code: def replace(input, **params):
      
      PARAM_REPLACE_LIST = 'replace'
      REPLACE_FIELD = 'field'
      REPLACE_FIND_VALUE = 'value.to_find'
      REPLACE_WITH_VALUE = 'value.replace_with'
  
      replace_list = params.get(PARAM_REPLACE_LIST)
      for row in input:
          for replace in replace_list:
              if row[replace[REPLACE_FIELD]] == replace[REPLACE_FIND_VALUE]:
                  row[replace[REPLACE_FIELD]] = replace[REPLACE_WITH_VALUE]
      return input
docs: Replaces field value
      :param input:
      :param params:
      :return: