How to use setFindTextDefaults method in fMBT

Best Python code snippet using fMBT_python

fmbtgti.py

Source:fmbtgti.py

...441        super(OcrEngine, self).__init__(*args, **kwargs)442        self._ssFindTextDefaults = {}443        self._findTextDefaults = {}444        ocrFindArgs, _ = _takeOcrArgs(self, kwargs)445        self._setFindTextDefaults(ocrFindArgs)446    def dumpOcr(self, screenshot, **kwargs):447        """448        Returns what is recognized in the screenshot. For debugging449        purposes.450        """451        ocrArgs = self.__ocrArgs(screenshot, **kwargs)452        return self._dumpOcr(screenshot, **ocrArgs)453    def _dumpOcr(self, screenshot, **kwargs):454        return None455    def addScreenshot(self, screenshot, **findTextDefaults):456        """457        Prepare for finding text from the screenshot.458        Parameters:459          screenshot (fmbtgti.Screenshot)460                  screenshot object to be searched from.461          other parameters (optional)462                  findText defaults for this screenshot.463        Notice that there may be many screenshots simultaneously.464        Do not keep reference to the screenshot object.465        """466        self.setScreenshotFindTextDefaults(screenshot, **findTextDefaults)467        return self._addScreenshot(screenshot, **findTextDefaults)468    def _addScreenshot(self, screenshot, **findTextDefaults):469        pass470    def removeScreenshot(self, screenshot):471        """472        OCR queries on the screenshot will not be made anymore.473        """474        self._removeScreenshot(screenshot)475        try:476            del self._ssFindTextDefaults[id(screenshot)]477        except KeyError:478            raise KeyError('screenshot "%s" does not have findTextDefaults. '479                           'If OcrEngine.addScreenshot() is overridden, it '480                           '*must* call parent\'s addScreenshot.' % (screenshot.filename(),))481    def _removeScreenshot(self, screenshot):482        pass483    def setFindTextDefaults(self, **findTextDefaults):484        return self._setFindTextDefaults(findTextDefaults, screenshot=None)485    def setScreenshotFindTextDefaults(self, screenshot, **findTextDefaults):486        return self._setFindTextDefaults(findTextDefaults, screenshot=screenshot)487    def _setFindTextDefaults(self, defaults, screenshot=None):488        """489        Set default values for optional arguments for findText().490        Parameters:491          defaults (dictionary)492                  Default keyword arguments and their values.493          screenshot (optional, fmbtgti.Screenshot instance)494                  Use the defaults for findText on this screenshot. If495                  the defaults are None, make them default for all496                  screenshots. Screenshot-specific defaults override497                  engine default.498        """499        if screenshot == None:500            self._findTextDefaults.update(defaults)501        else:502            ssid = id(screenshot)503            if not ssid in self._ssFindTextDefaults:504                self._ssFindTextDefaults[ssid] = self._findTextDefaults.copy()505            self._ssFindTextDefaults[ssid].update(defaults)506    def findTextDefaults(self, screenshot=None):507        if screenshot == None:508            return self._findTextDefaults509        elif id(screenshot) in self._ssFindTextDefaults:510            return self._ssFindTextDefaults[id(screenshot)]511        else:512            return None513    def _findTextArgNames(self):514        """515        Returns names of optional findText arguments.516        """517        return inspect.getargspec(self._findText).args[3:]518    def __ocrArgs(self, screenshot, **priorityArgs):519        ocrArgs = {}520        ocrArgs.update(self._findTextDefaults)521        ssId = id(screenshot)522        if ssId in self._ssFindTextDefaults:523            ocrArgs.update(self._ssFindTextDefaults[ssId])524        ocrArgs.update(priorityArgs)525        return ocrArgs526    def findText(self, screenshot, text, **kwargs):527        """528        Return list of fmbtgti.GUIItems that match to text.529        """530        ocrArgs = self.__ocrArgs(screenshot, **kwargs)531        return self._findText(screenshot, text, **ocrArgs)532    def _findText(self, screenshot, text, **kwargs):533        """534        Find appearances of text from the screenshot.535        Parameters:536          screenshot (fmbtgti.Screenshot)537                  Screenshot from which text is to be searched538                  for. Use Screenshot.filename() to get the filename.539          text (string)540                  text to be searched for.541          other arguments (engine specific)542                  kwargs contain keyword arguments given to543                  findText(screenshot, text, ...), already extended544                  first with screenshot-specific findTextDefaults, then545                  with engine-specific findTextDefaults.546                  _findText *must* define all engine parameters as547                  explicit keyword arguments:548                  def _findText(self, screenshot, text, engArg1=42):549                      ...550        Return list of fmbtgti.GUIItems.551        """552        raise NotImplementedError("_findText needed but not implemented.")553class _EyenfingerOcrEngine(OcrEngine):554    """555    OCR engine parameters that can be used in all556    ...OcrText() methods (swipeOcrText, tapOcrText, findItemsByOcrText, ...):557      match (float, optional):558              minimum match score in range [0.0, 1.0].  The default is559              1.0 (exact match).560      area ((left, top, right, bottom), optional):561              search from the given area only. Left, top, right and562              bottom are either absolute coordinates (integers) or563              floats in range [0.0, 1.0]. In the latter case they are564              scaled to screenshot dimensions. The default is (0.0,565              0.0, 1.0, 1.0), that is, search everywhere in the566              screenshot.567      lang (string, optional):568              pass given language option to Tesseract. See supported569              LANGUAGES (-l) in Tesseract documentation. The default570              is "eng" (English).571      pagesegmodes (list of integers, optional):572              try all integers as tesseract -pagesegmode573              arguments. The default is [3], another good option could574              be [3, 6].575      preprocess (string, optional):576              preprocess filter to be used in OCR for better577              result. Refer to eyenfinger.autoconfigure to search for578              a good one, or try with ImageMagick's convert:579              $ convert screenshot.png <preprocess> screenshot-pp.png580              $ tesseract screenshot-pp.png stdout581      configfile (string, optional):582              Tesseract configuration file.583    Example: limit recognized characters to hexadecimals by creating file584    "hexchars" with content585        tessedit_char_whitelist 0123456789abcdefABCDEF586    To use this file in a single run, pass it to any Ocr method:587        dut.verifyOcrText("DEADBEEF", configfile="hexchars")588    or to use it on every Ocr method, set it as a default:589        dut.ocrEngine().setFindTextDefaults(configfile="hexchars")590    """591    class _OcrResults(object):592        __slots__ = ("filename", "screenSize", "pagesegmodes", "preprocess", "area", "words", "lang", "configfile")593        def __init__(self, filename, screenSize):594            self.filename = filename595            self.screenSize = screenSize596            self.pagesegmodes = None597            self.preprocess = None598            self.area = None599            self.words = None600            self.lang = None601            self.configfile = None602    def __init__(self, *args, **engineDefaults):603        engineDefaults["area"] = engineDefaults.get("area", (0.0, 0.0, 1.0, 1.0))...

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