made some more functions case insensitive

lib/damask/config/material.py

@@ -71,7 +71,10 @@ class Texture(Section):
     else:
       fraction = properties['fraction']
 
+    try:
       multiKey = theType.lower()
+    except AttributeError:
+      pass
 
     if multiKey == 'gauss':
       self.add_multiKey(multiKey,'phi1 %g\tPhi %g\tphi2 %g\tscatter %g\tfraction %g'%(
@@ -226,9 +229,20 @@ class Material():
     ''' Experimental! Needs expansion to multi-constituent microstructures...''' 
     
     microstructure = Microstructure()
+    components=dict((k.lower(), v) for k,v in components.iteritems())                               # make keys lower case (http://stackoverflow.com/questions/764235/dictionary-to-lowercase-in-python)
    
-    for property in ['phase','texture','fraction','crystallite']:
+    for key in ['phase','texture','fraction','crystallite']:
-      if type(components[property]) is not list: components[property] = [components[property]]
+      if type(components[key]) is not list:
+        try:
+          components[key] = [components[key].lower()]
+        except AttributeError:
+          components[key] = [components[key]]
+      else:
+        for i, x in enumerate(components[key]):
+          try:
+            components[key][i] = x.lower()
+          except AttributeError:
+            pass
             
     for (phase,texture,fraction,crystallite) in zip(components['phase'],components['texture'],components['fraction'],components['crystallite']):
       microstructure.add_multiKey('constituent','phase %i\ttexture %i\tfraction %g\ncrystallite %i'%(