Prefer 'except Exception:' to bare 'except:'

Tests/helper.py

@@ -84,7 +84,7 @@ def assert_deep_equal(self, a, b, msg=None):
             self.assertTrue(
                 all(x == y for x, y in zip(a, b)),
                 msg or "got %s, expected %s" % (a, b))
-        except:
+        except Exception:
             self.assertEqual(a, b, msg)
 
     def assert_image(self, im, mode, size, msg=None):
@@ -149,7 +149,7 @@ def assert_image_similar(self, a, b, epsilon, msg=None):
                 try:
                     url = test_image_results.upload(a, b)
                     logger.error("Url for test images: %s" % url)
-                except:
+                except Exception:
                     pass
             raise e
 

mp_compile.py

@@ -43,7 +43,7 @@ def _mp_compile(self, sources, output_dir=None, macros=None,
     pool = Pool(MAX_PROCS)
     try:
         print("Building using %d processes" % pool._processes)
-    except:
+    except Exception:
         pass
     arr = [(self, obj, build, cc_args, extra_postargs, pp_opts)
            for obj in objects]

src/PIL/Image.py

@@ -971,7 +971,7 @@ def convert_transparency(m, v):
                         if isinstance(t, tuple):
                             try:
                                 t = trns_im.palette.getcolor(t)
-                            except:
+                            except Exception:
                                 raise ValueError("Couldn't allocate a palette "
                                                  "color for transparency")
                     trns_im.putpixel((0, 0), t)
@@ -1008,7 +1008,7 @@ def convert_transparency(m, v):
             if trns is not None:
                 try:
                     new.info['transparency'] = new.palette.getcolor(trns)
-                except:
+                except Exception:
                     # if we can't make a transparent color, don't leave the old
                     # transparency hanging around to mess us up.
                     del(new.info['transparency'])
@@ -1038,7 +1038,7 @@ def convert_transparency(m, v):
             if new_im.mode == 'P':
                 try:
                     new_im.info['transparency'] = new_im.palette.getcolor(trns)
-                except:
+                except Exception:
                     del(new_im.info['transparency'])
                     warnings.warn("Couldn't allocate palette entry " +
                                   "for transparency")

src/PIL/ImageFont.py

@@ -72,7 +72,7 @@ def _load_pilfont(self, filename):
                 try:
                     fullname = os.path.splitext(filename)[0] + ext
                     image = Image.open(fullname)
-                except:
+                except Exception:
                     pass
                 else:
                     if image and image.mode in ("1", "L"):

src/PIL/ImageTk.py

@@ -124,7 +124,7 @@ def __del__(self):
         self.__photo.name = None
         try:
             self.__photo.tk.call("image", "delete", name)
-        except:
+        except Exception:
             pass  # ignore internal errors
 
     def __str__(self):
@@ -244,7 +244,7 @@ def __del__(self):
         self.__photo.name = None
         try:
             self.__photo.tk.call("image", "delete", name)
-        except:
+        except Exception:
             pass  # ignore internal errors
 
     def width(self):

src/PIL/Jpeg2KImagePlugin.py

@@ -181,14 +181,14 @@ def _open(self):
         try:
             fd = self.fp.fileno()
             length = os.fstat(fd).st_size
-        except:
+        except Exception:
             fd = -1
             try:
                 pos = self.fp.tell()
                 self.fp.seek(0, 2)
                 length = self.fp.tell()
                 self.fp.seek(pos, 0)
-            except:
+            except Exception:
                 length = -1
 
         self.tile = [('jpeg2k', (0, 0) + self.size, 0,
@@ -250,7 +250,7 @@ def _save(im, fp, filename):
     if hasattr(fp, "fileno"):
         try:
             fd = fp.fileno()
-        except:
+        except Exception:
             fd = -1
 
     im.encoderconfig = (

src/PIL/JpegImagePlugin.py

@@ -75,7 +75,7 @@ def APP(self, marker):
         try:
             jfif_unit = i8(s[7])
             jfif_density = i16(s, 8), i16(s, 10)
-        except:
+        except Exception:
             pass
         else:
             if jfif_unit == 1:
@@ -107,7 +107,7 @@ def APP(self, marker):
         # extract Adobe custom properties
         try:
             adobe_transform = i8(s[1])
-        except:
+        except Exception:
             pass
         else:
             self.info["adobe_transform"] = adobe_transform
@@ -441,7 +441,7 @@ def _fixup(value):
         try:
             if len(value) == 1 and not isinstance(value, dict):
                 return value[0]
-        except:
+        except Exception:
             pass
         return value
 
@@ -512,7 +512,7 @@ def _getmp(self):
         info = TiffImagePlugin.ImageFileDirectory_v2(head)
         info.load(file_contents)
         mp = dict(info)
-    except:
+    except Exception:
         raise SyntaxError("malformed MP Index (unreadable directory)")
     # it's an error not to have a number of images
     try:

src/PIL/PngImagePlugin.py

@@ -340,7 +340,7 @@ def chunk_IHDR(self, pos, length):
         self.im_size = i32(s), i32(s[4:])
         try:
             self.im_mode, self.im_rawmode = _MODES[(i8(s[8]), i8(s[9]))]
-        except:
+        except Exception:
             pass
         if i8(s[12]):
             self.im_info["interlace"] = 1

src/PIL/PyAccess.py

@@ -231,7 +231,7 @@ def set_pixel(self, x, y, color):
         pixel = self.pixels[y][x]
         try:
             color = min(color, 65535)
-        except:
+        except Exception:
             color = min(color[0], 65535)
 
         pixel.l = color >> 8

src/PIL/SpiderImagePlugin.py

@@ -210,7 +210,7 @@ def loadImageSeries(filelist=None):
             continue
         try:
             im = Image.open(img).convert2byte()
-        except:
+        except Exception:
             if not isSpiderImage(img):
                 print(img + " is not a Spider image file")
             continue

src/PIL/TiffImagePlugin.py

@@ -1413,7 +1413,7 @@ def _save(im, fp, filename):
         ifd[key] = info.get(key)
         try:
             ifd.tagtype[key] = info.tagtype[key]
-        except:
+        except Exception:
             pass  # might not be an IFD, Might not have populated type
 
     # additions written by Greg Couch, gregc@cgl.ucsf.edu

winbuild/build.py

@@ -119,7 +119,7 @@ def build_one(py_ver, compiler, bit):
 def clean():
     try:
         shutil.rmtree('../build')
-    except:
+    except Exception:
         # could already be removed
         pass
     run_script(('virtualenvs', setup_vms()))