Fix option promises include empty file

ae9f451f · Jondy Zhao · 76ffed4e · ae9f451f
Commit ae9f451f authored Jul 11, 2013 by Jondy Zhao
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slapos/recipe/cmmi/__init__.py slapos/recipe/cmmi/__init__.py +2 -2

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--- a/slapos/recipe/cmmi/__init__.py
+++ b/slapos/recipe/cmmi/__init__.py
@@ -185,7 +185,7 @@ class Recipe(object):
    def check_promises(self, log=None):
        result = True
        log = logging.getLogger(self.name)
-        for path in self.options['promises'].splitlines():
+        for path in filter(None, self.options['promises'].splitlines()):
            if not os.path.exists(path):
                result = False
                log.warning('could not find promise "%s"' % path)