Add exception handling for the QThread

Signed-off-by: Akashdeep Dhar <[email protected]>

gi_loadouts/face/scan/rule.py

@@ -237,8 +237,18 @@ def register_return_from_scanning(self, rslt: tuple) -> None:
 
         :return:
         """
+        area, main, seco, team, levl, rare, duration, expt = rslt
+
+        if expt:
+            self.show_dialog(
+                QMessageBox.Information,
+                "Faulty scanning",
+                f"Please consider checking your input after ensuring that the proper Tesseract OCR executable has been selected.\n\n{expt}"
+            )
+            return
+
         self.arti_shot.setPixmap(self.shot)
-        area, main, seco, team, levl, rare, duration = rslt
+
         if area in [self.arti_dist.itemText(indx) for indx in range(self.arti_dist.count())]:
             self.arti_dist.setCurrentText(area)
         if team in [self.arti_type.itemText(indx) for indx in range(self.arti_type.count())]:

gi_loadouts/face/scan/work.py

@@ -45,9 +45,13 @@ def scan_artifact(self) -> None:
             text = image_to_string(self.snap, lang=conf.tempname, config=f"--tessdata-dir {location}")
         except (OSError, TesseractError) as expt:
             if isinstance(expt, OSError):
-                raise OSError("Selected executable of Tesseract OCR is unfunctional.") from expt
-            elif isinstance(expt, TesseractError):
-                raise ValueError("Processing failed as either Tesseract OCR executable ceased to function or training data was tampered with.") from expt
+                expt = "Selected executable of Tesseract OCR is unfunctional."
+            else:
+                expt = "Processing failed as either Tesseract OCR executable ceased to function or training data was tampered with."
+            stoptime = time()
+            rslt = area, main, seco, team, levl, rare, (stoptime - strttime), expt
+            self.result.emit(rslt)
+            return
 
         # DISTRIBUTION AREA
         areadict = {}
@@ -148,6 +152,6 @@ def scan_artifact(self) -> None:
 
         stoptime = time()
 
-        rslt = area, main, seco, team, levl, rare, (stoptime - strttime)
+        rslt = area, main, seco, team, levl, rare, (stoptime - strttime), None
 
         self.result.emit(rslt)