How to use _pre_handle method in lisa

Best Python code snippet using lisa_python

matplotlib_backend.py

Source:matplotlib_backend.py

...110                ax.set_xscale("log", base=_cfg["x_log"])111            if "y_log" in _cfg:112                ax.set_yscale("log", base=_cfg["y_log"])113        return ax114    def _pre_handle(self, idx: int = 0, cfg: Optional[Union[PlotCfg, LegendCfg]] = None):115        _cfg = cfg.matplotlib if cfg is not None else {}116        ax, _cfg = self._get_ax(idx, _cfg)117        return ax, _arg_rename_all(_cfg)118    def plot(self, x, y, idx: int = 0, label: Optional[Union[str, List[str]]] = None, cfg: Optional[PlotCfg] = None):119        ax, _cfg = self._pre_handle(idx, cfg)120        ax.plot(x, y, label=label, **_cfg)121    def fill_between(self, x, y1, y2=0, where: Optional[List[bool]] = None,122                     idx: int = 0, label: Optional[Union[str, List[str]]] = None, cfg: Optional[PlotCfg] = None):123        ax, _cfg = self._pre_handle(idx, cfg)124        #  step : {{'pre', 'post', 'mid'}} é»è®¤ä¸ºNoneï¼å¡«åæ¯åæ»çï¼å¼å¯åæ¯é¶æ¢¯ç¶å¡«å125        ax.fill_between(x, y1, y2, where=where, label=label, **_cfg)126    def bar(self, x, y, bottom=None, idx: int = 0, label: Optional[Union[str, List[str]]] = None,127            cfg: Optional[PlotCfg] = None):128        ax, _cfg = self._pre_handle(idx, cfg)129        ax.bar(x, y, bottom=bottom, label=label, **_cfg)130    def error_bar(self, x, y, x_err=0, y_err=0, idx: int = 0, label: Optional[Union[str, List[str]]] = None,131                  cfg: Optional[PlotCfg] = None):132        ax, _cfg = self._pre_handle(idx, cfg)133        if _cfg.get("width"):134            _cfg["elinewidth"] = _cfg.pop("width")135        if _cfg.get("facecolor"):136            _cfg["ecolor"] = _cfg.pop("facecolor")137        ax.errorbar(x, y, xerr=x_err, yerr=y_err, label=label, **_cfg)138    def pie(self, x, y, idx: int = 0, label: Optional[Union[str, List[str]]] = None,139            cfg: Optional[PlotCfg] = None):140        ax, _cfg = self._pre_handle(idx, cfg)141        if "color" in _cfg and isinstance(_cfg["color"], list):142            _cfg["colors"] = _cfg.pop("color")143        ax.pie(y, labels=x, autopct='%1.1f%%', **_cfg)144    def stack_plot(self, x, y, idx: int = 0, label: Optional[Union[str, List[str]]] = None,145                   cfg: Optional[PlotCfg] = None):146        ax, _cfg = self._pre_handle(idx, cfg)147        if label is not None:148            _cfg["labels"] = label149        ax.stackplot(x, y, **_cfg)150    def scatter(self, x, y, s=None, c=None, idx: int = 0, label: Optional[str] = None,151                cfg: Optional[PlotCfg] = None):152        ax, _cfg = self._pre_handle(idx, cfg)153        if "color_bar" in _cfg:154            color_bar = _cfg.pop("color_bar")155        else:156            color_bar = False157        if "colors_legend" in _cfg:158            colors_legend = _cfg.pop("colors_legend")159        else:160            colors_legend = False161        if c is not None and "color" in _cfg:162            # ä¿è¯cæ¯coloræ´ä¸ºä¼å163            _cfg.pop("color")164        if s is None and "markersize" in _cfg:165            s = _cfg.pop("markersize")166        elif "markersize" in _cfg:167            # scatter ä¸æ¯æmarkersizeåæ°ï¼ä½æ¯så·²ç»è®¾ç½®äº168            _cfg.pop("markersize")169        mappable = ax.scatter(x, y, s, c, label=label, **_cfg)170        if color_bar:171            self.fig.colorbar(mappable, ax=ax)172        if colors_legend:173            # å¯ä»¥è¢«ä¹åçlegendè®¾ç½®è¦ç174            ax.legend(*mappable.legend_elements())175    def hist(self, x, bins, density=False, cumulative=False,176             idx: int = 0, label: Optional[str] = None,177             cfg: Optional[PlotCfg] = None):178        ax, _cfg = self._pre_handle(idx, cfg)179        _cfg = _arg_rename(_cfg, "width", "rwidth")180        ax.hist(x, bins=bins, density=density, cumulative=cumulative, label=label, **_cfg)181    def box_plot(self, x, vert=False,182                 idx: int = 0, label: Optional[Union[str, List[str]]] = None,183                 cfg: Optional[PlotCfg] = None):184        ax, _cfg = self._pre_handle(idx, cfg)185        width = _cfg.get("width")186        if width is not None:187            del _cfg["width"]188        if _cfg:189            _cfg = {"patch_artist": True, "boxprops": _cfg}190        labels = [label] if (label is not None and isinstance(label, str)) else label191        ax.boxplot(x, vert=vert, labels=labels, widths=width,192                   showmeans=True, meanprops={'marker': Markers.circle.value["matplotlib"],193                                              "color": "black",194                                              "markeredgecolor": "black",195                                              "markerfacecolor": "black",196                                              },197                   medianprops={'color': 'black'}, **_cfg)198    def violin_plot(self, x, vert=False,199                    idx: int = 0, label: Optional[Union[str, List[str]]] = None,200                    cfg: Optional[PlotCfg] = None):201        ax, _cfg = self._pre_handle(idx, cfg)202        width = _cfg.get("width")203        if width is not None:204            del _cfg["width"]205        # labels = [label] if (label is not None and isinstance(label, str)) else label206        parts = ax.violinplot(x, vert=vert, widths=width,207                              showmeans=False, showmedians=True)208        for pc in parts['bodies']:209            if _cfg.get("facecolor"):210                pc.set_facecolor(_cfg.get("facecolor"))211            if _cfg.get("color"):212                pc.set_edgecolor(_cfg.get("color"))213            if _cfg.get("alpha"):214                pc.set_alpha(_cfg.get("alpha"))215    def im_show(self, img, idx: int = 0, label: Optional[Union[str, List[str]]] = None, cfg: Optional[PlotCfg] = None):216        ax, _cfg = self._pre_handle(idx, cfg)217        cmap = _cfg.get("cmap")218        alpha = _cfg.get("alpha")219        if cmap is not None:220            if "color_bar" in _cfg:221                color_bar = _cfg.pop("color_bar")222            else:223                color_bar = False224            mappable = ax.imshow(img, cmap=cmap, alpha=alpha)225            if color_bar:226                self.fig.colorbar(mappable, ax=ax)227        else:228            ax.imshow(img, alpha=alpha)229    def add_box(self, box, idx: int = 0, label: Optional[Union[str, List[str]]] = None, cfg: Optional[PlotCfg] = None):230        # box231        #   ("xyxy", 90, 160, 600, 700)232        #   ("xywh", 90, 160, 690, 860)233        ax, _cfg = self._pre_handle(idx, cfg)234        if box[0] == "xyxy":235            x, y, w, h = box[1], box[2], box[3] - box[1], box[4] - box[2]236        elif box[0] == "xywh":237            x, y, w, h = box[1], box[2], box[3], box[4]238        elif box[0] == 'center_wh':239            w, h = box[3], box[4]240            x = box[1] - 0.5 * w241            y = box[2] - 0.5 * h242        else:243            raise ValueError(box)244        facecolor = _cfg.get("facecolor")245        color = _cfg.get("color")246        width = _cfg.get("linewidth")247        fontsize = _cfg.get("fontsize")248        rec = plt.Rectangle(xy=(x, y), width=w, height=h, fill=False, edgecolor=facecolor, linewidth=width)249        ax.add_patch(rec)250        if label:251            ax.text(x, y, label,252                    va='center', ha='center', fontsize=fontsize, color=color,253                    bbox=dict(facecolor=facecolor, lw=0))254    def mask(self, x: List[Tuple[float, float]], idx: int = 0, label: Optional[Union[str, List[str]]] = None,255             cfg: Optional[PlotCfg] = None):256        ax, _cfg = self._pre_handle(idx, cfg)257        xs, ys = [item for item in zip(*x)]258        facecolor = _cfg.get("facecolor")259        alpha = _cfg.get("alpha")260        ax.fill(xs, ys, color=facecolor, alpha=alpha)261        if label:262            fontsize = _cfg.get("fontsize")263            color = _cfg.get("color")264            _x = sum(xs) / len(xs)265            _y = sum(ys) / len(ys)266            ax.text(_x, _y, label,267                    va='center', ha='center', fontsize=fontsize, color=color)268    def mat_show(self, mat, idx: int = 0, label: Optional[Union[str, List[str]]] = None,269                 cfg: Optional[PlotCfg] = None):270        ax, _cfg = self._pre_handle(idx, cfg)271        cmap = _cfg.get("cmap")272        mappable = ax.matshow(mat, interpolation=None, aspect='auto', cmap=cmap)273        if "fontsize" in _cfg and "fmt" in _cfg:274            fs = _cfg["fontsize"]275            for i in range(mat.shape[0]):276                for j in range(mat.shape[1]):277                    ax.text(x=j, y=i, s=_cfg["fmt"] % mat[i, j], fontsize=fs, va="center", ha='center')278        if cmap is not None:279            if "color_bar" in _cfg and _cfg["color_bar"]:280                self.fig.colorbar(mappable, ax=ax)281    def legend_set(self, idx: int = 0, cfg: Optional[LegendCfg] = None):282        if cfg is not None:283            ax, _cfg = self._pre_handle(idx, cfg)284            ax.legend(**_cfg)  # æ¾ç¤ºå¾ä¾285    def show(self):286        # self.fig.show() # ä¼ä¸éªèé287        plt.show()288    def save(self, path: str):289        self.fig.savefig(path)290    def close(self):291        plt.cla()  # clean axis292        plt.clf()  # clean figure...

