parse.ast: avoid code duplication for inherit

(Bitbake rev: 0b11a3d4eab84b372fd45b9537cf0327008daf8d)

Signed-off-by: Chris Larson <chris_larson@mentor.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

bitbake/lib/bb/process.py

@@ -84,17 +84,13 @@ def _logged_communicate(pipe, log, input):
                 log.write(data)
     return ''.join(outdata), ''.join(errdata)
 
-def run(cmd, input=None, **options):
+def run(cmd, input=None, log=None, **options):
     """Convenience function to run a command and return its output, raising an
     exception when the command fails"""
 
     if isinstance(cmd, basestring) and not "shell" in options:
         options["shell"] = True
 
-    log = options.get('log')
-    if 'log' in options:
-        del options['log']
-
     try:
         pipe = Popen(cmd, **options)
     except OSError, exc: