diff --git a/.gitignore b/.gitignore
index c34f2f0b7..02cc8d926 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,6 +2,7 @@
 *.hdf5
 *.bak
 *~
+.DS_Store
 bin
 PRIVATE
 build
diff --git a/Makefile b/Makefile
index 0d9374fad..7e7b105ec 100644
--- a/Makefile
+++ b/Makefile
@@ -35,4 +35,3 @@ clean:
 .PHONY: processing
 processing:
 	@./installation/symlink_Processing.py ${MAKEFLAGS}
-
diff --git a/PRIVATE b/PRIVATE
index 4a8f3ccc2..83cb0b6ce 160000
--- a/PRIVATE
+++ b/PRIVATE
@@ -1 +1 @@
-Subproject commit 4a8f3ccc2f9241b4afceece57ce71cae8025faa3
+Subproject commit 83cb0b6ceea2e26c554ad4c6fbe6aabaee6fa27f
diff --git a/CONFIG b/env/CONFIG
similarity index 100%
rename from CONFIG
rename to env/CONFIG
diff --git a/env/DAMASK.csh b/env/DAMASK.csh
index b1b9dfb98..fbfbfd1a7 100644
--- a/env/DAMASK.csh
+++ b/env/DAMASK.csh
@@ -2,15 +2,14 @@
 # usage:  source DAMASK_env.csh
 
 set CALLED=($_)
-set DIRNAME=`dirname $CALLED[2]`
-set DAMASK_ROOT=`python -c "import os,sys; print(os.path.realpath(os.path.expanduser(sys.argv[1])))" $DIRNAME"/../"`
+set ENV_ROOT=`dirname $CALLED[2]`
+set DAMASK_ROOT=`python -c "import os,sys; print(os.path.realpath(os.path.expanduser(sys.argv[1])))" $ENV_ROOT"/../"`
 
-source $DAMASK_ROOT/CONFIG
+source $ENV_ROOT/CONFIG
 
 set path = ($DAMASK_ROOT/bin $path)
 
 set SOLVER=`which DAMASK_spectral`                                                          
-set PROCESSING=`which postResults`                                                          
 if ( "x$DAMASK_NUM_THREADS" == "x" ) then                                                                  
   set DAMASK_NUM_THREADS=1
 endif
@@ -32,7 +31,6 @@ if ( $?prompt ) then
   echo Using environment with ...
   echo "DAMASK             $DAMASK_ROOT"
   echo "Grid Solver        $SOLVER" 
-  echo "Post Processing    $PROCESSING"
   if ( $?PETSC_DIR) then
     echo "PETSc location     $PETSC_DIR"
   endif
@@ -52,3 +50,6 @@ if ( ! $?PYTHONPATH ) then
 else
   setenv PYTHONPATH $DAMASK_ROOT/python:$PYTHONPATH
 endif
+setenv MSC_ROOT
+setenv ABAQUS_VERSION
+setenv MARC_VERSION
diff --git a/env/DAMASK.sh b/env/DAMASK.sh
index 50760b76d..aed99b3bc 100644
--- a/env/DAMASK.sh
+++ b/env/DAMASK.sh
@@ -10,14 +10,14 @@ function blink {
 }
 
 if [ "$OSTYPE" == "linux-gnu" ] || [ "$OSTYPE" == 'linux' ]; then
-  DAMASK_ROOT=$(dirname $BASH_SOURCE)
+  ENV_ROOT=$(dirname $BASH_SOURCE)
 else
   [[ "${BASH_SOURCE::1}" == "/" ]] && BASE="" || BASE="$(pwd)/"
   STAT=$(stat "$(dirname $BASE$BASH_SOURCE)")
-  DAMASK_ROOT=${STAT##* }
+  ENV_ROOT=${STAT##* }
 fi
 
-DAMASK_ROOT=$(canonicalPath "$DAMASK_ROOT/../")
+DAMASK_ROOT=$(canonicalPath "$ENV_ROOT/../")
 
 
 # shorthand command to change to DAMASK_ROOT directory
@@ -27,7 +27,7 @@ eval "function DAMASK_root() { cd $DAMASK_ROOT; }"
 set() {
     export $1$2$3
  }
-source $DAMASK_ROOT/CONFIG
+source $ENV_ROOT/CONFIG
 unset -f set
 
 # add BRANCH if DAMASK_ROOT is a git repository
@@ -38,9 +38,6 @@ PATH=${DAMASK_ROOT}/bin:$PATH
 SOLVER=$(type -p DAMASK_spectral || true 2>/dev/null)
 [ "x$SOLVER" == "x" ] && SOLVER=$(blink 'Not found!')
 
-PROCESSING=$(type -p postResults || true 2>/dev/null)
-[ "x$PROCESSING" == "x" ] && PROCESSING=$(blink 'Not found!')
-
 [ "x$DAMASK_NUM_THREADS" == "x" ] && DAMASK_NUM_THREADS=1
 
 # currently, there is no information that unlimited stack size causes problems
@@ -60,7 +57,6 @@ if [ ! -z "$PS1" ]; then
   echo Using environment with ...
   echo "DAMASK             $DAMASK_ROOT $BRANCH"
   echo "Grid Solver        $SOLVER" 
-  echo "Post Processing    $PROCESSING"
   if [ "x$PETSC_DIR"   != "x" ]; then
     echo -n "PETSc location     "
     [ -d $PETSC_DIR ] && echo $PETSC_DIR || blink $PETSC_DIR
@@ -93,12 +89,8 @@ fi
 export DAMASK_NUM_THREADS
 export PYTHONPATH=$DAMASK_ROOT/python:$PYTHONPATH
 
-for var in BASE STAT SOLVER PROCESSING BRANCH; do
+for var in BASE STAT SOLVER BRANCH; do
   unset "${var}"
 done
-for var in DAMASK MSC; do
-  unset "${var}_ROOT"
-done
-for var in ABAQUS MARC; do
-  unset "${var}_VERSION"
-done
+unset "ENV_ROOT"
+unset "DAMASK_ROOT"
diff --git a/env/DAMASK.zsh b/env/DAMASK.zsh
index 066d56dd6..8769bac34 100644
--- a/env/DAMASK.zsh
+++ b/env/DAMASK.zsh
@@ -9,6 +9,7 @@ function blink {
   echo -e "\033[2;5m$1\033[0m"
 }
 
+ENV_ROOT=$(canonicalPath "${0:a:h}")
 DAMASK_ROOT=$(canonicalPath "${0:a:h}'/..")
 
 # shorthand command to change to DAMASK_ROOT directory
@@ -18,7 +19,7 @@ eval "function DAMASK_root() { cd $DAMASK_ROOT; }"
 set() {
     export $1$2$3
  }
-source $DAMASK_ROOT/CONFIG
+source $ENV_ROOT/CONFIG
 unset -f set
 
 # add BRANCH if DAMASK_ROOT is a git repository
@@ -29,9 +30,6 @@ PATH=${DAMASK_ROOT}/bin:$PATH
 SOLVER=$(which DAMASK_spectral || true 2>/dev/null)
 [[ "x$SOLVER" == "x" ]] && SOLVER=$(blink 'Not found!')
 
