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How to use _replace_param_fixed_length method in toolium

Best Python code snippet using toolium_python

dataset.py

Source:dataset.py

...82        return param83    # Replacements that imply a specific data type and do not admit further transformations84    new_param, param_replaced = _replace_param_type(param)85    if not param_replaced:86        new_param, param_replaced = _replace_param_fixed_length(new_param)87    if not param_replaced:88        # Replacements that return new strings that can be transformed later89        new_param, _ = _replace_param_replacement(new_param, language)90        # String transformations that do not allow type inference91        new_param, param_replaced = _replace_param_transform_string(new_param)92        if not param_replaced and infer_param_type:93            # Type inference94            new_param = _infer_param_type(new_param)95    if param != new_param:96        if type(new_param) == str:97            logger.debug(f'Replaced param from "{param}" to "{new_param}"')98        else:99            logger.debug(f'Replaced param from "{param}" to {new_param}')100    return new_param101def _replace_param_type(param):102    """103    Replace param with a new param type.104    Available replacements: [MISSING_PARAM], [TRUE], [FALSE], [NULL]105    :param param: parameter value106    :return: tuple with replaced value and boolean to know if replacement has been done107    """108    param_types = {109        '[MISSING_PARAM]': None,110        '[TRUE]': True,111        '[FALSE]': False,112        '[NULL]': None113    }114    new_param = param115    param_replaced = False116    for key in param_types.keys():117        if key in param:118            new_param = param_types[key]119            param_replaced = True120            break121    return new_param, param_replaced122def _find_param_date_expressions(param):123    """124    Finds in a param one or several date expressions. 125    For example, for a param like "it happened on [NOW - 1 MONTH] of the last year and will happen [TODAY('%d/%m')]",126    this method returns an array with two string elements: "[NOW - 1 MONTH]" and [TODAY('%d/%m')]"127    The kind of expressions to search are based on these rules:128    - expression is sorrounded by [ and ]129    - first word of the expression is either NOW or TODAY130    - when first word is NOW, it can have an addtional format for the date between parenthesis, 131        like NOW(%Y-%m-%dT%H:%M:%SZ). The definition of the format is the same as considered by the132        python strftime function of the datetime module133    - and optional offset can be given by indicating how many days, hours, etc.. to add or remove to the current datetime.134        This part of the expression includes a +/- symbol plus a number and a unit135    Some valid expressions are:136        [NOW]137        [TODAY]138        [NOW(%Y-%m-%dT%H:%M:%SZ)]139        [NOW(%Y-%m-%dT%H:%M:%SZ) - 180 DAYS]140        [NOW(%H:%M:%S) + 4 MINUTES]141    :param param: parameter value142    :param language: language to configure date format for NOW and TODAY143    :return: An array with all the matching date expressions found in the param144    """145    return re.findall(r"\[(?:NOW(?:\((?:[^\(\)]*)\))?|TODAY)(?:\s*[\+|-]\s*\d+\s*\w+\s*)?\]", param)146def _replace_param_replacement(param, language):147    """148    Replace param with a new param value.149    Available replacements: [EMPTY], [B], [RANDOM], [TIMESTAMP], [DATETIME], [NOW], [TODAY]150    :param param: parameter value151    :param language: language to configure date format for NOW and TODAY152    :return: tuple with replaced value and boolean to know if replacement has been done153    """154    date_format = '%d/%m/%Y %H:%M:%S' if language == 'es' else '%Y/%m/%d %H:%M:%S'155    date_day_format = '%d/%m/%Y' if language == 'es' else '%Y/%m/%d'156    alphanums = ''.join([string.ascii_lowercase, string.digits])  # abcdefghijklmnopqrstuvwxyz0123456789157    replacements = {158        '[EMPTY]': '',159        '[B]': ' ',160        # make sure random is not made up of digits only, by forcing the first char to be a letter161        '[RANDOM]': ''.join([r.choice(string.ascii_lowercase), *(r.choice(alphanums) for i in range(7))]),162        '[RANDOM_PHONE_NUMBER]': ''.join(['+', '3', '4', '6', '5', '4'] + [str(r.randint(0, 9)) for i in range(1, 7)]),163        '[TIMESTAMP]': str(int(datetime.datetime.timestamp(datetime.datetime.utcnow()))),164        '[DATETIME]': str(datetime.datetime.utcnow()),165        '[NOW]': str(datetime.datetime.utcnow().strftime(date_format)),166        '[TODAY]': str(datetime.datetime.utcnow().strftime(date_day_format))167    }168    169    # append date expressions found in param to the replacement dict 170    date_expressions = _find_param_date_expressions(param)171    for date_expr in date_expressions:172        replacements[date_expr] = _replace_param_date(date_expr, language)[0]173    new_param = param174    param_replaced = False175    for key in replacements.keys():176        if key in new_param:177            new_param = new_param.replace(key, replacements[key])178            param_replaced = True179    return new_param, param_replaced180def _replace_param_transform_string(param):181    """182    Transform param value according to the specified prefix.183    Available transformations: DICT, LIST, INT, FLOAT, STR, UPPER, LOWER184    :param param: parameter value185    :return: tuple with replaced value and boolean to know if replacement has been done186    """187    type_mapping_regex = r'\[(DICT|LIST|INT|FLOAT|STR|UPPER|LOWER):(.*)\]'188    type_mapping_match_group = re.match(type_mapping_regex, param)189    new_param = param190    param_transformed = False191    if type_mapping_match_group:192        param_transformed = True193        if type_mapping_match_group.group(1) == 'STR':194            new_param = type_mapping_match_group.group(2)195        elif type_mapping_match_group.group(1) in ['LIST', 'DICT', 'INT', 'FLOAT']:196            exec('exec_param = {type}({value})'.format(type=type_mapping_match_group.group(1).lower(),197                                                       value=type_mapping_match_group.group(2)))198            new_param = locals()['exec_param']199        elif type_mapping_match_group.group(1) == 'UPPER':200            new_param = type_mapping_match_group.group(2).upper()201        elif type_mapping_match_group.group(1) == 'LOWER':202            new_param = type_mapping_match_group.group(2).lower()203    return new_param, param_transformed204def _replace_param_date(param, language):205    """206    Transform param value in a date after applying the specified delta.207    E.g. [TODAY - 2 DAYS], [NOW - 10 MINUTES]208    An specific format could be defined in the case of NOW this way: NOW('THEFORMAT')209    where THEFORMAT is any valid format accepted by the python 210    [datetime.strftime](https://docs.python.org/3/library/datetime.html#datetime.date.strftime) function 211    :param param: parameter value212    :param language: language to configure date format for NOW and TODAY213    :return: tuple with replaced value and boolean to know if replacement has been done214    """215    def _date_matcher():216        return re.match(r'\[(NOW(?:\((?:.*)\)|)|TODAY)(?:\s*([\+|-]\s*\d+)\s*(\w+)\s*)?\]', param)217    def _offset_datetime(amount, units):218        now = datetime.datetime.utcnow()219        if not amount or not units:220            return now221        the_amount = int(amount.replace(' ',''))222        the_units = units.lower()223        return now + datetime.timedelta(**dict([(the_units, the_amount)]))224    def _is_only_date(base):225        return 'TODAY' in base226    def _default_format(base):227        date_format = '%d/%m/%Y' if language == 'es' else '%Y/%m/%d'228        if _is_only_date(base):229            return date_format230        return f'{date_format} %H:%M:%S'231    def _get_format(base):232        format_matcher = re.match(r'.*\((.*)\).*', base)233        if format_matcher and len(format_matcher.groups()) == 1:234            return format_matcher.group(1)235        return _default_format(base)236    matcher = _date_matcher()237    if not matcher:238        return param, False239    base, amount, units = list(matcher.groups())240    format_str = _get_format(base)241    date = _offset_datetime(amount, units)242    return date.strftime(format_str), True243def _replace_param_fixed_length(param):244    """245    Generate a fixed length data element if param matches the expression [<type>_WITH_LENGTH_<length>]246    where <type> can be: STRING, INTEGER, STRING_ARRAY, INTEGER_ARRAY, JSON.247    E.g. [STRING_WITH_LENGTH_15]248    :param param: parameter value249    :return: tuple with replaced value and boolean to know if replacement has been done250    """251    new_param = param252    param_replaced = False253    if param.startswith('[') and param.endswith(']'):254        if any(x in param for x in ['STRING_ARRAY_WITH_LENGTH_', 'INTEGER_ARRAY_WITH_LENGTH_']):255            seeds = {'STRING': 'a', 'INTEGER': 1}256            seed, length = param[1:-1].split('_ARRAY_WITH_LENGTH_')257            new_param = list(seeds[seed] for x in range(int(length)))...

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