f strings

Author: tybug

hypothesis-python/src/hypothesis/internal/conjecture/shrinker.py

@@ -533,17 +533,9 @@ def s(n):
                             continue
 
                         self.debug(
-                            "  * %s made %d call%s of which "
-                            "%d shrank and %d were misaligned, deleting %d byte%s."
-                            % (
-                                p.name,
-                                p.calls,
-                                s(p.calls),
-                                p.shrinks,
-                                p.misaligned,
-                                p.deletions,
-                                s(p.deletions),
-                            )
+                            f"  * {p.name} made {p.calls} call{s(p.calls)} of which "
+                            f"{p.shrinks} shrank and {p.misaligned} were misaligned, "
+                            f"deleting {p.deletions} byte{s(p.deletions)}."
                         )
                 self.debug("")
         self.explain()