Further tweaks - @danlipsa, @doutriaux1, CDAT/vcs#237

Author: durack1

make_newVsOldDiffs.py

@@ -26,6 +26,7 @@
 PJD 28 Jun 2016     - Corrected pngs path for mp4s
 PJD 30 Jun 2016     - Added donotstoredisplay argument
 PJD 22 Aug 2017     - Added code tweaks following VCS changes #235
+PJD 28 Aug 2017     - Further tweaks following info in https://github.com/UV-CDAT/vcs/pull/237#issuecomment-325354235
 
 @author: durack1
 """
@@ -62,6 +63,7 @@ def initVCS(x,levs1,levs2,split):
     tmpl.blank()
     tmpl.scalefont(.9)
 
+    oldOrientation = tmpl.legend.textorientation
     tmpl.legend.textorientation = leg
     for a in ["data","legend","box1","xlabel1","xtic1","ylabel1","ytic1"]:
         setattr(getattr(tmpl,a),"priority",1)
@@ -84,6 +86,7 @@ def initVCS(x,levs1,levs2,split):
     t3                  = Ez.get(legend="local")
 
     del(Ez) ; # Purge EzTemplate object
+    vcs.removeobject(vcs.elements['textorientation'][oldOrientation])
 
     return iso1,iso2,title,t1,t2,t3,tmpl
 
@@ -200,11 +203,11 @@ def initVCS(x,levs1,levs2,split):
                 #print 'new:',varNameNewRead.ljust(9),s1s.getTime().asComponentTime()
                 #print 'old:',varNameRead.ljust(9),s2.getTime().asComponentTime()
                 s2                          = f2(varNameRead,slice(m,m+1))
-                diff                        = s2-s1
+                diff                        = s2-s1s
                 iso1,iso2,title,t1,t2,t3,tmpl = initVCS(x,levs1,levs2,split)
                 title.string                = '%i-%.2i' % (y,m+1)
                 x.plot(title,bg=bg)
-                x.plot(s1,t1,iso1,bg=bg); #,ratio="autot"); #,vtk_backend_grid=g)
+                x.plot(s1s,t1,iso1,bg=bg); #,ratio="autot"); #,vtk_backend_grid=g)
                 x.plot(diff,t2,iso2,bg=bg); #,ratio="autot") ; #,vtk_backend_grid=g)
                 x.plot(s2,t3,iso1,bg=bg); #,ratio="autot") ; #,vtk_backend_grid=g)
                 fnm                         = '%i-%.2i.png' % (y,m+1)