-PROCESSING=$(which postResults || true 2>/dev/null)
-[[ "x$PROCESSING" == "x" ]] && PROCESSING=$(blink 'Not found!')
-
 [[ "x$DAMASK_NUM_THREADS" == "x" ]] && DAMASK_NUM_THREADS=1
 
 # currently, there is no information that unlimited stack size causes problems
@@ -51,7 +49,6 @@ if [ ! -z "$PS1" ]; then
   echo "Using environment with ..."
   echo "DAMASK             $DAMASK_ROOT $BRANCH"
   echo "Grid Solver        $SOLVER" 
-  echo "Post Processing    $PROCESSING"
   if [ "x$PETSC_DIR" != "x" ]; then
     echo -n "PETSc location     "
     [ -d $PETSC_DIR ] && echo $PETSC_DIR || blink $PETSC_DIR
@@ -86,12 +83,8 @@ fi
 export DAMASK_NUM_THREADS
 export PYTHONPATH=$DAMASK_ROOT/python:$PYTHONPATH
 
-for var in SOLVER PROCESSING BRANCH; do
+for var in SOLVER BRANCH; do
   unset "${var}"
 done
-for var in DAMASK MSC; do
-  unset "${var}_ROOT"
-done
-for var in ABAQUS MARC; do
-  unset "${var}_VERSION"
-done
+unset "ENV_ROOT"
+unset "DAMASK_ROOT"
diff --git a/installation/mods_MarcMentat/apply_DAMASK_modifications.sh b/installation/mods_MarcMentat/apply_DAMASK_modifications.sh
index d6cd6b171..ac0daf036 100755
--- a/installation/mods_MarcMentat/apply_DAMASK_modifications.sh
+++ b/installation/mods_MarcMentat/apply_DAMASK_modifications.sh
@@ -2,11 +2,6 @@
 
 SCRIPTLOCATION="$( cd "$( dirname "$0" )" && pwd )"
 DAMASK_ROOT=$SCRIPTLOCATION/../../
-# defining set() allows to source the same file for tcsh and bash, with and without space around =
-set() {
-    export $1$2$3
- }
-source $DAMASK_ROOT/CONFIG
 
 if [ "x$MSC_ROOT" != "x" ]; then
  DEFAULT_DIR=$MSC_ROOT
@@ -15,7 +10,7 @@ if [ "x$MARC_VERSION" != "x" ]; then
  DEFAULT_VERSION=$MARC_VERSION
 fi
 if [ "x$DAMASK_BIN" != "x" ]; then
- BIN_DIR=$DAMASK_BIN
+ BIN_DIR=$DAMASK_ROOT/bin
 fi
 
 while [ ! -d "$SCRIPTLOCATION/$VERSION" ] || [ -z "$VERSION" ]
diff --git a/python/MANIFEST.in b/python/MANIFEST.in
index bb6d21f36..4050d1c29 100644
--- a/python/MANIFEST.in
+++ b/python/MANIFEST.in
@@ -1 +1,2 @@
 include damask/VERSION
+include damask/LICENSE
diff --git a/python/README b/python/README
new file mode 100644
index 000000000..7fc372881
--- /dev/null
+++ b/python/README
@@ -0,0 +1,13 @@
+DAMASK - The Düsseldorf Advanced Material Simulation Kit
+Visit damask.mpie.de for installation and usage instructions
+
+CONTACT INFORMATION
+
+Max-Planck-Institut für Eisenforschung GmbH
+Max-Planck-Str. 1
+40237 Düsseldorf
+Germany
+
+Email: DAMASK@mpie.de
+https://damask.mpie.de
+https://magit1.mpie.de
diff --git a/python/damask/README b/python/damask/README
deleted file mode 120000
index 3830a4118..000000000
--- a/python/damask/README
+++ /dev/null
@@ -1 +0,0 @@
-../../README
\ No newline at end of file
diff --git a/python/damask/__init__.py b/python/damask/__init__.py
index 77666561c..30fb37ced 100644
--- a/python/damask/__init__.py
+++ b/python/damask/__init__.py
@@ -1,20 +1,20 @@
 """Main aggregator."""
 import os
-
-with open(os.path.join(os.path.dirname(__file__),'VERSION')) as f:
-    version = f.readline()[1:-1]
+import re
 
 name = 'damask'
+with open(os.path.join(os.path.dirname(__file__),'VERSION')) as f:
+    version = re.sub(r'^v','',f.readline().strip())
 
 # classes
 from .environment import Environment      # noqa
-from .asciitable  import ASCIItable       # noqa
 from .table       import Table            # noqa
+from .asciitable  import ASCIItable       # noqa
     
 from .config      import Material         # noqa
 from .colormaps   import Colormap, Color  # noqa
 from .orientation import Symmetry, Lattice, Rotation, Orientation # noqa
-from .dadf5       import DADF5 # noqa
+from .dadf5       import DADF5            # noqa
 
 from .geom        import Geom             # noqa
 from .solver      import Solver           # noqa
@@ -22,6 +22,10 @@ from .test        import Test             # noqa
 from .util        import extendableOption # noqa
 
 # functions in modules
-from . import mechanics                   # noqa
-from . import grid_filters                # noqa
+from .            import mechanics        # noqa
+from .            import grid_filters     # noqa
 
+# clean temporary variables
+del os
+del re
+del f
diff --git a/python/damask/environment.py b/python/damask/environment.py
index ef07cd264..9964e9be7 100644
--- a/python/damask/environment.py
+++ b/python/damask/environment.py
@@ -1,27 +1,25 @@
 import os
-import re
 
 class Environment():
-  __slots__ = [ \
-                'options',
-              ]
+    __slots__ = [ \
+                  'options',
+                ]
 
-  def __init__(self):
-    self.options = {}
-    self.get_options()
+    def __init__(self):
+        """Read and provide values of DAMASK configuration."""
+        self.options = {}
+        self.get_options()
 
-  def relPath(self,relative = '.'):
-    return os.path.join(self.rootDir(),relative)
+    def relPath(self,relative = '.'):
+        return os.path.join(self.rootDir(),relative)
 
-  def rootDir(self):
-    return os.path.normpath(os.path.join(os.path.realpath(__file__),'../../../'))
+    def rootDir(self):
+        return os.path.normpath(os.path.join(os.path.realpath(__file__),'../../../'))
 
