new eager loading methods for legacy

src/appier/legacy.py

@@ -131,6 +131,38 @@ def eager(iterable):
     if PYTHON_3: return list(iterable)
     return iterable
 
+def iteritems(associative):
+    if PYTHON_3: return associative.items()
+    return associative.iteritems()
+
+def iterkeys(associative):
+    if PYTHON_3: return associative.keys()
+    return associative.iterkeys()
+
+def itervalues(associative):
+    if PYTHON_3: return associative.values()
+    return associative.itervalues()
+
+def items(associative):
+    if PYTHON_3: return eager(associative.items())
+    return associative.items()
+
+def keys(associative):
+    if PYTHON_3: return eager(associative.keys())
+    return associative.keys()
+
+def values(associative):
+    if PYTHON_3: return eager(associative.values())
+    return associative.values()
+
+def xrange(associative):
+    if PYTHON_3: return associative.range()
+    return associative.xrange()
+
+def range(associative):
+    if PYTHON_3: return eager(associative.range())
+    return associative.range()
+
 def ord(value):
     if PYTHON_3 and type(value) == int: return value
     return _ord(value)