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How to use _replace_variables method in lisa

Best Python code snippet using lisa_python

tablesetter.py

Source:tablesetter.py

...49    def _format_values(self, values):50        return values51    def resolve(self, variables):52        with self._avoid_recursion:53            return self._replace_variables(self._values, variables)54    @property55    @contextmanager56    def _avoid_recursion(self):57        if self._resolving:58            raise DataError('Recursive variable definition.')59        self._resolving = True60        try:61            yield62        finally:63            self._resolving = False64    def _replace_variables(self, value, variables):65        raise NotImplementedError66    def report_error(self, error):67        if self._error_reporter:68            self._error_reporter(unic(error))69class ScalarVariableTableValue(VariableTableValueBase):70    def _format_values(self, values):71        separator = None72        if is_string(values):73            values = [values]74        elif values and values[0].startswith('SEPARATOR='):75            separator = values[0][10:]76            values = values[1:]77        return separator, values78    def _replace_variables(self, values, variables):79        separator, values = values80        # Avoid converting single value to string.81        if self._is_single_value(separator, values):82            return variables.replace_scalar(values[0])83        if separator is None:84            separator = ' '85        separator = variables.replace_string(separator)86        values = variables.replace_list(values)87        return separator.join(unic(item) for item in values)88    def _is_single_value(self, separator, values):89        return (separator is None and len(values) == 1 and90                not is_list_variable(values[0]))91class ListVariableTableValue(VariableTableValueBase):92    def _replace_variables(self, values, variables):93        return variables.replace_list(values)94class DictVariableTableValue(VariableTableValueBase):95    def _format_values(self, values):96        return list(self._yield_formatted(values))97    def _yield_formatted(self, values):98        for item in values:99            if is_dict_variable(item):100                yield item101            else:102                name, value = split_from_equals(item)103                if value is None:104                    raise DataError(105                        "Invalid dictionary variable item '%s'. "106                        "Items must use 'name=value' syntax or be dictionary "107                        "variables themselves." % item108                    )109                yield name, value110    def _replace_variables(self, values, variables):111        try:112            return DotDict(self._yield_replaced(values,113                                                variables.replace_scalar))114        except TypeError as err:115            raise DataError('Creating dictionary failed: %s' % err)116    def _yield_replaced(self, values, replace_scalar):117        for item in values:118            if isinstance(item, tuple):119                key, values = item120                yield replace_scalar(key), replace_scalar(values)121            else:122                for key, values in replace_scalar(item).items():...

lift_definition.py

Source:lift_definition.py

...7def resolve_lift_definition(lift_def: str, parameters: dict):8    # Retrive and process lift definition9    lift_definition = fetch_lift_definition(lift_def)10    # Parse the lift definition11    return _replace_variables(lift_definition, parameters)12def fetch_lift_definition(lift_def: str) -> dict:13    """Load yaml string or fetch lift definition from s3."""14    if lift_def.startswith("s3://") or lift_def.startswith("s3a://"):15        lift_def = S3Path(lift_def).read_text()16    return yaml.safe_load(lift_def)17def _replace_variables(var: Union[dict, list, str, int, bool], params: dict):18    """Replace all the variables with the given parameters."""19    if isinstance(var, dict):20        return {key: _replace_variables(value, params) for key, value in var.items()}21    if isinstance(var, list):22        return [_replace_variables(value, params) for value in var]23    if isinstance(var, str):24        # Check if the format is "${myVar}" or "${myVar} + extra string"25        if re.match(r"^\$\{\w+\}$", var):26            # Return the raw param27            return params[var[2:-1]]28        # Use string replacement29        return string.Template(var).substitute(params)30    # Do nothing for int and bool...

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