-  def get_options(self):
-    with open(self.relPath(self.rootDir()+'/CONFIG')) as configFile:
-      for line in configFile:
-        l = re.sub('^set ', '', line).strip()                                                       # remove "set" (tcsh) when setting variables
-        if l and not l.startswith('#'):
-          items = re.split(r'\s*=\s*',l)
-          if len(items) == 2: 
-            self.options[items[0].upper()] = \
-              re.sub('\$\{*DAMASK_ROOT\}*',self.rootDir(),os.path.expandvars(items[1]))             # expand all shell variables and DAMASK_ROOT
+    def get_options(self):
+        for item in ['DAMASK_NUM_THREADS',
+                     'MSC_ROOT',
+                     'MARC_VERSION',
+                     'ABAQUS_VERSION',
+                     ]:
+            self.options[item] = os.environ[item] if item in os.environ else None
diff --git a/python/damask/result/marc2vtk.py b/python/damask/result/marc2vtk.py
deleted file mode 100644
index f712bd963..000000000
--- a/python/damask/result/marc2vtk.py
+++ /dev/null
@@ -1,743 +0,0 @@
-# -*- coding: UTF-8 no BOM -*-
-
-# This tool converts a msc.marc result file into the vtk format that 
-# can be viewed by Paraview software (Kitware), or MayaVi (needs xml-vtk, or ...
-# 
-# About the vtk format: http://www.vtk.org/VTK/project/about.html
-# Some example vtk files: http://people.sc.fsu.edu/~jburkardt/data/vtk/vtk.html
-# www.paraview.org
-
-import os,sys,re
-import numpy as np
-
-import py_post  # MSC closed source module to access marc result files
-
-class MARC_POST():
-  def __init__(self):
-      self.projdir='./'
-
-  def opent16(self,incr=None):
-      self.fpath=os.path.join(self.projdir,self.postname)
-      print('Trying to open ',self.fpath,' ...')
-      self.p=py_post.post_open(self.fpath)
-      if self.p is None:
-        print('Could not open %s.'%self.postname); #return 'err'#; sys.exit(1)
-        raise Exception('Could not open t16')
-      print('Postfile %s%s is open ...'%(self.projdir,self.postname))
-      self.maxincr=self.p.increments()       
-      print('and has %i increments'%self.maxincr)
-      if incr is None:
-        self.p.moveto(self.maxincr-1)   
-      else:
-        self.p.moveto(incr+1)
-      print('moved to increment ', self.p.increment)       
-      self.p.extrapolation('translate') # linear, translate, average. query with p.extrapolate
-      print('extrapolation method is ', self.p.extrapolate) 
-      print('collecting model information')
-      self.t16info(printFlag=0)
-      print('t16 is open')
-      self.p
-
-  def t16info(self, printFlag=1
-              ):
-      if not self.p:
-        self.p=self.opent16()#post_open(self.postname)
-      print(self.p)
-      oldincr=self.p.position
-      if oldincr==0:
-        self.p.moveto(1)
-        
-      self.nnodes=self.p.nodes() #self.p.node(self.nnodes) crashes; only to nnodes-1 possible
-      self.nodes=range(0,self.nnodes)
-      self.nscals=self.p.node_scalars(); #print 'nscals', nscals
-      self.nscal_list=['']*self.nscals
-      self.nel=self.p.elements()
-      self.elscals=self.p.element_scalars()
-      self.elscal_list=['']*self.elscals
-      self.eltens=self.p.element_tensors()
-      self.elten_list=['']*self.eltens
-      for i in range(0,self.nscals):
-          self.nscal_list[i]=self.p.node_scalar_label(i)
-      for i in range (0,self.elscals):
-          self.elscal_list[i]=self.p.element_scalar_label(i)
-          if printFlag==1: print(i, self.elscal_list[i])
-      for i in range (0,self.eltens):
-          self.elten_list[i]=self.p.element_tensor_label(i)
-          if printFlag==1: print(i, self.elten_list[i])
-      for i in range(0,self.p.element_tensors()):
-        if printFlag==1: print('Element Tensor: ', i, self.p.element_tensor_label(i))
-      if printFlag==1: print('')
-      for i in range(0,self.p.element_scalars()):
-        if printFlag==1: print('Element Scalar: ', i, self.p.element_scalar_label(i))
-      if oldincr==0:
-        self.p.moveto(0)     
-
-  def closet16(self):
-      print('Trying to close FEM result file ...')
-      try:
-        if self.p:
-          self.p.close()
-          print('FEM result file closed.')
-          self.p=None
-        else:
-          print('post object not open?')
-      except:
-        print('ERROR. Could not close FEM result file.')
-
-  def getLabelNr(self, label=None, type='Scalar'): 
-      if type[0]=='S' or type[0]=='s':   # element scalar
-         labelNr=self.elscal_list.index(label)
-      elif type[0]=='N':                 # node scalar
-         labelNr=self.nscal_list.index(label)
-      elif type[0]=='T' or type[0]=='t': # tensor
-         labelNr=self.elten_list.index(label)
-      print('Found label %s at index %i'%(label,labelNr))
-      return labelNr
-        
-        
-  def writeNodes2VTK(self, fobj):
-      self.points=[]
-      self.VTKcnt=200 # number of values per line in vtk file
-      fobj.write('POINTS %i'%self.p.nodes()+' float\n')
-      self.nodes_dict={} # store the node IDs in case of holes in the numbering
-      for iNd in self.nodes:
-        nd=self.p.node(iNd)
-        disp=self.p.node_displacement(iNd)
-        nd_xyz=[nd.x+disp[0], nd.y+disp[1], nd.z+disp[2]]
-        self.points.append(nd_xyz) # for pyvtk
-        fobj.write('%f %f %f \n'%
-        (nd.x+disp[0], nd.y+disp[1], nd.z+disp[2]))
-        self.nodes_dict[nd.id-1]=iNd
-      fobj.write('\n')  
-      print('Nodes written to VTK: %i'%self.p.nodes())
-        
-  def writeElements2VTK(self, fobj):
-      fobj.write('\nCELLS %i %i'%(self.p.elements(),self.p.elements()*9)+'\n')
-      self.cells=[] #for pyvtk
-      for iEl in range(0,self.nel):
-        el=self.p.element(iEl)
-        cell_nodes=[] # for pyvtk
-        ndlist=el.items
-        for k in [0, 1, 2, 3, 4, 5, 6, 7]: # FOR CELL TYPE VTK_HEXAHEDRON
-         node=ndlist[k]-1
-         cell_nodes.append(self.nodes_dict[node])
-        self.cells.append(cell_nodes) # for pyvtk
-      for e in self.cells:
-         fobj.write('8 ')
-         for n in e:
-           fobj.write('%6i '%n)
-         fobj.write('\n')
-      fobj.write('\nCELL_TYPES %i'%self.p.elements()+'\n')
-      cnt=0
-      for iEl in range(0,self.nel):
-        cnt=cnt+1
