21 lines
512 B
Python
21 lines
512 B
Python
#!/usr/bin/env python
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# vim:fileencoding=utf-8
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# License: GPL v3 Copyright: 2018, Kovid Goyal <kovid at kovidgoyal.net>
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import shutil
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import warnings
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class ImageSupportWarning(Warning):
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pass
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def images_supported():
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ans = getattr(images_supported, 'ans', None)
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if ans is None:
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ans = shutil.which('convert') is not None
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images_supported.ans = ans
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if not ans:
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warnings.warn('ImageMagick not found images cannot be displayed', ImageSupportWarning)
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return ans
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