Eliminate exec() in Universe.new()

Replace questionable exec call in the new() method of the Universe
class with cleaner getattr/setattr equivalents.

diff --git a/mudpy/misc.py b/mudpy/misc.py
index eea2f00..fca279a 100644 (file)
--- a/mudpy/misc.py
+++ b/mudpy/misc.py
@@ -406,7 +406,7 @@ class Universe:
         """Create a new, empty Universe (the Big Bang)."""
         new_universe = Universe()
         for attribute in vars(self).keys():
         """Create a new, empty Universe (the Big Bang)."""
         new_universe = Universe()
         for attribute in vars(self).keys():

-            exec("new_universe." + attribute + " = self." + attribute)
+            setattr(new_universe, attribute, getattr(self, attribute))

         new_universe.reload_flag = False
         del self
         return new_universe
         new_universe.reload_flag = False
         del self
         return new_universe