Backport importlib to at least Python 2.5 by getting rid of use of str.format.

diff --git a/Lib/importlib/__init__.py b/Lib/importlib/__init__.py
index 89398deda03bcd24728068f11299403496ee3ee4..65f0a83fe5050289f7385c8baf1b1098db575210 100644 (file)
--- a/Lib/importlib/__init__.py
+++ b/Lib/importlib/__init__.py
@@ -12,7 +12,7 @@ def _resolve_name(name, package, level):
         raise ValueError("__package__ not set to a string")
     base = package.rsplit('.', level)[0]
     if name:
-        return "{0}.{1}".format(base, name)
+        return "%s.%s" % (base, name)
     else:
         return base