fstrings pylint

gpkit/varkey.py

@@ -53,7 +53,7 @@ def __getstate__(self):
         state = self.descr.copy()
         for key, value in state.items():
             if getattr(value, "__call__", None):
-                state[key] = "unpickleable function %s" % value
+                state[key] = f"unpickleable function {value}"
         return state
 
     def __setstate__(self, state):
@@ -92,6 +92,7 @@ def str_without(self, excluded=()):  # pylint:disable=too-many-branches
                 name = ".".join(namespace) + "." + name
         if "idx" not in excluded:
             if self.idx:
+                # pylint: disable=consider-using-f-string  # considered it
                 name += "[%s]" % ",".join(map(str, self.idx))
             elif "vec" not in excluded and self.shape:
                 name += "[:]"