--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/lib/python3.8/site-packages/pip/_internal/utils/distutils_args.py	Mon Jul 27 03:47:31 2020 -0400
@@ -0,0 +1,48 @@
+from distutils.errors import DistutilsArgError
+from distutils.fancy_getopt import FancyGetopt
+
+from pip._internal.utils.typing import MYPY_CHECK_RUNNING
+
+if MYPY_CHECK_RUNNING:
+    from typing import Dict, List
+
+
+_options = [
+    ("exec-prefix=", None, ""),
+    ("home=", None, ""),
+    ("install-base=", None, ""),
+    ("install-data=", None, ""),
+    ("install-headers=", None, ""),
+    ("install-lib=", None, ""),
+    ("install-platlib=", None, ""),
+    ("install-purelib=", None, ""),
+    ("install-scripts=", None, ""),
+    ("prefix=", None, ""),
+    ("root=", None, ""),
+    ("user", None, ""),
+]
+
+
+# typeshed doesn't permit Tuple[str, None, str], see python/typeshed#3469.
+_distutils_getopt = FancyGetopt(_options)  # type: ignore
+
+
+def parse_distutils_args(args):
+    # type: (List[str]) -> Dict[str, str]
+    """Parse provided arguments, returning an object that has the
+    matched arguments.
+
+    Any unknown arguments are ignored.
+    """
+    result = {}
+    for arg in args:
+        try:
+            _, match = _distutils_getopt.getopt(args=[arg])
+        except DistutilsArgError:
+            # We don't care about any other options, which here may be
+            # considered unrecognized since our option list is not
+            # exhaustive.
+            pass
+        else:
+            result.update(match.__dict__)
+    return result