asyncio - The asyncio package, tracking PEP 3156.
distutils.versionpredicate - Module for parsing and testing package version predicate strings.
email - A package for parsing, handling, and generating email messages.
email._policybase - Policy framework for the email package.
email.errors - email package exception classes.
email.message - Basic message object for the email package object model.
encodings - Standard "encodings" Package
idlelib - The idlelib package implements the Idle application.
lib2to3.pgen2 - The pgen2 package.
logging - Logging package for Python. Based on PEP 282 and comments thereto in
logging.config - Configuration functions for the logging package for Python. The core package
logging.handlers - Additional handlers for the logging package for Python. The core package is
pkgutil - Utilities to support packages.
site - Append module search paths for third-party packages to sys.path.
test.test_importlib.import_.test___package__ - PEP 366 ("Main module explicit relative imports") specifies the
test.test_importlib.import_.test_packages
test.test_tools.test_i18n - Tests to cover the Tools/i18n package
test.tracedmodules - This package contains modules that help testing the trace.py module. Note
venv - Virtual environment (venv) package for Python. Based on PEP 405.
chardet.enums - All of the Enums that are used throughout the chardet package.
idna.package_data
lxml.ElementInclude - Limited XInclude support for the ElementTree package.
lxml.isoschematron - The ``lxml.isoschematron`` package implements ISO Schematron support on top
pip._internal.cli - Subpackage containing all of pip's command line interface related code
pip._internal.commands - Package containing all pip commands
pip._internal.exceptions - Exceptions used throughout package
pip._internal.models - A package that contains models that represent entities.
pip._internal.operations.check - Validation of dependencies of packages
pip._internal.wheel - Support for installing and building the "wheel" binary package format.
pip._vendor.chardet.enums - All of the Enums that are used throughout the chardet package.
pip._vendor.distlib.metadata - Implementation of the Metadata for Python packages PEPs.
pip._vendor.distro - The ``distro`` package (``distro`` stands for Linux Distribution) provides
pip._vendor.idna.package_data
pip._vendor.pep517 - Wrappers to build Python packages using PEP 517 hooks
pip._vendor.pkg_resources - Package resource API
pip._vendor.requests.packages
pip._vendor.urllib3.packages
pip._vendor.urllib3.packages.backports
pip._vendor.urllib3.packages.backports.makefile - backports.makefile
pip._vendor.urllib3.packages.six - Utilities for writing code that runs on Python 2 and 3
pip._vendor.urllib3.packages.ssl_match_hostname
pip._vendor.urllib3.packages.ssl_match_hostname._implementation - The match_hostname() function from Python 3.3.3, essential when using SSL.
pkg_resources - Package resource API
requests.packages
setuptools.package_index - PyPI and direct package downloading
urllib3.packages
urllib3.packages.backports
urllib3.packages.backports.makefile - backports.makefile
urllib3.packages.ordered_dict
urllib3.packages.six - Utilities for writing code that runs on Python 2 and 3
urllib3.packages.ssl_match_hostname
urllib3.packages.ssl_match_hostname._implementation - The match_hostname() function from Python 3.3.3, essential when using SSL.

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