def ExitStack(): # pylint: disable=invalid-name
"""Returns ExitStack from contextlib2 if run under Python 2 and from
contextlib if run under Python 3.
Returns:
contextlib.ExitStack or contextlib2.ExitStack. The ExitStack object.
"""
try:
from contextlib import ExitStack as impl # pylint: disable=import-only-modules
except ImportError:
from contextlib2 import ExitStack as impl # pylint: disable=import-only-modules
return impl()
def nullcontext(enter_result=None):
"""Returns nullcontext from contextlib2 if run under Python 2 and from
contextlib if run under Python 3.
Args:
enter_result: *. The object returned by the nullcontext when entered.
Returns:
contextlib.nullcontext or contextlib2.nullcontext. The nullcontext
object.
"""
try:
from contextlib import nullcontext as impl # pylint: disable=import-only-modules
except ImportError:
from contextlib2 import nullcontext as impl # pylint: disable=import-only-modules
return impl(enter_result=enter_result)
def redirect_stdout(new_target):
"""Returns redirect_stdout from contextlib2 if run under Python 2 and from
contextlib if run under Python 3.
Args:
new_target: FileLike. The file-like object all messages printed to
stdout will be redirected to.
Returns:
contextlib.redirect_stdout or contextlib2.redirect_stdout. The
redirect_stdout object.
"""
try:
from contextlib import redirect_stdout as impl # pylint: disable=import-only-modules
except ImportError:
from contextlib2 import redirect_stdout as impl # pylint: disable=import-only-modules
return impl(new_target)
def SimpleXMLRPCServer( # pylint: disable=invalid-name
addr,
requestHandler=None,
logRequests=True,
allow_none=False,
encoding=None,
bind_and_activate=True):
"""Returns SimpleXMLRPCServer from SimpleXMLRPCServer module if run under
Python 2 and from xmlrpc module if run under Python 3.
Args:
addr: tuple(str, int). The host and port of the server.
requestHandler: callable. A factory for request handler instances.
Defaults to SimpleXMLRPCRequestHandler.
logRequests: bool. Whether to log the requests sent to the server.
allow_none: bool. Permits None in the XML-RPC responses that will be
returned from the server.
encoding: str|None. The encoding used by the XML-RPC responses that will
be returned from the server.
bind_and_activate: bool. Whether server_bind() and server_activate() are
called immediately by the constructor; defaults to true. Setting it
to false allows code to manipulate the allow_reuse_address class
variable before the address is bound.
Returns:
SimpleXMLRPCServer. The SimpleXMLRPCServer object.
"""
try:
from xmlrpc.server import SimpleXMLRPCServer as impl # pylint: disable=import-only-modules
except ImportError:
from SimpleXMLRPCServer import SimpleXMLRPCServer as impl # pylint: disable=import-only-modules
if requestHandler is None:
try:
from xmlrpc.server import SimpleXMLRPCRequestHandler # pylint: disable=import-only-modules
except ImportError:
from SimpleXMLRPCServer import SimpleXMLRPCRequestHandler # pylint: disable=import-only-modules
requestHandler = SimpleXMLRPCRequestHandler
return impl(addr,
requestHandler=requestHandler,
logRequests=logRequests,
allow_none=allow_none,
encoding=encoding,
bind_and_activate=bind_and_activate)