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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 list_meta_fields():
    '''
    Show all meta data fields for this company.

    CLI Example:

        salt myminion bamboohr.list_meta_fields
    '''
    ret = {}
    status, result = _query(action='meta', command='fields')
    root = ET.fromstring(result)
    fields = root.getchildren()
    for field in fields:
        field_id = None
        field_ret = {'name': field.text}
        for item in field.items():
            field_ret[item[0]] = item[1]
            if item[0] == 'id':
                field_id = item[1]
        ret[field_id] = field_ret
    return ret