def from_file()

in auto_sizing/targets.py [0:0]

• 41 lines of code
• 12 McCabe index (conditional complexity)

    def from_file(self, target_dict: Dict, path: TextIO) -> List[Segment]:
        if "segments" not in target_dict.keys():
            raise SegmentsTagNotFoundException(path)

        segments_dict = target_dict["segments"]
        if "import_from_metric_hub" in segments_dict.keys():
            for app_id, segments in segments_dict["import_from_metric_hub"].items():
                for segment in segments:
                    segments_dict[segment] = ConfigLoader.get_segment(segment, app_id)
            segments_dict.pop("import_from_metric_hub")

        if (
            "data_sources" in segments_dict.keys()
            and "import_from_metric_hub" in segments_dict["data_sources"].keys()
        ):
            for app_id, segment_data_sources in segments_dict["data_sources"][
                "import_from_metric_hub"
            ].items():
                for segment_data_source in segment_data_sources:
                    segments_dict["data_sources"][segment_data_source] = (
                        ConfigLoader.get_segment_data_source(segment_data_source, app_id)
                    )
            segments_dict["data_sources"].pop("import_from_metric_hub")

        Segment_list = []
        for key, value in segments_dict.items():
            if key == "data_sources":
                continue
            if isinstance(value, Segment):
                Segment_list.append(value)
            else:
                data_source = segments_dict["data_sources"][value["data_source"]]
                Segment_list.append(
                    Segment(
                        name=key,
                        data_source=SegmentDataSource(
                            name="", from_expr=data_source["from_expression"]
                        ),
                        select_expr=ConfigLoader.configs.get_env()
                        .from_string(value["select_expression"])
                        .render(),
                    )
                )

        return Segment_list