django-admin报错ImportError: cannot import name 'Iterator' from 'collections' (C:\Users\admin\AppData\Local\Programs\Python\Python310\lib\collections\__init__.py)

D:\django
λ django-admin
Traceback (most recent call last):
File "C:\Users\admin\AppData\Local\Programs\Python\Python310\lib\runpy.py", line 196, in run_module_as_main
return run_code(code, main_globals, None,
File "C:\Users\admin\AppData\Local\Programs\Python\Python310\lib\runpy.py", line 86, in run_code
exec(code, run_globals)
File "C:\Users\admin\AppData\Local\Programs\Python\Python310\Scripts\django-admin.exe_main.py", line 4, in
File "C:\Users\admin\AppData\Local\Programs\Python\Python310\lib\site-packages\django\core\management_ init .py", line 13, in
from django.core.management.base import (
File "C:\Users\admin\AppData\Local\Programs\Python\Python310\lib\site-packages\django\core\management\base.py", line 17, in
from django.db.migrations.exceptions import MigrationSchemaMissing
File "C:\Users\admin\AppData\Local\Programs\Python\Python310\lib\site-packages\django\db\migrations_ init .py", line 2, in
from .operations import * # NOQA
File "C:\Users\admin\AppData\Local\Programs\Python\Python310\lib\site-packages\django\db\migrations\operations_ init_.py", line 1, in
from .fields import AddField, AlterField, RemoveField, RenameField
File "C:\Users\admin\AppData\Local\Programs\Python\Python310\lib\site-packages\django\db\migrations\operations\fields.py", line 3, in
from django.db.models.fields import NOT_PROVIDED
File "C:\Users\admin\AppData\Local\Programs\Python\Python310\lib\site-packages\django\db\models_ init_.py", line 6, in
from django.db.models.deletion import ( # NOQA
File "C:\Users\admin\AppData\Local\Programs\Python\Python310\lib\site-packages\django\db\models\deletion.py", line 5, in
from django.db.models import signals, sql
File "C:\Users\admin\AppData\Local\Programs\Python\Python310\lib\site-packages\django\db\models\sql_ init_.py", line 2, in
from django.db.models.sql.query import * # NOQA
File "C:\Users\admin\AppData\Local\Programs\Python\Python310\lib\site-packages\django\db\models\sql\query.py", line 11, in
from collections import Counter, Iterator, Mapping, OrderedDict
ImportError: cannot import name 'Iterator' from 'collections' (C:\Users\admin\AppData\Local\Programs\Python\Python310\lib\collections_ init_.py)

原因因为python3.10版本，库collections 停用了，其中就包含了 pygal._compat.py 中的 from collections import Iterator；可以换个低版本python。