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# (c) 2012, Michael DeHaan <michael.dehaan@gmail.com>
# (c) 2017 Ansible Project
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
from __future__ import annotations
DOCUMENTATION = """
name: indexed_items
author: Michael DeHaan
version_added: "1.3"
short_description: rewrites lists to return 'indexed items'
description:
- use this lookup if you want to loop over an array and also get the numeric index of where you are in the array as you go
- any list given will be transformed with each resulting element having the it's previous position in item.0 and its value in item.1
options:
_terms:
description: list of items
required: True
"""
EXAMPLES = """
- name: indexed loop demo
ansible.builtin.debug:
msg: "at array position {{ item.0 }} there is a value {{ item.1 }}"
with_indexed_items:
- "{{ some_list }}"
"""
RETURN = """
_raw:
description:
- list with each item.0 giving you the position and item.1 the value
type: list
elements: list
"""
from ansible.plugins.lookup import LookupBase
class LookupModule(LookupBase):
def run(self, terms, variables=None, **kwargs):
items = self._flatten(terms)
return list(zip(range(len(items)), items))
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