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Icon Image ValueError difficult to interpret

See original GitHub issue

Pillow is raising a ValueError and Newspaper is printing it. It should instead be raised for the exception handler on images:153 so the user knows what’s happening (i.e. what url failed, etc…).

Traceback (most recent call last):
 File "/var/virtualenvs/centr/lib/python3.5/site-packages/newspaper/images.py", line 121, in fetch_url
   p.feed(new_data)
 File "/var/virtualenvs/centr/lib/python3.5/site-packages/PIL/ImageFile.py", line 377, in feed
   im = Image.open(fp)
 File "/var/virtualenvs/centr/lib/python3.5/site-packages/PIL/Image.py", line 2299, in open
   im = _open_core(fp, filename, prefix)
 File "/var/virtualenvs/centr/lib/python3.5/site-packages/PIL/Image.py", line 2289, in _open_core
   im = factory(fp, filename)
 File "/var/virtualenvs/centr/lib/python3.5/site-packages/PIL/ImageFile.py", line 97, in __init__
   self._open()
 File "/var/virtualenvs/centr/lib/python3.5/site-packages/PIL/IcoImagePlugin.py", line 264, in _open
   self.load()
 File "/var/virtualenvs/centr/lib/python3.5/site-packages/PIL/IcoImagePlugin.py", line 267, in load
   im = self.ico.getimage(self.size)
 File "/var/virtualenvs/centr/lib/python3.5/site-packages/PIL/IcoImagePlugin.py", line 150, in getimage
   return self.frame(i)
 File "/var/virtualenvs/centr/lib/python3.5/site-packages/PIL/IcoImagePlugin.py", line 201, in frame
   ('L', 0, -1)    # 8bpp inverted, unpadded, reversed
 File "/var/virtualenvs/centr/lib/python3.5/site-packages/PIL/Image.py", line 2131, in frombuffer
   core.map_buffer(data, size, decoder_name, None, 0, args)
ValueError: buffer is not large enough

Issue Analytics

State:
Created 7 years ago
Comments:5 (2 by maintainers)

Top GitHub Comments

3reactions

Wyosotiscommented, Dec 3, 2016

Hello! I have another example URL where it still happens https://yandex.st/lego/_/Gkmfl8ZxooHEnbHJEo5KoZ0AVP0.ico

Traceback (most recent call last):
  File "D:\Project\Part 2\ex.py", line 58, in get_image_size
    p.feed(data)
  File "C:\Users\Myosotis\AppData\Local\Programs\Python\Python35-32\lib\site-packages\PIL\ImageFile.py", line 383, in feed
    im = Image.open(fp)
  File "C:\Users\Myosotis\AppData\Local\Programs\Python\Python35-32\lib\site-packages\PIL\Image.py", line 2309, in open
    im = _open_core(fp, filename, prefix)
  File "C:\Users\Myosotis\AppData\Local\Programs\Python\Python35-32\lib\site-packages\PIL\Image.py", line 2299, in _open_core
    im = factory(fp, filename)
  File "C:\Users\Myosotis\AppData\Local\Programs\Python\Python35-32\lib\site-packages\PIL\ImageFile.py", line 97, in __init__
    self._open()
  File "C:\Users\Myosotis\AppData\Local\Programs\Python\Python35-32\lib\site-packages\PIL\IcoImagePlugin.py", line 264, in _open
    self.load()
  File "C:\Users\Myosotis\AppData\Local\Programs\Python\Python35-32\lib\site-packages\PIL\IcoImagePlugin.py", line 267, in load
    im = self.ico.getimage(self.size)
  File "C:\Users\Myosotis\AppData\Local\Programs\Python\Python35-32\lib\site-packages\PIL\IcoImagePlugin.py", line 150, in getimage
    return self.frame(i)
  File "C:\Users\Myosotis\AppData\Local\Programs\Python\Python35-32\lib\site-packages\PIL\IcoImagePlugin.py", line 201, in frame
    ('L', 0, -1)    # 8bpp inverted, unpadded, reversed
  File "C:\Users\Myosotis\AppData\Local\Programs\Python\Python35-32\lib\site-packages\PIL\Image.py", line 2132, in frombuffer
    core.map_buffer(data, size, decoder_name, None, 0, args)
ValueError: buffer is not large enough

1reaction

adamncommented, Jun 9, 2016

This is broken in 0.1.7 but is now fixed 😃

So, no worries.

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