Merge 9bcaca4 into 77e549a

src/python/pants/backend/core/tasks/what_changed.py

@@ -147,10 +147,6 @@ def change_calculator(cls, options, address_mapper, build_graph, scm=None, works
 
 
 class WhatChanged(ConsoleTask, ChangedFileTaskMixin):
-  def __init__(self, *args, **kwargs):
-    super(WhatChanged, self).__init__(*args, **kwargs)
-    self._spec_excludes = self.context.options.for_global_scope().spec_excludes
-
   """Emits the targets that have been modified since a given commit."""
   @classmethod
   def register_options(cls, register):
@@ -160,12 +156,13 @@ def register_options(cls, register):
              help='Show changed files instead of the targets that own them.')
 
   def console_output(self, _):
+    spec_excludes = self.context.options.for_global_scope().spec_excludes
     change_calculator = self.change_calculator(self.get_options(),
                                                self.context.address_mapper,
                                                self.context.build_graph,
                                                scm=self.context.scm,
                                                workspace=self.context.workspace,
-                                               spec_excludes=self._spec_excludes)
+                                               spec_excludes=spec_excludes)
     if self.get_options().files:
       for f in sorted(change_calculator.changed_files()):
         yield f

src/python/pants/cache/cache_setup.py

@@ -67,8 +67,9 @@ def create_artifact_cache(log, artifact_root, spec, task_name, compression,
   """
   if not spec:
     raise EmptyCacheSpecError()
-  if not isinstance(compression, (int, long)):
-    raise ValueError('compression value must be an integer: {comp}'.format(comp=compression))
+  if not compression in range(10):
+    raise ValueError('compression value must be an integer between 0 and 9 inclusive: {com}'.format(
+      com=compression))
 
   def recurse(new_spec, new_local=local):
     return create_artifact_cache(log=log, artifact_root=artifact_root, spec=new_spec,