--- a/lib/python3.8/site-packages/pip/_internal/operations/install/legacy.py	Mon Jul 27 03:47:31 2020 -0400
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,129 +0,0 @@
-"""Legacy installation process, i.e. `setup.py install`.
-"""
-
-import logging
-import os
-from distutils.util import change_root
-
-from pip._internal.utils.deprecation import deprecated
-from pip._internal.utils.logging import indent_log
-from pip._internal.utils.misc import ensure_dir
-from pip._internal.utils.setuptools_build import make_setuptools_install_args
-from pip._internal.utils.subprocess import runner_with_spinner_message
-from pip._internal.utils.temp_dir import TempDirectory
-from pip._internal.utils.typing import MYPY_CHECK_RUNNING
-
-if MYPY_CHECK_RUNNING:
-    from typing import List, Optional, Sequence
-
-    from pip._internal.models.scheme import Scheme
-    from pip._internal.req.req_install import InstallRequirement
-
-
-logger = logging.getLogger(__name__)
-
-
-def install(
-    install_req,  # type: InstallRequirement
-    install_options,  # type: List[str]
-    global_options,  # type: Sequence[str]
-    root,  # type: Optional[str]
-    home,  # type: Optional[str]
-    prefix,  # type: Optional[str]
-    use_user_site,  # type: bool
-    pycompile,  # type: bool
-    scheme,  # type: Scheme
-):
-    # type: (...) -> None
-    # Extend the list of global and install options passed on to
-    # the setup.py call with the ones from the requirements file.
-    # Options specified in requirements file override those
-    # specified on the command line, since the last option given
-    # to setup.py is the one that is used.
-    global_options = list(global_options) + \
-        install_req.options.get('global_options', [])
-    install_options = list(install_options) + \
-        install_req.options.get('install_options', [])
-
-    header_dir = scheme.headers
-
-    with TempDirectory(kind="record") as temp_dir:
-        record_filename = os.path.join(temp_dir.path, 'install-record.txt')
-        install_args = make_setuptools_install_args(
-            install_req.setup_py_path,
-            global_options=global_options,
-            install_options=install_options,
-            record_filename=record_filename,
-            root=root,
-            prefix=prefix,
-            header_dir=header_dir,
-            home=home,
-            use_user_site=use_user_site,
-            no_user_config=install_req.isolated,
-            pycompile=pycompile,
-        )
-
-        runner = runner_with_spinner_message(
-            "Running setup.py install for {}".format(install_req.name)
-        )
-        with indent_log(), install_req.build_env:
-            runner(
-                cmd=install_args,
-                cwd=install_req.unpacked_source_directory,
-            )
-
-        if not os.path.exists(record_filename):
-            logger.debug('Record file %s not found', record_filename)
-            return
-        install_req.install_succeeded = True
-
-        # We intentionally do not use any encoding to read the file because
-        # setuptools writes the file using distutils.file_util.write_file,
-        # which does not specify an encoding.
-        with open(record_filename) as f:
-            record_lines = f.read().splitlines()
-
-    def prepend_root(path):
-        # type: (str) -> str
-        if root is None or not os.path.isabs(path):
-            return path
-        else:
-            return change_root(root, path)
-
-    for line in record_lines:
-        directory = os.path.dirname(line)
-        if directory.endswith('.egg-info'):
-            egg_info_dir = prepend_root(directory)
-            break
-    else:
-        deprecated(
-            reason=(
-                "{} did not indicate that it installed an "
-                ".egg-info directory. Only setup.py projects "
-                "generating .egg-info directories are supported."
-            ).format(install_req),
-            replacement=(
-                "for maintainers: updating the setup.py of {0}. "
-                "For users: contact the maintainers of {0} to let "
-                "them know to update their setup.py.".format(
-                    install_req.name
-                )
-            ),
-            gone_in="20.2",
-            issue=6998,
-        )
-        # FIXME: put the record somewhere
-        return
-    new_lines = []
-    for line in record_lines:
-        filename = line.strip()
-        if os.path.isdir(filename):
-            filename += os.path.sep
-        new_lines.append(
-            os.path.relpath(prepend_root(filename), egg_info_dir)
-        )
-    new_lines.sort()
-    ensure_dir(egg_info_dir)
-    inst_files_path = os.path.join(egg_info_dir, 'installed-files.txt')
-    with open(inst_files_path, 'w') as f:
-        f.write('\n'.join(new_lines) + '\n')