Jinja plugin (for use with Ansible) to run re.escape against input

regexp_escape.py

# (c) 2018, [email protected]
#
# This is free software: you can redistribute it and/or modify
# it under the terms of the MIT license.
#
# This software 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
# MIT License for more details.
#
# You should have received a copy of the MIT.
# If not, see <http://opensource.org/licenses/MIT>.

# Usage:
#   {{ "The (quick) brown fox jump$" | regexp_escape }}
#   # => "The \(quick\) brown fox jump\$"

from re import escape

def regexp_escape(collection):
    '''
    applies re.escape to collection
    '''
    if isinstance(collection, basestring):
      return escape(collection)
    elif item in collection:
      return [escape(i) for i in collection]

class FilterModule(object):
    def filters(self):
        return {
            'regexp_escape': regexp_escape
        }