Cleanup: use specific exception types where appropriate

doc/python_api/sphinx_changelog_gen.py

@@ -66,7 +66,7 @@ API_F_ARGS = 7
 def api_version():
     try:
         import bpy
-    except:
+    except ModuleNotFoundError:
         return None, None
     version = tuple(bpy.app.version[:2])
     version_key = "%d.%d" % (version[0], version[1])

scripts/modules/bpy_extras/mesh_utils.py

@@ -152,7 +152,7 @@ def edge_face_count_dict(mesh):
             key = edges[loops[i].edge_index].key
             try:
                 face_edge_count[key] += 1
-            except:
+            except KeyError:
                 face_edge_count[key] = 1
 
     return face_edge_count

scripts/modules/rna_info.py

@@ -645,7 +645,7 @@ def BuildRNAInfo():
     def base_id(rna_struct):
         try:
             return rna_struct.base.identifier
-        except:
+        except AttributeError:
             return ""  # invalid id
 
     # structs = [(base_id(rna_struct), rna_struct.identifier, rna_struct) for rna_struct in bpy.doc.structs.values()]

source/blender/makesrna/rna_cleanup/rna_cleaner_merge.py

@@ -30,11 +30,7 @@ def main():
     rna_api_new = []
 
     for key, val_orig in mod_to_dict.items():
-        try:
-            val_new = mod_from_dict.pop(key)
-        except:
-            # print("not found", key)
-            val_new = val_orig
+        val_new = mod_from_dict.pop(key, val_orig)
 
         # always take the class from the base
         val = list(val_orig)

source/blender/python/rna_dump.py

@@ -119,7 +119,7 @@ for d in dir(bpy.types):
     t = getattr(bpy.types, d)
     try:
         r = t.bl_rna
-    except:
+    except AttributeError:
         r = None
     if r:
         seek(r, 'bpy.types.' + d + '.bl_rna', 0)