + op.repr() + " " + r.getId() + add + k