-        #fobj.write('11\n') #VTK_VOXEL
-        fobj.write('12 ') #VTK_HEXAHEDRON
-        if cnt>self.VTKcnt:
-          fobj.write('\n');cnt=0
-      fobj.write('\n')    
-      print('Elements written to VTK: %i'%self.p.elements())
-        
-  def writeElScalars2NodesVTK(self,fobj):
-      fobj.write('\nPOINT_DATA %i\n'%self.p.nodes())
-      nScal=12
-      nComponents=1+nScal
-      fobj.write('SCALARS scalars float %i\n'%nComponents)
-      fobj.write('LOOKUP_TABLE default\n')  
-      idxScal=self.nscal_list.index('Displacement Z')    
-      for iNd in self.nodes:
-        fobj.write('%f '%(self.p.node_scalar(iNd,idxScal)))
-        for iEl in range(0,self.nel):
-          el=self.p.element(iEl)
-          ndlist=el.items
-          if (iNd+1) in ndlist:
-            idx=ndlist.index(iNd+1)
-            for iV in range(0,nScal):
-              elData=self.p.element_scalar(iEl,35+iV)
-              fobj.write('%f '%(elData[idx].value))
-            break
-        fobj.write('\n')  
-      fobj.write('\n')  
-        
-  def writeNodeScalars2VTK(self,fobj):
-      fobj.write('\nPOINT_DATA %i\n'%self.p.nodes())
-      self.pointDataScalars=[]
-      for idxNdScal in range(-3,self.nscals): #now include node x,y,z
-        if idxNdScal>=0:
-          datalabel=self.nscal_list[idxNdScal]
-          datalabel=re.sub("\s",'_',datalabel)
-        else:
-          if idxNdScal==-3: datalabel='node.x'  
-          if idxNdScal==-2: datalabel='node.y'
-          if idxNdScal==-1: datalabel='node.z'
-        fobj.write('SCALARS %s float %i\n'%(datalabel,1))#nComponents))
-        fobj.write('LOOKUP_TABLE default\n')  
-        cnt=0
-        for iNd in range(0,self.nnodes):
-          cnt=cnt+1
-          if idxNdScal>=0:
-            ndData=self.p.node_scalar(iNd,idxNdScal)
-          else:
-             nd=self.p.node(iNd)
-             if idxNdScal==-3: ndData=nd.x
-             if idxNdScal==-2: ndData=nd.y
-             if idxNdScal==-1: ndData=nd.z
-          fobj.write('%E '%(ndData))
-          if cnt>self.VTKcnt:
-            fobj.write('\n')
-            cnt=0
-        fobj.write('\n')              
-      fobj.write('\n')        
-
-  def writeElementData2VTK(self,fobj):
-      self.sig_vMises=[]
-      self.sig33=[]
-      idx_sig_vMises=self.getLabelNr('Equivalent Von Mises Stress')
-      idx_sig33=self.getLabelNr('Comp 33 of Cauchy Stress')
-      fobj.write('\nCELL_DATA %i\n'%self.p.elements())
-      for idxElScal in range(0,self.elscals):
-        datalabel=self.elscal_list[idxElScal]
-        datalabel=re.sub("\s",'_',datalabel)
-        fobj.write('\n\nSCALARS %s float %i\n'%(datalabel,1))
-        fobj.write('LOOKUP_TABLE default\n')  
-        cnt=0
-        for iEl in range(0,self.nel):
-          cnt=cnt+1
-          elData=self.p.element_scalar(iEl,idxElScal)
-          avgScal=0.0
-          if datalabel in ['phi1', 'PHI','phi2']: # Euler angles should not be averaged
-            avgScal=avgScal+elData[0].value
-          else:
-            for IP in range(0,8):
-              avgScal=avgScal+elData[IP].value
-            avgScal=avgScal/8.
-          fobj.write('%E '%(avgScal))
-          if idxElScal==idx_sig_vMises:
-            self.sig_vMises.append(avgScal)
-          elif idxElScal==idx_sig33:  
-            self.sig33.append(avgScal)
-          if cnt>self.VTKcnt:
-            fobj.write('\n')
-            cnt=0
-      fobj.write('\n')      
-
-  def get_avg_el_scal(self,idxElScal):
-      result=[]
-      datalabel=self.elscal_list[idxElScal]
-      print('Collecting %s from all elements'%datalabel)
-      for iEl in range(0,self.nel):
-        elData=self.p.element_scalar(iEl,idxElScal)
-        avgScal=0.0
-        for IP in range(0,8):
-          avgScal=avgScal+elData[IP].value
-        avgScal=avgScal/8. 
-        result.append(avgScal)
-      return result
-      
-  def writeUniaxiality2VTK(self,fobj):     
-      datalabel='uniaxiality_sig_vMises_durch_sig33'
-      fobj.write('SCALARS %s float %i\n'%(datalabel,1))
-      fobj.write('LOOKUP_TABLE default\n')  
-      cnt=0
-      for iEl in range(0,self.nel):
-        cnt=cnt+1                  
-        if abs(self.sig_vMises[iEl])<1e-5:
-          datum=0.
-        else:  
-          datum=self.sig33[iEl]/self.sig_vMises[iEl]
-        fobj.write('%E '%(datum))
-        if cnt>self.VTKcnt:
-          fobj.write('\n')
-          cnt=0
-      fobj.write('\n')     
-
-  def stress_per_element(self):
-      self.stress=[]
-      for iEl in range(0,self.nel):
-        sig=self.avg_elten(2,elID=iEl)
-        self.stress.append(sig[0])
-        
-  def mean_stress_per_element(self):
-      self.mean_stress=[]
-      for iEl in range(0,self.nel):
-        sig=self.stress[iEl]
-        self.mean_stress.append(self.meanStress(sig))
-
-  def triaxiality_per_element(self):
-    # classical triaxiality 
-    # 1/3 : uniax tension
-      self.triaxiality=[]
-      for iEl in range(0,self.nel):
-        t=self.mean_stress[iEl]/self.sig_vMises[iEl]
-        self.triaxiality.append(t)
-      
-  def moreElData2VTK(self,fobj,data=[],label='datalabel'):
-      fobj.write('SCALARS %s float %i\n'%(label,1))
-      fobj.write('LOOKUP_TABLE default\n')  
-      cnt=0
-      for iEl in range(0,self.nel):
-        cnt=cnt+1                  
-        fobj.write('%E '%(data[iEl]))
-        if cnt>self.VTKcnt:
-          fobj.write('\n')
-          cnt=0
-      fobj.write('\n')             
-      
-  def calc_lode_parameter(self):
-     self.lode=[]
-     try:
-       self.stress
-     except:
-       self.stress_per_element()
-     for iEl in range(0,self.nel):
-       sig=self.stress[iEl]
-       lode=self.stress2lode(sig)
-       self.lode.append(lode)
-       
-  def stress2lode(self,stress):
-     [pStress,pAxes]=self.princStress(stress)
-     s1=pStress[0]
-     s2=pStress[1]
-     s3=pStress[2]
-     lode=(2*s2-s1-s3) / ( s1 - s3 )
-     return lode
-     
-  def princStress(self, stress):
-    """
-    Function to compute 3D principal stresses and sort them.
-    
-    from: http://geodynamics.org/svn/cig/short/3D/PyLith/trunk/playpen/postproc/vtkcff.py
-    """
-    stressMat=np.array(stress)
-    (princStress, princAxes) = np.linalg.eigh(stressMat)
-    idx = princStress.argsort()
