Remove set_angles_from_list, set_angles_from, set_qs_from_range and add news

Author: bobleesj

news/rm-range-methods.rst

@@ -0,0 +1,23 @@
+**Added:**
+
+* <news item>
+
+**Changed:**
+
+* <news item>
+
+**Deprecated:**
+
+* <news item>
+
+**Removed:**
+
+* `set_angles_from_list`, `set_angles_from`, `set_qs_from_range` methods in `DiffractionObject`
+
+**Fixed:**
+
+* <news item>
+
+**Security:**
+
+* <news item>

src/diffpy/utils/diffraction_objects.py

@@ -215,73 +215,6 @@ def id(self):
     def id(self, _):
         raise AttributeError(_setter_wmsg("id"))
 
-    def set_angles_from_list(self, angles_list):
-        self.angles = angles_list
-        self.n_steps = len(angles_list) - 1.0
-        self.begin_angle = self.angles[0]
-        self.end_angle = self.angles[-1]
-
-    def set_qs_from_range(self, begin_q, end_q, step_size=None, n_steps=None):
-        """
-        create an array of linear spaced Q-values
-
-        Parameters
-        ----------
-        begin_q float
-          the beginning angle
-        end_q float
-          the ending angle
-        step_size float
-          the size of the step between points.  Only specify step_size or n_steps, not both
-        n_steps integer
-          the number of steps.  Odd numbers are preferred. Only specify step_size or n_steps, not both
-
-        Returns
-        -------
-        Sets self.qs
-        self.qs array of floats
-          the q values in the independent array
-
-        """
-        self.qs = self._set_array_from_range(begin_q, end_q, step_size=step_size, n_steps=n_steps)
-
-    def set_angles_from_range(self, begin_angle, end_angle, step_size=None, n_steps=None):
-        """
-        create an array of linear spaced angle-values
-
-        Parameters
-        ----------
-        begin_angle float
-          the beginning angle
-        end_angle float
-          the ending angle
-        step_size float
-          the size of the step between points.  Only specify step_size or n_steps, not both
-        n_steps integer
-          the number of steps.  Odd numbers are preferred. Only specify step_size or n_steps, not both
-
-        Returns
-        -------
-        Sets self.angles
-        self.angles array of floats
-          the q values in the independent array
-
-        """
-        self.angles = self._set_array_from_range(begin_angle, end_angle, step_size=step_size, n_steps=n_steps)
-
-    def _set_array_from_range(self, begin, end, step_size=None, n_steps=None):
-        if step_size is not None and n_steps is not None:
-            print(
-                "WARNING: both step_size and n_steps have been given.  n_steps will be used and step_size will be "
-                "reset."
-            )
-            array = np.linspace(begin, end, n_steps)
-        elif step_size is not None:
-            array = np.arange(begin, end, step_size)
-        elif n_steps is not None:
-            array = np.linspace(begin, end, n_steps)
-        return array
-
     def get_array_index(self, value, xtype=None):
         """
         Return the index of the closest value in the array associated with the specified xtype.