less error prone

processing/pre/geom_check.py

@@ -22,8 +22,6 @@ Writes vtk file for visualization.
 """, version = scriptID)
 
 (options, filenames) = parser.parse_args()
-
-
 if filenames == []: filenames = [None]
 
 for name in filenames:
@@ -33,7 +31,7 @@ for name in filenames:
 
     damask.util.croak(geom)
 
-  if name is None:
+    if name:
-    sys.stdout.write(geom.to_vtk())
-  else:
         geom.to_vtk(os.path.splitext(name)[0])
+    else:
+        sys.stdout.write(geom.to_vtk())

processing/pre/seeds_check.py

@@ -0,0 +1,39 @@
+#!/usr/bin/env python3
+
+import os
+import sys
+from io import StringIO
+from optparse import OptionParser
+
+import damask
+
+
+scriptName = os.path.splitext(os.path.basename(__file__))[0]
+scriptID   = ' '.join([scriptName,damask.version])
+
+
+#--------------------------------------------------------------------------------------------------
+#                                MAIN
+#--------------------------------------------------------------------------------------------------
+
+parser = OptionParser(option_class=damask.extendableOption, usage='%prog [seedfile(s)]', description = """
+Writes vtk file for visualization.
+
+""", version = scriptID)
+
+(options, filenames) = parser.parse_args()
+if filenames == []: filenames = [None]
+
+for name in filenames:
+    damask.util.report(scriptName,name)
+
+    seeds = damask.Table.from_ASCII(StringIO(''.join(sys.stdin.read())) if name is None else name)
+    v = damask.VTK.from_polyData(seeds.get('pos'))
+    for label in seeds.shapes.keys():
+        if label == 'pos': pass
+        v.add(seeds.get(label),label)
+
+    if name:
+        v.write(os.path.splitext(name)[0])
+    else:
+        sys.stdout.write(v.__repr__())

processing/pre/seeds_check.sh

@@ -1,11 +0,0 @@
-#!/usr/bin/env bash
-
-for seeds in "$@"
-do
-  vtk_pointCloud $seeds
-
-  vtk_addPointCloudData $seeds \
-    --data microstructure,weight \
-    --vtk ${seeds%.*}.vtp \
-    
-done

python/damask/ktv.py

@@ -177,8 +177,8 @@ class VTK:
 
         default_ext = writer.GetDefaultFileExtension()
         name, ext = os.path.splitext(fname)
-        if ext and ext != default_ext:
+        if ext and ext != '.'+default_ext:
-            raise ValueError('Given extension {} is not {}'.format(ext,default_ext))
+            raise ValueError('Given extension {} is not .{}'.format(ext,default_ext))
         writer.SetFileName('{}.{}'.format(name,default_ext))
         writer.SetCompressorTypeToZLib()
         writer.SetDataModeToBinary()
@@ -196,15 +196,17 @@ class VTK:
 
         if   isinstance(data,np.ndarray):
             d = np_to_vtk(num_array=data.reshape(data.shape[0],-1),deep=True)
+            if not label:
+                raise ValueError('No label defined for numpy.ndarray')
             d.SetName(label)
             if   data.shape[0] == N_cells:
                 self.geom.GetCellData().AddArray(d)
             elif data.shape[0] == N_points:
                 self.geom.GetPointData().AddArray(d)
         elif isinstance(data,pd.DataFrame):
-            raise NotImplementedError
+            raise NotImplementedError('pd.DataFrame')
         elif isinstance(data,Table):
-            raise NotImplementedError
+            raise NotImplementedError('damask.Table')
         else:
             raise TypeError