add note to CHANGELOG

and neaten the loops slightly see #284

Author: jcupitt

CHANGELOG.rst

@@ -12,6 +12,7 @@
 * don't generate docs for deprecated arguments [jcupitt]
 * buffer save tries with the target API first [jcupitt]
 * add hyperbolic functions `sinh`, `cosh`, `tanh`, `asinh`, `acosh`, `atanh`
+* add `values_for_flag` [kleisauke]
 
 ## Version 2.1.15 (27 Dec 2020)
 

pyvips/base.py

@@ -120,28 +120,18 @@ def values_for_enum(gtype):
  g_type_class = gobject_lib.g_type_class_ref(gtype)
  g_enum_class = ffi.cast('GEnumClass *', g_type_class)
 
- values = []
-
  # -1 since we always have a "last" member.
- for i in range(0, g_enum_class.n_values - 1):
- value = _to_string(g_enum_class.values[i].value_nick)
- values.append(value)
-
- return values
+ return [_to_string(g_enum_class.values[i].value_nick)
+ for i range(g_enum_class.n_values - 1))]
 
 def values_for_flag(gtype):
  """Get all values for a flag (gtype)."""
 
  g_type_class = gobject_lib.g_type_class_ref(gtype)
  g_flags_class = ffi.cast('GFlagsClass *', g_type_class)
 
- values = []
-
- for i in range(0, g_flags_class.n_values):
- value = _to_string(g_flags_class.values[i].value_nick)
- values.append(value)
-
- return values
+ return [_to_string(g_flags_class.values[i].value_nick)
+ for i in range(0, g_flags_class.n_values)]
 
 __all__ = [
  'leak_set',