Index: sage/groups/perm_gps/cubegroup.py
===================================================================
--- sage/groups/perm_gps/cubegroup.py	(revision 7000)
+++ sage/groups/perm_gps/cubegroup.py	(revision 7172)
@@ -1190,5 +1190,5 @@
         sage: C = RubiksCube().move("R*U")
         sage: C.plot3d()
-        <class 'base.TransformGroup'>
+        <class 'sage.plot.plot3d.base.TransformGroup'>
         sage: C.plot()
         Graphics object consisting of 55 graphics primitives
Index: sage/modules/complex_double_vector.pyx
===================================================================
--- sage/modules/complex_double_vector.pyx	(revision 5627)
+++ sage/modules/complex_double_vector.pyx	(revision 7172)
@@ -102,5 +102,5 @@
         return (unpickle_v0, (self._parent, self.list(), self._degree))
 
-    def __init__(self,parent,x, coerce = True, copy = True):
+    def __init__(self, parent, x, coerce = True, copy = True):
         """
             parent -- free module element
@@ -109,11 +109,9 @@
         """
         self._parent = parent
-        self._degree = parent.degree()
-        cdef int i
-        cdef int n
+        cdef int n = parent.degree()
         cdef gsl_complex z_temp
         cdef ComplexDoubleElement z
-        n = parent.degree()
-        cdef int length
+        cdef int length, i
+        self._degree = n
         if self._degree == 0:
             self.v = NULL
Index: sage/modules/real_double_vector.pyx
===================================================================
--- sage/modules/real_double_vector.pyx	(revision 6680)
+++ sage/modules/real_double_vector.pyx	(revision 7172)
@@ -94,10 +94,10 @@
         return (unpickle_v0, (self._parent, self.list(), self._degree))
 
-    def __init__(self,parent,x,coerce=True,copy=True):
+    def __init__(self, parent, x, coerce=True, copy=True):
         self._parent = parent
-        self._degree = parent.degree()
-        cdef int n
+
         cdef int i
-        n = parent.degree()
+        cdef int n = parent.degree()
+        self._degree = n
         if n == 0:
             self.v = NULL
@@ -120,12 +120,12 @@
         self.v = <gsl_vector*> gsl_vector_calloc(n)
         
-        if self.v is not NULL and length ==n:      
-            for i from 0 <=i < n:                
-                gsl_vector_set(self.v, i, x[i] )
+        if self.v is not NULL and length == n:
+            for i from 0 <= i < n:
+                gsl_vector_set(self.v, i, x[i])
 
         elif self.v is NULL:
             raise MemoryError, "Error allocating memory for vector"
 
-        elif length !=n:
+        elif length != n:
             raise TypeError,"user supplied vector must be same length as rank of vector space"