Issue #15056: imp.cache_from_source() and source_from_cache() raise
NotimplementedError when sys.implementation.cache_tag is None. Thanks to Pranav Ravichandran for taking an initial stab at the patch.
B
Brett Cannon committed
19a2f5961ce235e9ca9944069b0f5f21b340de9c
Parent: bf7eab0