diff -rU3 pip-20.3-orig/src/pip/_vendor/packaging/version.py pip-20.3/src/pip/_vendor/packaging/version.py

--- pip-20.3-orig/src/pip/_vendor/packaging/version.py	2020-11-30 12:58:32.000000000 +0100

+++ pip-20.3/src/pip/_vendor/packaging/version.py	2020-12-16 21:25:15.818221608 +0100

@@ -124,11 +124,6 @@

         self._version = str(version)

         self._key = _legacy_cmpkey(self._version)

-        warnings.warn(

-            "Creating a LegacyVersion has been deprecated and will be "

-            "removed in the next major release",

-            DeprecationWarning,

-        )

     def __str__(self):

         # type: () -> str