Ignore directory entries that begin with dot('.').

cdist/core/util.py

@@ -0,0 +1,33 @@
+# -*- coding: utf-8 -*-
+#
+# 2017 Darko Poljak (darko.poljak at gmail.com)
+#
+# This file is part of cdist.
+#
+# cdist is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# cdist is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with cdist. If not, see <http://www.gnu.org/licenses/>.
+#
+#
+
+import os
+
+
+def listdir(path='.', include_dot=False):
+    """os.listdir but do not include entries whose names begin with a dot('.')
+       if include_dot is False.
+    """
+    return [x for x in os.listdir(path) if include_dot or not _ishidden(x)]
+
+
+def _ishidden(path):
+    return path[0] in ('.', b'.'[0])