-    princStressOrdered = princStress[idx]
-    princAxesOrdered = princAxes[:,idx]
-    return princStressOrdered, princAxesOrdered     
-
-  def avg_elten(self,
-     idxElTen, mat=0, elID=None):
-     tensum=np.zeros((3,3));
-     T=np.zeros((3,3));
-     pts=0;
-     avg=np.zeros((3,3));
-
-     if elID is None:
-       averaged_elements=range(0,self.nel)
-     else:
-       averaged_elements=[elID]
-     for i in averaged_elements:
-        if mat==0 or int(self.p.element_scalar(i,4)[0].value)==mat:
-          T=self.p.element_tensor(i,idxElTen)
-          for k in range (0,8):
-             tensum[0][0] = tensum[0][0] + T[k].t11
-             tensum[0][1] = tensum[0][1] + T[k].t12
-             tensum[0][2] = tensum[0][2] + T[k].t13
-             tensum[1][1] = tensum[1][1] + T[k].t22
-             tensum[1][2] = tensum[1][2] + T[k].t23
-             tensum[2][2] = tensum[2][2] + T[k].t33
-             pts=pts+1
-     avg=tensum/pts
-     avg=self.fillComponents(avg)
-     del [T]
-     return (avg,tensum,pts)
-
-  def fillComponents(self,
-                     halftensor
-                     ):
-     halftensor[1][0]=halftensor[0][1]
-     halftensor[2][0]=halftensor[0][2]
-     halftensor[2][1]=halftensor[1][2]
-     return halftensor
-     
-  def vMises(self,tensor33):
-     t=tensor33
-     s=(t[0,0]-t[1,1])**2+(t[1,1]-t[2,2])**2+(t[0,0]-t[2,2])**2+\
-       6*(t[0,1]**2+t[1,2]**2+t[2,0]**2)
-     vM=np.sqrt(s/2.)
-     return vM
-     
-  def meanStress(self,tensor33):
-     t=tensor33
-     s=t[0,0]+t[1,1]+t[2,2]
-     ms=s/3.
-     return ms
-     
-  def invariants(self,tensor33):
-     t=tensor33
-     I1=t[0,0]+t[1,1]+t[2,2]
-     I2=t[0,0]*t[1,1]+t[1,1]*t[2,2]+t[0,0]*t[2,2]-\
-        t[0,1]**2-t[1,2]**2-t[0,2]**2 
-     I3=t[0,0]*t[1,1]*t[2,2]+\
-        2*t[0,1]*t[1,2]*t[2,0]-\
-        t[2,2]*t[0,1]**2-t[0,0]*t[1,2]**2-t[1,1]*t[0,2]**2
-     return [ I1, I2, I3 ]
-
-      
-class VTK_WRITER():
-  """
-  The resulting vtk-file can be imported in Paraview 3.12
- 
-  Then use Filters: Cell Data to Point Data + Contour 
-  to plot semi-transparent iso-surfaces.
-  """
-
-  def __init__(self):
-    self.p=MARC_POST() # self.p
-    
-  def openFile(self, filename='test.vtp'):
-      self.f=open(filename,'w+')
-      self.fname=filename
-      
-  def writeFirstLines(self,
-      vtkFile=None,
-      version='2.0', 
-      comment='Test',
-      dformat='ASCII', # BINARY | [ASCII]
-      dtype='UNSTRUCTURED_GRID' # UNSTRUCTURED GRID
-      ):
-    if vtkFile is None:
-      vtkFile=self.f    
-    # First Line contains Data format version
-    self.versionVTK=version
-    vtkFile.write('# vtk DataFile Version %s\n'%self.versionVTK)
-    # Comment goes to 2nd line and has maximum 256 chars
-    vtkFile.write(comment+'\n')
-    vtkFile.write(dformat+'\n')
-    vtkFile.write('DATASET '+dtype+'\n')
-    
-
-  def marc2vtkBatch(self):
-    for iori in range(1,63):
-      self.p.postname='indent_fric0.3_R2.70_cA146.0_h0.320_ori%03i_OST_h19d.t16'%(iori)
-      if os.path.exists(self.p.postname):
-        self.marc2vtk(mode='fast', batchMode=1)
-    
-  def marc2vtk(self, label=None, mode='fast', 
-               batchMode=0, 
-               incRange=None,
-               incStepMult=1.):
-    if batchMode==0:
-      try:
-        self.p
-      except:
-        self.p=MARC_POST()
-    ### ---- CHANGE dir/job/model to process here    
-    os.chdir('M:/nicu');  
-    jobname='ori001'
-    self.p.postname='indent_fric0.3_R0.25_cA90.0_h0.010_4320els_'+jobname+'.t16'
-    ### ----
-
-    self.p.opent16()  
-    self.p.t16info()
-
-    incMax=self.p.p.increments(); 
-    if incRange is None:
-      incStep=5
-      incRange=range(0,incMax+1,incStep)
-    self.vtkPath=os.getcwd()+'/vtk_%s/'%self.p.postname
-    if not os.path.exists(self.vtkPath):
-      os.mkdir(self.vtkPath)
-    for inc in incRange:
-        print('Increment: %i'%inc)
-        self.p.p.moveto(inc)
-        t=self.p.p.time
-        sys.stdout.write('inc:%i, time:%.3f\n'%(self.p.p.increment,t))
-        self.incStr='inc%03i'%(inc*incStepMult)
-        self.openFile(filename=self.vtkPath+self.p.postname[0:-4]+'_'+
-        self.incStr+'.vtk')
-        self.writeFirstLines(comment=self.p.postname,
-          dtype='UNSTRUCTURED_GRID')
-        self.p.writeNodes2VTK(fobj=self.f)
-        self.p.writeElements2VTK(fobj=self.f)
-        self.p.writeNodeScalars2VTK(fobj=self.f)
-        self.p.writeElementData2VTK(fobj=self.f)
-        # insert generation and writing of derived post values 
-        # *here*
-        
-        self.f.close()
-        print('Increment (self.p.p.increment): %i'%self.p.p.increment)
-        print('Data written.')
-    print(self.p.postname+' ready.')     
-            
-    
-  def scaleBar(self, length=1.0, posXYZ=[0., 0., 0.]):
-      self.fsb=open('micronbar_l%.1f.vtp'%length,'w+')
-      self.writeFirstLines(self.fsb, comment='micronbar')
-      pts=np.array([])
-      width=length*1.
-      height=length*1.
-      wVec=np.array([0., width, 0.])
-      lVec=np.array([length,0.,0.])
-      hVec=np.array([0.,0.,height])
-      posXYZ=posXYZ-0.5*wVec-0.5*lVec#-0.5*hVec # CENTERING Y/N
-      posXYZ=np.array(posXYZ)
-      pts=[posXYZ, posXYZ+lVec,
-      posXYZ+wVec,
-      posXYZ+wVec+lVec]
-      pts.extend([pts[0]+hVec,pts[1]+hVec,pts[2]+hVec,pts[3]+hVec])
-      print(len(pts), pts)
-      self.fsb.write('POINTS %i float\n'%len(pts))
-      for npts in range(0,len(pts)):
-        self.fsb.write('%f %f %f\n'%(pts[npts][0], pts[npts][1], pts[npts][2]))
-      if 1: #Triad
-        nCells=3
-        ptsPerCell=2 # Lines (Type=3)
-        cellSize=(ptsPerCell+1)*nCells    
-        self.fsb.write('CELLS %i %i\n'%(nCells,cellSize))
-        self.fsb.write('2 0 1\n')     #X-Line
-        self.fsb.write('2 0 2\n')     #Y-Line
-        self.fsb.write('2 0 4\n')     #Z-Line
-        self.fsb.write('CELL_TYPES %i\n'%(nCells))
-        self.fsb.write('3\n3\n3\n')#Line
-      else: # Cube, change posXYZ      
-        nCells=1
-        ptsPerCell=2 # Lines (Type=3)
-        cellSize=(ptsPerCell+1)*nCells    
-        self.fsb.write('CELLS %i %i\n'%(nCells,cellSize))
-        self.fsb.write('2 0 1\n')     #Line
-        self.fsb.write('CELL_TYPES %i\n'%(nCells))
