1e325c5b5b
Apparently, mypy isn't able (yet?) to deal with variables that are changing their types at runtime. Python is wonderful.
71 lines
1.4 KiB
Python
71 lines
1.4 KiB
Python
#!/usr/bin/env python3
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import collections
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import enum
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import importlib
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from typing import Dict, Optional
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from . import exiftool, video
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# make pyflakes happy
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assert Dict
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assert Optional
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# A set of extension that aren't supported, despite matching a supported mimetype
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UNSUPPORTED_EXTENSIONS = {
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'.asc',
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'.bat',
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'.brf',
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'.c',
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'.h',
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'.ksh',
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'.pl',
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'.pot',
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'.rdf',
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'.srt',
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'.wsdl',
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'.xpdl',
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'.xsd',
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'.xsl',
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}
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DEPENDENCIES = {
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'Cairo': 'cairo',
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'PyGobject': 'gi',
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'GdkPixbuf from PyGobject': 'gi.repository.GdkPixbuf',
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'Poppler from PyGobject': 'gi.repository.Poppler',
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'GLib from PyGobject': 'gi.repository.GLib',
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'Mutagen': 'mutagen',
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}
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CMD_DEPENDENCIES = {
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'Exiftool': exiftool._get_exiftool_path,
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'Ffmpeg': video._get_ffmpeg_path,
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}
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def check_dependencies() -> Dict[str, bool]:
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ret = collections.defaultdict(bool) # type: Dict[str, bool]
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for key, value in DEPENDENCIES.items():
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ret[key] = True
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try:
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importlib.import_module(value)
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except ImportError: # pragma: no cover
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ret[key] = False # pragma: no cover
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for k, v in CMD_DEPENDENCIES.items():
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ret[k] = True
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try:
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v()
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except RuntimeError: # pragma: no cover
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ret[k] = False
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return ret
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@enum.unique
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class UnknownMemberPolicy(enum.Enum):
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ABORT = 'abort'
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OMIT = 'omit'
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KEEP = 'keep'
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