Commit 3ae62a37 authored by Arun Babu Neelicattu's avatar Arun Babu Neelicattu
Browse files

executor: fix compatibility issue w/ py2 on windows 

Python 2 running on Windows, causes thread leaks which
leads console io write errors when using pastel. This
works around the issue by limiting to a single worker
in these environments.
parent 427fc4aa

poetry/installation/executor.py

+3 −1
Original line number Diff line number Diff line
@@ -12,6 +12,8 @@ from subprocess import CalledProcessError 
from poetry.core.packages.file_dependency import FileDependency

from poetry.core.packages.utils.link import Link

from poetry.io.null_io import NullIO

from poetry.utils._compat import PY2

from poetry.utils._compat import WINDOWS

from poetry.utils._compat import OrderedDict

from poetry.utils._compat import Path

from poetry.utils._compat import cpu_count
@@ -39,7 +41,7 @@ class Executor(object): 
        self._chef = Chef(config, self._env)

        self._chooser = Chooser(pool, self._env)



        if parallel:

        if parallel and not (PY2 and WINDOWS):

            # This should be directly handled by ThreadPoolExecutor

            # however, on some systems the number of CPUs cannot be determined

            # (it raises a NotImplementedError), so, in this case, we assume