-        self.fsb.write('3\n')#Line
-      
-      self.fsb.write('\n')
-      self.fsb.close()
-      print(self.fsb)
-
-  def example_unstructured(self):
-    self.openFile(filename='example_unstructured_grid.vtk')
-    self.f.write("""
-# vtk DataFile Version 2.0
-example_unstruct_grid
-ASCII
-    
-POINTS 12 float
-0 0 0
-1 0 0
-1 1 0
-0 1 0
-0 0 1
-1 0 1
-1 1 1
-0 1 1
-0 0 1.9
-1 0 1.9
-1 1 1.9
-0 1 1.9
-
-
-CELLS 2 18
-8   0 1 2 3 4 5 6 7
-8   4 5 6 
-7 8 9 10 11
-
-CELL_TYPES 2
-12
-12
-
-POINT_DATA 12
-SCALARS nodex float 1
-LOOKUP_TABLE default
-2.34E+12
-2.00
-0.00
-1.62
-5.03
-1.02
-1.50
-0.00
-3 5 6 23423423423423423423.23423423""")
-    self.f.close()
-
-
-
-  def writeNodes2VTK(self, fobj):
-      self.VTKcnt=200 # how many numbers per line in vtk file
-      fobj.write('POINTS %i'%self.p.nodes()+' float\n')
-      for iNd in self.nodes:
-        nd=self.p.node(iNd)
-        disp=self.p.node_displacement(iNd)
-        fobj.write('%f %f %f \n'%
-        (nd.x+disp[0], nd.y+disp[1], nd.z+disp[2]))
-      fobj.write('\n')  
-      print('Nodes written to VTK: %i'%self.p.nodes())
-      
-  def writeElements2VTK(self, fobj):
-      fobj.write('\nCELLS %i %i'%(self.p.elements(),self.p.elements()*9)+'\n')
-      for iEl in range(0,self.nel):
-        el=self.p.element(iEl)
-        fobj.write('8 ')
-        ndlist=el.items
-        for k in [0, 1, 2, 3, 4, 5, 6, 7]: # FOR CELL TYPE VTK_HEXAHEDRON
-         fobj.write('%6i '%(ndlist[k]-1))
-        fobj.write('\n')
-      fobj.write('\nCELL_TYPES %i'%self.p.elements()+'\n')
-      cnt=0
-      for iEl in range(0,self.nel):
-        cnt=cnt+1
-        fobj.write('12 ') #VTK_HEXAHEDRON
-        if cnt>self.VTKcnt:
-          fobj.write('\n');cnt=0
-      fobj.write('\n')    
-      print('Elements written to VTK: %i'%self.p.elements())
-      
-  def writeElScalars2NodesVTK(self,fobj):
-      fobj.write('\nPOINT_DATA %i\n'%self.p.nodes())
-      nScal=12
-      nComponents=1+nScal
-      fobj.write('SCALARS scalars float %i\n'%nComponents)
-      fobj.write('LOOKUP_TABLE default\n')  
-      idxScal=self.nscal_list.index('Displacement Z')    
-      for iNd in self.nodes:
-        fobj.write('%f '%(self.p.node_scalar(iNd,idxScal)))
-        for iEl in range(0,self.nel):
-          el=self.p.element(iEl)
-          ndlist=el.items
-          if (iNd+1) in ndlist:
-            idx=ndlist.index(iNd+1)
-            for iV in range(0,nScal):
-              elData=self.p.element_scalar(iEl,35+iV)
-              fobj.write('%f '%(elData[idx].value))
-            break
-        fobj.write('\n')  
-      fobj.write('\n')  
-
-  def writeNodeScalars2VTK(self,fobj):
-      fobj.write('\nPOINT_DATA %i\n'%self.p.nodes())
-      for idxNdScal in range(-3,self.nscals): # include node x,y,z
-        if idxNdScal>=0:
-          datalabel=self.nscal_list[idxNdScal]
-          datalabel=re.sub("\s",'_',datalabel)
-        else:
-          if idxNdScal==-3: datalabel='node.x'  
-          if idxNdScal==-2: datalabel='node.y'
-          if idxNdScal==-1: datalabel='node.z'
-        fobj.write('SCALARS %s float %i\n'%(datalabel,1))#nComponents))
-        fobj.write('LOOKUP_TABLE default\n')  
-        cnt=0
-        for iNd in range(0,self.nnodes):
-          cnt=cnt+1
-          if idxNdScal>=0:
-            ndData=self.p.node_scalar(iNd,idxNdScal)
-          else:
-             nd=self.p.node(iNd)
-             if idxNdScal==-3: ndData=nd.x
-             if idxNdScal==-2: ndData=nd.y
-             if idxNdScal==-1: ndData=nd.z
-          fobj.write('%E '%(ndData))
-          if cnt>self.VTKcnt:
-            fobj.write('\n')
-            cnt=0
-        fobj.write('\n')              
-      fobj.write('\n')
-        
-  def writeElementData2VTK(self,fobj):
-      fobj.write('\nCELL_DATA %i\n'%self.p.elements())
-      for idxElScal in range(0,self.elscals):
-        datalabel=self.elscal_list[idxElScal]
-        datalabel=re.sub("\s",'_',datalabel)
-        fobj.write('\n\nSCALARS %s float %i\n'%(datalabel,1))#nComponents))
-        fobj.write('LOOKUP_TABLE default\n')  
-        cnt=0
-        for iEl in range(0,self.nel):
-          cnt=cnt+1
-          elData=self.p.element_scalar(iEl,idxElScal)
-          avgScal=0.0
-          if datalabel in ['phi1', 'PHI','phi2']:
-            avgScal=avgScal+elData[0].value
-          else:
-            for IP in range(0,8):
-              avgScal=avgScal+elData[IP].value
-            avgScal=avgScal/8.
-          fobj.write('%E '%(avgScal))
-          if cnt>self.VTKcnt:
-            fobj.write('\n')
-            cnt=0
-      fobj.write('\n')
-      
-      
-  def example1(self):
-    self.openFile()
-    self.writeFirstLines()
-    self.f.write("""DATASET POLYDATA
-POINTS 8 float
-0.0 0.0 0.0
-1.0 0.0 0.0
-1.0 1.0 0.0
-0.0 1.0 0.0
-0.0 0.0 1.0
-1.0 0.0 1.0
-1.0 1.0 1.0
-0.0 1.0 1.0
-POLYGONS 6 30
-4 0 1 2 3
-4 4 5 6 7
-4 0 1 5 4
-4 2 3 7 6
-4 0 4 7 3
-4 1 2 6 5
-
-CELL_DATA 6
-SCALARS cell_scalars int 1
-LOOKUP_TABLE default
-0
-1
-2
-3
-4
-5
-NORMALS cell_normals float
-0 0 -1
-0 0 1
-0 -1 0
-0 1 0
--1 0 0
-1 0 0
-FIELD FieldData 2
-cellIds 1 6 int
-0 1 2 3 4 5
-faceAttributes 2 6 float
-0.0 1.0 1.0 2.0 2.0 3.0 3.0 4.0 4.0 5.0 5.0 6.0
-
-POINT_DATA 8
-SCALARS sample_scalars float 1
-LOOKUP_TABLE my_table
-0.0
-1.0
-2.0
-3.0
-4.0
-5.0
-6.0
-7.0
-LOOKUP_TABLE my_table 8
-0.0 0.0 0.0 1.0
-1.0 0.0 0.0 1.0
-0.0 1.0 0.0 1.0
-1.0 1.0 0.0 1.0
-0.0 0.0 1.0 1.0
-1.0 0.0 1.0 1.0
-0.0 1.0 1.0 1.0
-1.0 1.0 1.0 1.0""")
-    self.f.close()
-
-    
-import pyvtk
-class marc_to_vtk():
-    """
-    Anybody wants to implement it with pyvtk?
-    
-    The advantage would be that pyvtk can also wirte the 
-    <xml>-VTK format and binary. 
-    These can be plotted with mayavi.
-    """   
-
-    def __init__(self):
-      self.p=[]#MARC_POST() # self.p
-
-    def run(self):      
-      vtk = pyvtk.VtkData(\
-          pyvtk.UnstructuredGrid(self.p.points,
-                         hexahedron=self.p.cells),
-          'm2v output')               
-      vtk.tofile('m2v_file')
-
diff --git a/python/damask/solver/abaqus.py b/python/damask/solver/abaqus.py
index 693ec1360..4c5f820d7 100644
--- a/python/damask/solver/abaqus.py
+++ b/python/damask/solver/abaqus.py
@@ -5,30 +5,32 @@ import damask
 
