Issue #20769: Improve reload() docs. Patch by Dorian Pula.

Doc/library/importlib.rst

@@ -166,11 +166,11 @@ Functions
       except NameError:
           cache = {}
 
-   It is legal though generally not very useful to reload built-in or
-   dynamically loaded modules (this is not true for e.g. :mod:`sys`,
-   :mod:`__main__`, :mod:`builtins` and other key modules where reloading is
-   frowned upon). In many cases, however, extension modules are not designed to
-   be initialized more than once, and may fail in arbitrary ways when reloaded.
+   It is generally not very useful to reload built-in or dynamically loaded
+   modules.  Reloading :mod:`sys`, :mod:`__main__`, :mod:`builtins` and other
+   key modules is not recommended.  In many cases extension modules are not
+   designed to be initialized more than once, and may fail in arbitrary ways
+   when reloaded.
 
    If a module imports objects from another module using :keyword:`from` ...
    :keyword:`import` ..., calling :func:`reload` for the other module does not

Misc/ACKS

@@ -1098,6 +1098,7 @@ Paul Prescod
 Donovan Preston
 Paul Price
 Iuliia Proskurnia
+Dorian Pula
 Jyrki Pulliainen
 Steve Purcell
 Eduardo Pérez

Misc/NEWS

@@ -408,6 +408,8 @@ C API
 Documentation
 -------------
 
+- Issue #20769: Improve reload() docs. Patch by Dorian Pula.
+
 - Issue #23589: Remove duplicate sentence from the FAQ.  Patch by Yongzhi Pan.
 
 - Issue #24729: Correct IO tutorial to match implementation regarding