bugfix for ConfigMaterial

don't use mutable variables in python initializers, they get updated

python/damask/_configmaterial.py

@@ -18,21 +18,19 @@ class ConfigMaterial(Config):
     stored as 'material.yaml'.
     """
 
-    _defaults = {'material': [],
-                 'homogenization': {},
-                 'phase': {}}
 
-    def __init__(self,d=_defaults):
+    def __init__(self,d=None):
         """
         New material configuration.
 
         Parameters
         ----------
         d : dictionary, optional
-            Initial content. Defaults to empty material, homogenization, and phase entries.
+            Initial content. Defaults to None, in which case empty entries for
+            material, homogenization, and phase are created.
 
         """
-        super().__init__(d)
+        super().__init__({'material': [], 'homogenization': {}, 'phase': {}} if d is None else d)
 
 
     def save(self,fname='material.yaml',**kwargs):

python/damask/_rotation.py

@@ -29,16 +29,26 @@ class Rotation:
 
     Examples
     --------
-    Rotate vector "a" (defined in coordinate system "A") to
-    coordinates "b" expressed in system "B":
+    Rotate vector 'a' (defined in coordinate system 'A') to
+    coordinates 'b' expressed in system 'B':
 
-    - b = Q @ a
-    - b = np.dot(Q.as_matrix(),a)
+    >>> import damask
+    >>> import numpy as np
+    >>> Q = damask.Rotation.from_random()
+    >>> a = np.random.rand(3)
+    >>> b = R @ a
+    >>> np.allclose(np.dot(Q.as_matrix(),a),b)
+    True
 
     Compound rotations R1 (first) and R2 (second):
 
-    - R = R2 * R1
-    - R = Rotation.from_matrix(np.dot(R2.as_matrix(),R1.as_matrix())
+    >>> import damask
+    >>> import numpy as np
+    >>> R1 = damask.Rotation.from_random()
+    >>> R2 = damask.Rotation.from_random()
+    >>> R = R2 * R1
+    >>> np.allclose(R.as_matrix(), np.dot(R2.as_matrix(),R1.as_matrix()))
+    True
 
     References
     ----------

python/damask/_table.py

@@ -126,13 +126,14 @@ class Table:
         Load from ang file.
 
         A valid TSL ang file needs to contains the following columns:
-        * Euler angles (Bunge notation) in radians, 3 floats, label 'eu'.
-        * Spatial position in meters, 2 floats, label 'pos'.
-        * Image quality, 1 float, label 'IQ'.
-        * Confidence index, 1 float, label 'CI'.
-        * Phase ID, 1 int, label 'ID'.
-        * SEM signal, 1 float, label 'intensity'.
-        * Fit, 1 float, label 'fit'.
+
+        - Euler angles (Bunge notation) in radians, 3 floats, label 'eu'.
+        - Spatial position in meters, 2 floats, label 'pos'.
+        - Image quality, 1 float, label 'IQ'.
+        - Confidence index, 1 float, label 'CI'.
+        - Phase ID, 1 int, label 'ID'.
+        - SEM signal, 1 float, label 'intensity'.
+        - Fit, 1 float, label 'fit'.
 
         Parameters
         ----------