Merge branch 'print_traceback_error' into 'master'

Print traceback error's info

See merge request !44

sohstationviewer/controller/processing.py

 """
-Function that ignite from MainWindow, Dialogs to read data files for data,
+Function that ignite from main_window, Dialogs to read data files for data,
 channels, datatype
 """
 
 import os
 import json
 import re
+import traceback
 from pathlib import Path
 
 from obspy.core import read as read_ms
@@ -39,9 +40,11 @@ def loadData(dataType, tracking_box, listOfDir, reqWFChans=[], reqSOHChans=[],
                     dataType, tracking_box, d,
                     reqWFChans=reqWFChans, reqSOHChans=reqSOHChans,
                     readStart=readStart, readEnd=readEnd)
-            except Exception as e:
-                msg = f"Dir {d} can't be read due to error: {str(e)}"
+            except Exception:
+                fmt = traceback.format_exc()
+                msg = f"Dir {d} can't be read due to error: {str(fmt)}"
                 displayTrackingInfo(tracking_box, msg, "Warning")
+
             # if dataObject.hasData():
             #     continue
             # If no data can be read from the first dir, throw exception

tests/test_controller/test_processing.py

@@ -3,6 +3,8 @@ from pathlib import Path
 
 from unittest import TestCase
 from unittest.mock import patch
+from contextlib import redirect_stdout
+import io
 
 from sohstationviewer.controller.processing import (
     loadData,
@@ -121,6 +123,30 @@ class TestLoadDataAndReadChannels(TestCase):
         self.assertIsNone(
             loadData(self.mseed_dtype, self.widget_stub, [rt130_dir]))
 
+    def test_load_data_data_traceback_error(self):
+        """
+        Test basic functionality of loadData - when there is an error
+        on loading data, the traceback info will be printed out
+        """
+        f = io.StringIO()
+        with redirect_stdout(f):
+            self.assertIsNone(loadData('RT130', None, [q330_dir]))
+        output = f.getvalue()
+        self.assertIn(
+            f"Warning: Dir {q330_dir} "
+            f"can't be read due to error: Traceback",
+            output
+        )
+        with redirect_stdout(f):
+            self.assertIsNone(
+                loadData(self.mseed_dtype, None, [rt130_dir]))
+        output = f.getvalue()
+        self.assertIn(
+            f"Warning: Dir {rt130_dir} "
+            f"can't be read due to error: Traceback",
+            output
+        )
+
     def test_read_channels_mseed_dir(self):
         """
         Test basic functionality of loadData - the given directory contains