Raymond Hettinger added the comment:
The link to https://docs.python.org/3.9/library/stdtypes.html#typesmapping
isn't a forward reference. It is a link to the main docs which is entirely
appropriate and likely the only way a beginner would find that section.
I concur with Terry that this
Jesse Silverman added the comment:
Agreed with the exception that I'd like to review whether the forward reference
to dict in the tutorial might be better suited to people working thru the
tutorial than the current forward reference to the real docs.
I got to take a look at Eric Matthes'
Terry J. Reedy added the comment:
For 4.2, the point is the '.copy()' versus the 'active_users' copy. I think a
real beginner would, or should, ignore any other details not immediately
familiar.
4.7.2 Keyword arguments. It is simply a fact that including the full
discussion here
