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-rw-r--r--lib/ansible/plugins/lookup/nested.py51
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diff --git a/lib/ansible/plugins/lookup/nested.py b/lib/ansible/plugins/lookup/nested.py
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+# (c) 2012, Michael DeHaan <michael.dehaan@gmail.com>
+#
+# This file is part of Ansible
+#
+# Ansible 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.
+#
+# Ansible 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 Ansible. If not, see <http://www.gnu.org/licenses/>.
+from __future__ import (absolute_import, division, print_function)
+__metaclass__ = type
+
+from ansible.errors import AnsibleError
+from ansible.plugins.lookup import LookupBase
+from ansible.utils.listify import listify_lookup_plugin_terms
+
+class LookupModule(LookupBase):
+
+ def __lookup_variabless(self, terms, variables):
+ results = []
+ for x in terms:
+ intermediate = listify_lookup_plugin_terms(x, variables, loader=self._loader)
+ results.append(intermediate)
+ return results
+
+ def run(self, terms, variables=None, **kwargs):
+
+ terms = self.__lookup_variabless(terms, variables)
+
+ my_list = terms[:]
+ my_list.reverse()
+ result = []
+ if len(my_list) == 0:
+ raise AnsibleError("with_nested requires at least one element in the nested list")
+ result = my_list.pop()
+ while len(my_list) > 0:
+ result2 = self._combine(result, my_list.pop())
+ result = result2
+ new_result = []
+ for x in result:
+ new_result.append(self._flatten(x))
+ return new_result
+
+