base.py

Source:base.py

...21    @abc.abstractmethod22    def _concatenate_prefix_and_suffix_to_value(self) -> str:23        pass24    @abc.abstractmethod25    def _pre_handle(self) -> str:26        raise NotImplementedError27    @abc.abstractmethod28    def handle(self, obj: Model) -> str:29        raise NotImplementedError30class FieldHandler(IFieldHandler):31    def __init__(self, field, prefix="COPY ", suffix=""):32        self.obj = None33        self.name = field34        self.prefix = prefix35        self.suffix = suffix36    def _get_max_length(self) -> Union[int, None]:37        """Return text according to the max_length defined in Django field38        Args:39            obj (Model): A Django model40            field (str): The field name that will want to be found41        Returns:42            int: The maximum length of field43            None: If field has no maximum length44        """45        max_length = None46        field = self.obj._meta.get_field(self.name) # noqa47        if hasattr(field, "max_length"):48            max_length = field.max_length49        return max_length50    def _get_field_from_obj(self) -> str:51        field_value = getattr(self.obj, self.name)52        return field_value53    def _concatenate_prefix_and_suffix_to_value(self) -> str:54        formatted_text = "{prefix}{field_value}{suffix}".format(55            prefix=self.prefix,56            field_value=self._get_field_from_obj(),57            suffix=self.suffix58        )59        return formatted_text60    def _pre_handle(self) -> str:61        return self._concatenate_prefix_and_suffix_to_value()62    def handle(self, obj: Model) -> str:63        self.obj = obj64        return self._pre_handle()[0:self._get_max_length()]65class SlugFieldHandler(FieldHandler):66    def _pre_handle(self):67        result_text = super()._pre_handle()68        return slugify(result_text)69class IHandlers(ABC):70    """A class to handle any field registered71    Args:72        obj (Model): A django model, where we need to extract the field73        fields (List[IFieldHandler]): A list of all fields to be handle74        auto_import_unique_fields (bool): If is True, import all unique fields from model object75    """76    @abc.abstractmethod77    def __init__(self,78                 obj: Type[Model],79                 fields: List[IFieldHandler],80                 auto_import_unique_fields: bool = False):81        pass...

http.py

Source:http.py

...37        else:38            return resrc.getChildWithDefault(path, request)39class HTTPHookService(BaseHTTPHookService):40    """Base class for synchronous non-terminal service."""41    def _pre_handle(self, path, request):42        """This SHOULD be overridden in derived classes."""43        pass44    def getChild(self, path, request):45        self._pre_handle(path, request)46        return self._next_service(path, request)47class HTTPAsyncHookService(BaseHTTPHookService):48    """Base class for asynchronous non-terminal service.49    50    This is useful if you have a hook service that modify the state of the51    application but needs to wait for a callback to fire before the service52    chain can continue, because other services below this hook depends on some53    yet to come side effect.54    55    The callback is only used for flow control -- it should fire with a None56    value, since this value is going to be ignored. 57    58    IT CAN ONLY BE USED WITH A NON STANDARD IMPLEMENTATION OF SITE (see59    provd.servers.http_site.Site).60    61    """62    def _pre_handle(self, path, request):63        """This SHOULD be overridden in derived classes and must return a64        deferred that will eventually fire.65        66        """67        return defer.succeed(None)68    def getChild(self, path, request):69        d = self._pre_handle(path, request)70        d.addCallback(lambda _: self._next_service(path, request))71        return d72class HTTPLogService(HTTPHookService):73    """A small hook service that permits logging of the request."""74    def __init__(self, logger, service):75        """76        logger -- a callable object taking a string as argument77        78        """79        HTTPHookService.__init__(self, service)80        self._logger = logger81    def _pre_handle(self, path, request):82        self._logger(str(path) + ' ---- ' + str(request))83class HTTPNoListingFileService(static.File):84    """Similar to twisted.web.static.File except that instead of listing the85    content of directories, it returns a 403 Forbidden.86    87    """88    _FORBIDDEN_RESOURCE = resource.ErrorPage(http.FORBIDDEN, 'Forbidden',89                                             'Directory listing not permitted.')90    _NOT_ALLOWED_RESOURCE = resource.ErrorPage(http.NOT_ALLOWED, 'Method Not Allowed',91                                               'Method not allowed.')92    def directoryListing(self):93        return self._FORBIDDEN_RESOURCE94    def getChild(self, path, request):95        if request.method != 'GET':...

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