mirror of
https://github.com/pkkid/python-plexapi
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118 lines
3.4 KiB
Python
118 lines
3.4 KiB
Python
# -*- coding: utf-8 -*-
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# Python 2/3 compatability
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# Always try Py3 first
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import os
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import sys
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from sys import version_info
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ustr = str
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if version_info < (3,):
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ustr = unicode
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try:
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string_type = basestring
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except NameError:
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string_type = str
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try:
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from urllib.parse import urlencode
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except ImportError:
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from urllib import urlencode
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try:
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from urllib.parse import quote
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except ImportError:
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from urllib import quote
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try:
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from urllib.parse import quote_plus
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except ImportError:
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from urllib import quote_plus
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try:
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from urllib.parse import unquote
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except ImportError:
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from urllib import unquote
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try:
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from configparser import ConfigParser
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except ImportError:
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from ConfigParser import ConfigParser
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try:
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from xml.etree import cElementTree as ElementTree
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except ImportError:
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from xml.etree import ElementTree
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def makedirs(name, mode=0o777, exist_ok=False):
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""" Mimicks os.makedirs() from Python 3. """
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try:
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os.makedirs(name, mode)
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except OSError:
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if not os.path.isdir(name) or not exist_ok:
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raise
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def which(cmd, mode=os.F_OK | os.X_OK, path=None):
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"""Given a command, mode, and a PATH string, return the path which
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conforms to the given mode on the PATH, or None if there is no such
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file.
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`mode` defaults to os.F_OK | os.X_OK. `path` defaults to the result
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of os.environ.get("PATH"), or can be overridden with a custom search
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path.
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Copied from https://hg.python.org/cpython/file/default/Lib/shutil.py
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"""
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# Check that a given file can be accessed with the correct mode.
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# Additionally check that `file` is not a directory, as on Windows
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# directories pass the os.access check.
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def _access_check(fn, mode):
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return (os.path.exists(fn) and os.access(fn, mode)
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and not os.path.isdir(fn))
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# If we're given a path with a directory part, look it up directly rather
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# than referring to PATH directories. This includes checking relative to the
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# current directory, e.g. ./script
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if os.path.dirname(cmd):
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if _access_check(cmd, mode):
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return cmd
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return None
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if path is None:
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path = os.environ.get("PATH", os.defpath)
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if not path:
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return None
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path = path.split(os.pathsep)
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if sys.platform == "win32":
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# The current directory takes precedence on Windows.
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if not os.curdir in path:
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path.insert(0, os.curdir)
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# PATHEXT is necessary to check on Windows.
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pathext = os.environ.get("PATHEXT", "").split(os.pathsep)
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# See if the given file matches any of the expected path extensions.
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# This will allow us to short circuit when given "python.exe".
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# If it does match, only test that one, otherwise we have to try
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# others.
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if any(cmd.lower().endswith(ext.lower()) for ext in pathext):
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files = [cmd]
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else:
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files = [cmd + ext for ext in pathext]
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else:
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# On other platforms you don't have things like PATHEXT to tell you
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# what file suffixes are executable, so just pass on cmd as-is.
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files = [cmd]
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seen = set()
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for dir in path:
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normdir = os.path.normcase(dir)
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if not normdir in seen:
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seen.add(normdir)
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for thefile in files:
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name = os.path.join(dir, thefile)
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if _access_check(name, mode):
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return name
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return None
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