fix doctest; remove crap

Author: rwst

src/sage/sets/real_set.py

@@ -582,8 +582,8 @@ def contains(self, x):
             sage: i.contains(2)
             True
         """
-        cmp_lower = cmp(self._lower, x)
-        cmp_upper = cmp(x, self._upper)
+        cmp_lower = cmp(self._lower._value, x)
+        cmp_upper = cmp(x, self._upper._value)
         if cmp_lower == cmp_upper == -1:
             return True
         if cmp_lower == 0:

src/sage/symbolic/pynac.pyx

@@ -114,11 +114,7 @@ def unpack_operands(Expression ex):
         sage: type(unpack_operands(t))
         <type 'tuple'>
         sage: map(type, unpack_operands(t))
-        [<type 'sage.rings.integer.Integer'>, 
-	 <type 'sage.rings.integer.Integer'>, 
-	 <type 'sage.symbolic.expression.Expression'>, 
-         <type 'sage.symbolic.expression.Expression'>, 
-	 <type 'sage.symbolic.expression.Expression'>]
+        [<type 'sage.rings.integer.Integer'>, <type 'sage.rings.integer.Integer'>, <type 'sage.symbolic.expression.Expression'>, <type 'sage.symbolic.expression.Expression'>, <type 'sage.symbolic.expression.Expression'>]
         sage: u = SR._force_pyobject((t, x^2))
         sage: unpack_operands(u)
         ((1, 2, x, x + 1, x + 2), x^2)