/usr/lib/python3/dist-packages/PIL/features.py is in python3-pil 4.0.0-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 | from PIL import Image
modules = {
"pil": "PIL._imaging",
"tkinter": "PIL._imagingtk",
"freetype2": "PIL._imagingft",
"littlecms2": "PIL._imagingcms",
"webp": "PIL._webp",
"transp_webp": ("WEBP", "WebPDecoderBuggyAlpha")
}
def check_module(feature):
if feature not in modules:
raise ValueError("Unknown module %s" % feature)
module = modules[feature]
method_to_call = None
if isinstance(module, tuple):
module, method_to_call = module
try:
imported_module = __import__(module)
except ImportError:
# If a method is being checked, None means that
# rather than the method failing, the module required for the method
# failed to be imported first
return None if method_to_call else False
if method_to_call:
method = getattr(imported_module, method_to_call)
return method() is True
else:
return True
def get_supported_modules():
supported_modules = []
for feature in modules:
if check_module(feature):
supported_modules.append(feature)
return supported_modules
codecs = {
"jpg": "jpeg",
"jpg_2000": "jpeg2k",
"zlib": "zip",
"libtiff": "libtiff"
}
def check_codec(feature):
if feature not in codecs:
raise ValueError("Unknown codec %s" % feature)
codec = codecs[feature]
return codec + "_encoder" in dir(Image.core)
def get_supported_codecs():
supported_codecs = []
for feature in codecs:
if check_codec(feature):
supported_codecs.append(feature)
return supported_codecs
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