Change occurrence of % to f-string

Author: DimitriPapadopoulos

numcodecs/zfpy.py

@@ -86,11 +86,6 @@ def decode(self, buf, out=None):
                 return dec
 
         def __repr__(self):
-            r = "%s(mode=%r, tolerance=%s, rate=%s, precision=%s)" % (
-                type(self).__name__,
-                self.mode,
-                self.tolerance,
-                self.rate,
-                self.precision,
-            )
-            return r
+            return (f"{type(self).__name__}(mode={self.mode:!r}, "
+                    f"tolerance={self.tolerance}, rate={self.rate}, "
+                    f"precision={self.precision})")