Realmente vi que ta usando mesmo python 3.6 fiz algumas observações peguei uma sugestão do link acima a qual instalei por lá mesmo tentei só comando assim django-admin apareceu isso aqui no cmd
Microsoft Windows [versão 10.0.16299.309]
(c) 2017 Microsoft Corporation. Todos os direitos reservados.
C:\Users\staff>django-admin
Traceback (most recent call last):
File "c:\users\staff\appdata\local\programs\python\python36-32\lib\runpy.py", line 193, in _run_module_as_main
"__main__", mod_spec)
File "c:\users\staff\appdata\local\programs\python\python36-32\lib\runpy.py", line 85, in _run_code
exec(code, run_globals)
File "C:\Users\staff\AppData\Local\Programs\Python\Python36-32\Scripts\django-admin.exe\__main__.py", line 9, in <module>
File "c:\users\staff\appdata\local\programs\python\python36-32\lib\site-packages\django\core\management\__init__.py", line 385, in execute_from_command_line
utility.execute()
File "c:\users\staff\appdata\local\programs\python\python36-32\lib\site-packages\django\core\management\__init__.py", line 354, in execute
django.setup()
File "c:\users\staff\appdata\local\programs\python\python36-32\lib\site-packages\django\__init__.py", line 18, in setup
from django.utils.log import configure_logging
File "c:\users\staff\appdata\local\programs\python\python36-32\lib\site-packages\django\utils\log.py", line 13, in <module>
from django.views.debug import ExceptionReporter, get_exception_reporter_filter
File "c:\users\staff\appdata\local\programs\python\python36-32\lib\site-packages\django\views\debug.py", line 10, in <module>
from django.http import (HttpResponse, HttpResponseServerError,
File "c:\users\staff\appdata\local\programs\python\python36-32\lib\site-packages\django\http\__init__.py", line 4, in <module>
from django.http.response import (
File "c:\users\staff\appdata\local\programs\python\python36-32\lib\site-packages\django\http\response.py", line 13, in <module>
from django.core.serializers.json import DjangoJSONEncoder
File "c:\users\staff\appdata\local\programs\python\python36-32\lib\site-packages\django\core\serializers\__init__.py", line 23, in <module>
from django.core.serializers.base import SerializerDoesNotExist
File "c:\users\staff\appdata\local\programs\python\python36-32\lib\site-packages\django\core\serializers\base.py", line 6, in <module>
from django.db import models
File "c:\users\staff\appdata\local\programs\python\python36-32\lib\site-packages\django\db\models\__init__.py", line 6, in <module>
from django.db.models.query import Q, QuerySet, Prefetch # NOQA
File "c:\users\staff\appdata\local\programs\python\python36-32\lib\site-packages\django\db\models\query.py", line 13, in <module>
from django.db.models.fields import AutoField, Empty
File "c:\users\staff\appdata\local\programs\python\python36-32\lib\site-packages\django\db\models\fields\__init__.py", line 18, in <module>
from django import forms
File "c:\users\staff\appdata\local\programs\python\python36-32\lib\site-packages\django\forms\__init__.py", line 6, in <module>
from django.forms.fields import * # NOQA
File "c:\users\staff\appdata\local\programs\python\python36-32\lib\site-packages\django\forms\fields.py", line 18, in <module>
from django.forms.utils import from_current_timezone, to_current_timezone
File "c:\users\staff\appdata\local\programs\python\python36-32\lib\site-packages\django\forms\utils.py", line 15, in <module>
from django.utils.html import format_html, format_html_join, escape
File "c:\users\staff\appdata\local\programs\python\python36-32\lib\site-packages\django\utils\html.py", line 16, in <module>
from .html_parser import HTMLParser, HTMLParseError
File "c:\users\staff\appdata\local\programs\python\python36-32\lib\site-packages\django\utils\html_parser.py", line 12, in <module>
HTMLParseError = _html_parser.HTMLParseError
AttributeError: module 'html.parser' has no attribute 'HTMLParseError'
C:\Users\staff>