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diff --git a/Lib/ensurepip/__init__.py b/Lib/ensurepip/__init__.py
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index 4748ba4..fc02255 100644
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--- a/Lib/ensurepip/__init__.py
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+++ b/Lib/ensurepip/__init__.py
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@@ -1,16 +1,27 @@
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+import distutils.version
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+import glob
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import os
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import os.path
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-import pkgutil
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import sys
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import tempfile
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__all__ = ["version", "bootstrap"]
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+_WHEEL_DIR = "/usr/share/python-wheels/"
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-_SETUPTOOLS_VERSION = "40.6.2"
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-_PIP_VERSION = "18.1"
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+def _get_most_recent_wheel_version(pkg):
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+ prefix = os.path.join(_WHEEL_DIR, "{}-".format(pkg))
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+ suffix = "-py2.py3-none-any.whl"
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+ pattern = "{}*{}".format(prefix, suffix)
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+ versions = (p[len(prefix):-len(suffix)] for p in glob.glob(pattern))
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+ return str(max(versions, key=distutils.version.LooseVersion))
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+
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+
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+_SETUPTOOLS_VERSION = _get_most_recent_wheel_version("setuptools")
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+
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+_PIP_VERSION = _get_most_recent_wheel_version("pip")
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_PROJECTS = [
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("setuptools", _SETUPTOOLS_VERSION),
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@@ -94,12 +105,9 @@ def _bootstrap(*, root=None, upgrade=False, user=False,
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additional_paths = []
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for project, version in _PROJECTS:
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wheel_name = "{}-{}-py2.py3-none-any.whl".format(project, version)
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- whl = pkgutil.get_data(
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- "ensurepip",
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- "_bundled/{}".format(wheel_name),
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- )
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- with open(os.path.join(tmpdir, wheel_name), "wb") as fp:
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- fp.write(whl)
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+ with open(os.path.join(_WHEEL_DIR, wheel_name), "rb") as sfp:
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+ with open(os.path.join(tmpdir, wheel_name), "wb") as fp:
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+ fp.write(sfp.read())
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additional_paths.append(os.path.join(tmpdir, wheel_name))
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