checks: Replace bare except (Flake8 E722) in wxGUI/core (OSGeo#4367)

This addresses the PEP8 style error E722 by specifying exception types in all bare except clauses found in wxGUI/core. Unclear cases use Exception.

---------

Co-authored-by: Vaclav Petras <wenzeslaus@gmail.com>

.flake8

@@ -25,12 +25,6 @@ per-file-ignores =
     doc/python/m.distance.py: E501
     doc/gui/wxpython/example/dialogs.py: F401
     gui/scripts/d.wms.py: E501
-    gui/wxpython/core/gconsole.py: E722
-    gui/wxpython/core/render.py: E722
-    gui/wxpython/core/settings.py: E722
-    gui/wxpython/core/toolboxes.py: E722
-    gui/wxpython/core/utils.py: E722
-    gui/wxpython/core/workspace.py: E722
     gui/wxpython/datacatalog/tree.py: E731, E402
     gui/wxpython/dbmgr/base.py: E722
     gui/wxpython/dbmgr/dialogs.py: E722

gui/wxpython/core/gconsole.py

@@ -691,7 +691,7 @@ def load_source(modname, filename):
             if len(command) == 1 and not skipInterface:
                 try:
                     task = gtask.parse_interface(command[0])
-                except:
+                except Exception:
                     task = None
             else:
                 task = None

gui/wxpython/core/render.py

@@ -1237,7 +1237,7 @@ def SetRegion(self, windres=False, windres3=False):
 
             return grass_region
 
-        except:
+        except Exception:
             return None
 
     def GetListOfLayers(

gui/wxpython/core/settings.py

@@ -110,7 +110,7 @@ def _generateLocale(self):
             self.locs.sort()
             # Add a default choice to not override system locale
             self.locs.insert(0, "system")
-        except:
+        except Exception:
             # No NLS
             self.locs = ["system"]
 
@@ -992,7 +992,7 @@ def SaveToFile(self, settings=None):
         if not os.path.exists(dirPath):
             try:
                 os.mkdir(dirPath)
-            except:
+            except OSError:
                 GError(_("Unable to create settings directory"))
                 return
         try:

gui/wxpython/core/toolboxes.py

@@ -209,7 +209,7 @@ def getMenudataFile(userRootFile, newFile, fallback):
                 fh.write(xml)
                 fh.close()
                 return menudataFile
-            except:
+            except Exception:
                 _debug(
                     2,
                     (

gui/wxpython/core/utils.py

@@ -77,7 +77,7 @@ def GetTempfile(pref=None):
             return os.path.join(pref, file)
         else:
             return tempfile
-    except:
+    except Exception:
         return None
 
 
@@ -255,7 +255,7 @@ def ListOfCatsToRange(cats):
 
     try:
         cats = list(map(int, cats))
-    except:
+    except ValueError:
         return catstr
 
     i = 0
@@ -579,7 +579,7 @@ def GetListOfLocations(dbase):
                 os.path.join(location, "*")
             ):
                 listOfLocations.append(os.path.basename(location))
-        except:
+        except OSError:
             pass
 
     ListSortLower(listOfLocations)
@@ -632,7 +632,7 @@ def _getGDALFormats():
     """Get dictionary of available GDAL drivers"""
     try:
         ret = grass.read_command("r.in.gdal", quiet=True, flags="f")
-    except:
+    except grass.CalledModuleError:
         ret = None
 
     return _parseFormats(ret), _parseFormats(ret, writableOnly=True)
@@ -642,7 +642,7 @@ def _getOGRFormats():
     """Get dictionary of available OGR drivers"""
     try:
         ret = grass.read_command("v.in.ogr", quiet=True, flags="f")
-    except:
+    except grass.CalledModuleError:
         ret = None
 
     return _parseFormats(ret), _parseFormats(ret, writableOnly=True)

gui/wxpython/core/workspace.py

@@ -123,7 +123,7 @@ def __processFile(self):
                 try:
                     self.layerManager["pos"] = (posVal[0], posVal[1])
                     self.layerManager["size"] = (posVal[2], posVal[3])
-                except:
+                except IndexError:
                     pass
             # current working directory
             cwdPath = self.__getNodeText(node_lm, "cwd")
@@ -155,7 +155,7 @@ def __processFile(self):
                 try:
                     pos = (posVal[0], posVal[1])
                     size = (posVal[2], posVal[3])
-                except:
+                except IndexError:
                     pos = None
                     size = None
                 # this happens on Windows when mapwindow is minimized when
@@ -2019,7 +2019,7 @@ def _get_value(self, line):
         """Get value of element"""
         try:
             return line.strip(" ").split(" ")[1].strip(" ")
-        except:
+        except IndexError:
             return ""
 
     def _get_element(self, line):