remove comparison with 0 using is

convexengineering · Jan 5, 2024 · 518a7c0 · 518a7c0
1 parent 79b6384
commit 518a7c0
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/gpkit/nomials/math.py b/gpkit/nomials/math.py
@@ -583,11 +583,11 @@ def as_hmapslt1(self, substitutions):
         siglt0, = self.unsubbed
         siglt0 = siglt0.sub(substitutions, require_positive=False)
         posy, negy = siglt0.posy_negy()
-        if posy is 0:  # pylint: disable=literal-comparison
+        if not posy:  # posy is 0
             print(f"Warning: SignomialConstraint {self} became the tautological"
                   f" constraint 0 <= {negy} after substitution.")
             return []
-        if negy is 0:  # pylint: disable=literal-comparison
+        if not negy:  # negy is 0
             raise ValueError(f"{self} became the infeasible constraint {posy} "
                              "<= 0 after substitution.")
         if hasattr(negy, "cs") and len(negy.cs) > 1: