mirror of
https://github.com/ansible-collections/community.general.git
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9642a15d34
* Add counter filter * move counter filter doc to existing chapter * Use existing typerror exception from Counter * Match counter filter example task name and output
36 lines
1.1 KiB
Python
36 lines
1.1 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright (c) 2021, Remy Keil <remy.keil@gmail.com>
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# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
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from __future__ import (absolute_import, division, print_function)
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__metaclass__ = type
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from ansible.errors import AnsibleFilterError
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from ansible.module_utils.common._collections_compat import Sequence
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from collections import Counter
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def counter(sequence):
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''' Count elements in a sequence. Returns dict with count result. '''
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if not isinstance(sequence, Sequence):
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raise AnsibleFilterError('Argument for community.general.counter must be a sequence (string or list). %s is %s' %
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(sequence, type(sequence)))
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try:
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result = dict(Counter(sequence))
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except TypeError as e:
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raise AnsibleFilterError(
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"community.general.counter needs a sequence with hashable elements (int, float or str) - %s" % (e)
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)
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return result
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class FilterModule(object):
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''' Ansible counter jinja2 filters '''
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def filters(self):
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filters = {
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'counter': counter,
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}
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return filters
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