fix: iterator types and iterator definition clean up.

Author: praisetompane

.spellcheck_exceptions_dictionary.txt

@@ -8,11 +8,19 @@ REPL
 BNF
 UTF
 MYINC
+ASGI
+WSGI
 
 
 # authors
 Rossum
 praisetompane
+Grimson
+Guttag
+ionelmc
+staskoltsov
+Johni
+Marangon
 
 
 # domain specific
@@ -56,6 +64,8 @@ init
 
 
 # technology:
+FastAPI
+gunicorn
 JVM
 pyspelling
 pytest
@@ -67,16 +77,28 @@ ensurepip
 setuptools
 venv
 pipenv
+sqlalchemy
+libpq
+psycopg
+mako
 
 
 # institutions:
 pypa
 pypi
 hackerrank
 roadmap
+palletsprojects
+HarvardX
+mitopenlearning
+runestone
+stackoverflow
+vidhya
+redhat
 
 
 # urls:
+readthedocs
 src
 txt
 py
@@ -101,6 +123,38 @@ wz
 iter
 tp
 typeobj
+KMDT
+LjAuMA
+MDAy
+MDEz
+MDcxMy
+MITx
+MTYyMjc
+MTczNjMwNjAwMS
+MTgxMTI
+MzA
+NzM
+edx
+gcl
+gei
+gl
+goodpractices
+thinkcspy
+lms
+utm
+xLjEuMTczNjMwNjQ
+xNzM
+xp
+quickstart
+hmq
+wLjA
+bd
+johnid
+johnidouglasmarangon
+ouglasmarangon
+uptodate
+makotemplates
+ae
 
 
 # pythons implementations:

README.md

@@ -30,6 +30,7 @@
 - [developer contribution guide](https://devguide.python.org/)
 - memory model:
   - [computational complexity cost model](https://ocw.mit.edu/courses/6-006-introduction-to-algorithms-fall-2011/pages/readings/python-cost-model/)
+- [glossary](https://docs.python.org/3.11/glossary.html)
 - history:
   - [The Story of Python, by Its Creator, Guido van Rossum](https://www.youtube.com/watch?v=J0Aq44Pze-w)
 

dictionary.dic

@@ -3,23 +3,27 @@ def iterator:
     - formal:
       - in words: an object that represents a stream of data.
 
-    - properties:
-      - forward and reserve traversal.
-      - can only be traversed once.
     - plain english: ???
 
     - intuition: ???
 
-    - properties: ???
-
+    - properties:
+      - specification: PEP 234 – Iterators. https://peps.python.org/pep-0234/
+      - iterator protocol: https://docs.python.org/3/c-api/iter.html
+      - types: https://docs.python.org/3/c-api/iterator.html
+        - sequence iterator
+        - callable object + sentinel value iterator    
+      - forward and reserve traversal.
+        - can only be traversed once.
+      
     - examples: ???
 
     - use cases: ???
         
     - proof: None. It is a definition.
       
   References:
-    PEP 234 – Iterators. https://peps.python.org/pep-0234/
+    https://docs.python.org/3.11/glossary.html#term-iterator
 """
 
 collection = [i for i in range(5)]