v3.10.20
bpo-39580: add check for CLI installation on macOS (GH-20271)
bpo-33290: Have macOS installer remove "pip" alias (GH-6683)
Updates to the OS X installer for 3.5.0b3: - update installer ReadMe file - suppress installer per-file byte-compilation messages to system log - speed up installer byte-compilation - isolate ensurepip install from user site-packages
bpo-29076: Add fish support to macOS installer (GH-23302)