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author | James Taylor <user234683@users.noreply.github.com> | 2018-09-14 19:32:27 -0700 |
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committer | James Taylor <user234683@users.noreply.github.com> | 2018-09-14 19:32:27 -0700 |
commit | 4212164e91ba2f49583cf44ad623a29b36db8f77 (patch) | |
tree | 47aefe3c0162f03e0c823b43873356f69c1cd636 /python/gevent/_compat.py | |
parent | 6ca20ff7010f2bafc7fefcb8cad982be27a8aeae (diff) | |
download | yt-local-4212164e91ba2f49583cf44ad623a29b36db8f77.tar.lz yt-local-4212164e91ba2f49583cf44ad623a29b36db8f77.tar.xz yt-local-4212164e91ba2f49583cf44ad623a29b36db8f77.zip |
Windows: Use 32-bit distribution of python
Diffstat (limited to 'python/gevent/_compat.py')
-rw-r--r-- | python/gevent/_compat.py | 116 |
1 files changed, 114 insertions, 2 deletions
diff --git a/python/gevent/_compat.py b/python/gevent/_compat.py index 96f5f93..22bad70 100644 --- a/python/gevent/_compat.py +++ b/python/gevent/_compat.py @@ -5,12 +5,19 @@ internal gevent python 2/python 3 bridges. Not for external use. from __future__ import print_function, absolute_import, division - import sys +import os + PY2 = sys.version_info[0] == 2 PY3 = sys.version_info[0] >= 3 PYPY = hasattr(sys, 'pypy_version_info') +WIN = sys.platform.startswith("win") +LINUX = sys.platform.startswith('linux') +OSX = sys.platform == 'darwin' + + +PURE_PYTHON = PYPY or os.getenv('PURE_PYTHON') ## Types @@ -18,13 +25,20 @@ if PY3: string_types = (str,) integer_types = (int,) text_type = str + native_path_types = (str, bytes) + thread_mod_name = '_thread' else: import __builtin__ # pylint:disable=import-error - string_types = __builtin__.basestring, + string_types = (__builtin__.basestring,) text_type = __builtin__.unicode integer_types = (int, __builtin__.long) + native_path_types = string_types + thread_mod_name = 'thread' +def NativeStrIO(): + import io + return io.BytesIO() if str is bytes else io.StringIO() ## Exceptions if PY3: @@ -32,17 +46,115 @@ if PY3: if value.__traceback__ is not tb and tb is not None: raise value.with_traceback(tb) raise value + def exc_clear(): + pass else: from gevent._util_py2 import reraise # pylint:disable=import-error,no-name-in-module reraise = reraise # export + exc_clear = sys.exc_clear + +## import locks +try: + # In Python 3.4 and newer in CPython and PyPy3, + # imp.acquire_lock and imp.release_lock are delegated to + # '_imp'. (Which is also used by importlib.) 'imp' itself is + # deprecated. Avoid that warning. + import _imp as imp +except ImportError: + import imp +imp_acquire_lock = imp.acquire_lock +imp_release_lock = imp.release_lock ## Functions if PY3: iteritems = dict.items itervalues = dict.values xrange = range + izip = zip + else: iteritems = dict.iteritems # python 3: pylint:disable=no-member itervalues = dict.itervalues # python 3: pylint:disable=no-member xrange = __builtin__.xrange + from itertools import izip # python 3: pylint:disable=no-member,no-name-in-module + izip = izip + +# fspath from 3.6 os.py, but modified to raise the same exceptions as the +# real native implementation. +# Define for testing +def _fspath(path): + """ + Return the path representation of a path-like object. + + If str or bytes is passed in, it is returned unchanged. Otherwise the + os.PathLike interface is used to get the path representation. If the + path representation is not str or bytes, TypeError is raised. If the + provided path is not str, bytes, or os.PathLike, TypeError is raised. + """ + if isinstance(path, native_path_types): + return path + + # Work from the object's type to match method resolution of other magic + # methods. + path_type = type(path) + try: + path_type_fspath = path_type.__fspath__ + except AttributeError: + raise TypeError("expected str, bytes or os.PathLike object, " + "not " + path_type.__name__) + + path_repr = path_type_fspath(path) + if isinstance(path_repr, native_path_types): + return path_repr + + raise TypeError("expected {}.__fspath__() to return str or bytes, " + "not {}".format(path_type.__name__, + type(path_repr).__name__)) +try: + from os import fspath # pylint: disable=unused-import,no-name-in-module +except ImportError: + # if not available, use the Python version as transparently as + # possible + fspath = _fspath + fspath.__name__ = 'fspath' + +try: + from os import fsencode # pylint: disable=unused-import,no-name-in-module +except ImportError: + encoding = sys.getfilesystemencoding() or ('utf-8' if not WIN else 'mbcs') + errors = 'strict' if WIN and encoding == 'mbcs' else 'surrogateescape' + + # Added in 3.2, so this is for Python 2.7. Note that it doesn't have + # sys.getfilesystemencodeerrors(), which was added in 3.6 + def fsencode(filename): + """Encode filename (an os.PathLike, bytes, or str) to the filesystem + encoding with 'surrogateescape' error handler, return bytes unchanged. + On Windows, use 'strict' error handler if the file system encoding is + 'mbcs' (which is the default encoding). + """ + filename = fspath(filename) # Does type-checking of `filename`. + if isinstance(filename, bytes): + return filename + + try: + return filename.encode(encoding, errors) + except LookupError: + # Can't encode it, and the error handler doesn't + # exist. Probably on Python 2 with an astral character. + # Not sure how to handle this. + raise UnicodeEncodeError("Can't encode path to filesystem encoding") + + +## Clocks +try: + # Python 3.3+ (PEP 418) + from time import perf_counter + perf_counter = perf_counter +except ImportError: + import time + + if sys.platform == "win32": + perf_counter = time.clock + else: + perf_counter = time.time |