 
 class Abaqus(Solver):
-  """Wrapper to run DAMASK with Abaqus."""
+    """Wrapper to run DAMASK with Abaqus."""
 
-  def __init__(self,version=int(damask.Environment().options['ABAQUS_VERSION'])):
-    """
-    Create a Abaqus solver object.
+    def __init__(self,version=damask.Environment().options['ABAQUS_VERSION']):
+        """
+        Create a Abaqus solver object.
     
-    Parameters
-    ----------
-    version : integer
-        Abaqus version
+        Parameters
+        ----------
+        version : integer
+            Abaqus version
 
-    """
-    self.solver  ='Abaqus'
-    self.version = int(version)
+        """
+        self.solver  = 'Abaqus'
+        try:
+            self.version = int(version)
+        except TypeError:
+            self.version = -1
 
-  def return_run_command(self,model):
-    env=damask.Environment()
-    try:
-      cmd='abq'+self.version
-      subprocess.check_output([cmd,'information=release'])
-    except OSError:                                                                                 # link to abqXXX not existing
-      cmd='abaqus'
-      process = subprocess.Popen(['abaqus','information=release'],stdout = subprocess.PIPE,stderr = subprocess.PIPE)
-      detectedVersion = int(process.stdout.readlines()[1].split()[1].decode('utf-8'))
-      if self.version != detectedVersion:
-        raise Exception('found Abaqus version {}, but requested {}'.format(detectedVersion,self.version))
-    return '{} -job {} -user {}/src/DAMASK_abaqus interactive'.format(cmd,model,env.rootDir())
+    def return_run_command(self,model):
+        try:
+            cmd = 'abq{}'.format(self.version)
+            subprocess.check_output([cmd,'information=release'])
+        except OSError:                                                                             # link to abqXXX not existing
+            cmd = 'abaqus'
+            process = subprocess.Popen([cmd,'information=release'],stdout = subprocess.PIPE,stderr = subprocess.PIPE)
+            detectedVersion = int(process.stdout.readlines()[1].split()[1].decode('utf-8'))
+            if self.version not in [detectedVersion,-1]:
+                raise Exception('found Abaqus version {}, but requested {}'.format(detectedVersion,self.version))
+        return '{} -job {} -user {}/src/DAMASK_abaqus interactive'.format(cmd,model,damask.Environment().rootDir())
diff --git a/python/damask/solver/marc.py b/python/damask/solver/marc.py
index 971b2226b..f7dda9c37 100644
--- a/python/damask/solver/marc.py
+++ b/python/damask/solver/marc.py
@@ -1,89 +1,91 @@
 import os
 import subprocess
 import shlex
+import string
 
 from .solver import Solver
 import damask
 
 class Marc(Solver):
-  """Wrapper to run DAMASK with MSCMarc."""
+    """Wrapper to run DAMASK with MSCMarc."""
 
-  def __init__(self,version=damask.Environment().options['MARC_VERSION']):
-    """
-    Create a Marc solver object.
+    def __init__(self,version=damask.Environment().options['MARC_VERSION']):
+        """
+        Create a Marc solver object.
     
