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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def parse_keypair_lines(content, delim='|', kv_sep='='):
 """ Parses a set of entities, where each entity is a set of key-value pairs contained all on one line. Each entity is parsed into a dictionary and added to the list returned from this function. """

    r = []
    if content:
        for row in [line for line in content if line]:
            item_dict = {}
            for item in row.split(delim):
                key, value = [i.strip("'\"").strip() for i in item.strip().split(kv_sep)]
                item_dict[key] = value
            r.append(item_dict)
    return r