-    Parameters
-    ----------
-    version : float
-        Marc version
+        Parameters
+        ----------
+        version : float
+            Marc version
 
-    """
-    self.solver  ='Marc'
-    self.version = damask.environment.Environment().options['MARC_VERSION']
+        """
+        self.solver  = 'Marc'
+        try:
+            self.version = int(version)
+        except TypeError:
+            self.version = -1
 
 
 #--------------------------
-  def libraryPath(self):
+    def libraryPath(self):
 
-    path_MSC = damask.environment.Environment().options['MSC_ROOT']   
-    path_lib = '{}/mentat{}/shlib/linux64'.format(path_MSC,self.version)
+        path_MSC = damask.Environment().options['MSC_ROOT']   
+        path_lib = '{}/mentat{}/shlib/linux64'.format(path_MSC,self.version)
 
-    return path_lib if os.path.exists(path_lib) else ''
+        return path_lib if os.path.exists(path_lib) else ''
 
 
 #--------------------------
-  def toolsPath(self):
+    def toolsPath(self):
 
-    path_MSC   = damask.environment.Environment().options['MSC_ROOT']
-    path_tools = '{}/marc{}/tools'.format(path_MSC,self.version)
+        path_MSC   = damask.Environment().options['MSC_ROOT']
+        path_tools = '{}/marc{}/tools'.format(path_MSC,self.version)
 
-    return path_tools if os.path.exists(path_tools) else ''
+        return path_tools if os.path.exists(path_tools) else ''
 
 
 #--------------------------
-  def submit_job(self,
-                 model,
-                 job          = 'job1',
-                 logfile      = False,
-                 compile      = False,
-                 optimization ='',
-                ):
+    def submit_job(self,
+                   model,
+                   job          = 'job1',
+                   logfile      = False,
+                   compile      = False,
+                   optimization = '',
+                  ):
 
 
-    damaskEnv = damask.environment.Environment()
+        damaskEnv = damask.Environment()
    
-    user = os.path.join(damaskEnv.relPath('src'),'DAMASK_marc{}.{}'.format(self.version,'f90' if compile else 'marc'))
-    if not os.path.isfile(user):
-      raise FileNotFoundError("DAMASK4Marc ({}) '{}' not found".format(('source' if compile else 'binary'),user))
+        user = os.path.join(damaskEnv.relPath('src'),'DAMASK_marc{}.{}'.format(self.version,'f90' if compile else 'marc'))
+        if not os.path.isfile(user):
+            raise FileNotFoundError("DAMASK4Marc ({}) '{}' not found".format(('source' if compile else 'binary'),user))
 
-    # Define options [see Marc Installation and Operation Guide, pp 23]
-    script = 'run_damask_{}mp'.format(optimization)
+        # Define options [see Marc Installation and Operation Guide, pp 23]
+        script = 'run_damask_{}mp'.format(optimization)
     
-    cmd = os.path.join(self.toolsPath(),script) + \
-          ' -jid ' + model + '_' + job + \
-          ' -nprocd 1  -autorst 0 -ci n  -cr n  -dcoup 0 -b no -v no'
+        cmd = os.path.join(self.toolsPath(),script) + \
+              ' -jid ' + model + '_' + job + \
+              ' -nprocd 1  -autorst 0 -ci n  -cr n  -dcoup 0 -b no -v no'
 
-    if compile: cmd += ' -u ' + user + ' -save y'
-    else:       cmd += ' -prog ' + os.path.splitext(user)[0]
+        if compile: cmd += ' -u ' + user + ' -save y'
+        else:       cmd += ' -prog ' + os.path.splitext(user)[0]
 
-    print('job submission with{} compilation: {}'.format('' if compile else 'out',user))
-    if logfile: log = open(logfile, 'w')
-    print(cmd)
-    process = subprocess.Popen(shlex.split(cmd),stdout = log,stderr = subprocess.STDOUT)
-    log.close()
-    process.wait()
+        print('job submission {} compilation: {}'.format('with' if compile else 'without',user))
+        if logfile: log = open(logfile, 'w')
+        print(cmd)
+        process = subprocess.Popen(shlex.split(cmd),stdout = log,stderr = subprocess.STDOUT)
+        log.close()
+        process.wait()
       
 #--------------------------
-  def exit_number_from_outFile(self,outFile=None):
-    import string
-    exitnumber = -1
-    fid_out = open(outFile,'r')
-    for line in fid_out:
-      if (string.find(line,'tress iteration') != -1):
-        print(line)
-      elif (string.find(line,'Exit number')   != -1):
-        substr = line[string.find(line,'Exit number'):len(line)]
-        exitnumber = int(substr[12:16])
+    def exit_number_from_outFile(self,outFile=None):
+        exitnumber = -1
+        with open(outFile,'r') as fid_out:
+            for line in fid_out:
+                if (string.find(line,'tress iteration') != -1):
+                    print(line)
+                elif (string.find(line,'Exit number')   != -1):
+                    substr = line[string.find(line,'Exit number'):len(line)]
+                    exitnumber = int(substr[12:16])
 
-    fid_out.close()
-    return exitnumber
+        return exitnumber
diff --git a/python/setup.py b/python/setup.py
index def343ec1..a1b5ea166 100644
--- a/python/setup.py
+++ b/python/setup.py
@@ -1,8 +1,9 @@
 import setuptools
 import os
+import re
 
 with open(os.path.join(os.path.dirname(__file__),'damask/VERSION')) as f:
-  version = f.readline()[1:-1]
+  version = re.sub(r'(-([^-]*)).*$',r'.\2',re.sub(r'^v(\d+\.\d+(\.\d+)?)',r'\1',f.readline().strip()))
 
 setuptools.setup(
     name="damask",
@@ -18,12 +19,13 @@ setuptools.setup(
         "pandas",
         "scipy",
         "h5py",
-        "vtk"
+        "vtk",
     ],
-    license = 'GPL3',
     classifiers = [
+        "Intended Audience :: Science/Research",
+        "Topic :: Scientific/Engineering",
         "Programming Language :: Python :: 3",
-        "License :: OSI Approved :: GPL3",
+        "License :: OSI Approved :: GNU General Public License v3 or later (GPLv3+)",
         "Operating System :: OS Independent",
     ],
 )
diff --git a/python/tests/conftest.py b/python/tests/conftest.py
index a0504c499..411c07a8c 100644
--- a/python/tests/conftest.py
+++ b/python/tests/conftest.py
@@ -2,8 +2,6 @@ import os
 
 import pytest
 
-import damask
-
 def pytest_addoption(parser):
     parser.addoption("--update",
                      action="store_true",
@@ -17,5 +15,4 @@ def update(request):
 @pytest.fixture
 def reference_dir_base():
     """Directory containing reference results."""
-    env = damask.Environment()
-    return os.path.join(env.rootDir(),'python','tests','reference')
+    return os.path.join(os.path.dirname(__file__),'reference')