执行python manage.py runserver报错：
E:MyPythonProjectHelloWorld>python manage.py runserver
Unhandled exception in thread started by <function check_errors.<locals>.wrapper at 0x00000193F624EEE8>
Traceback (most recent call last):
File "D:Anaconda3libsite-packagesdjangoutilsautoreload.py", line 225, in wrapper
fn(*args, **kwargs)
File "D:Anaconda3libsite-packagesdjangocoremanagementcommands
unserver.py", line 109, in inner_run
autoreload.raise_last_exception()
File "D:Anaconda3libsite-packagesdjangoutilsautoreload.py", line 248, in raise_last_exception
raise _exception[1]
File "D:Anaconda3libsite-packagesdjangocoremanagement\__init__.py", line 337, in execute
autoreload.check_errors(django.setup)()
File "D:Anaconda3libsite-packagesdjangoutilsautoreload.py", line 225, in wrapper
fn(*args, **kwargs)
File "D:Anaconda3libsite-packagesdjango\__init__.py", line 24, in setup
apps.populate(settings.INSTALLED_APPS)
File "D:Anaconda3libsite-packagesdjangoapps
egistry.py", line 112, in populate
app_config.import_models()
File "D:Anaconda3libsite-packagesdjangoappsconfig.py", line 198, in import_models
self.models_module = import_module(models_module_name)
File "D:Anaconda3libimportlib\__init__.py", line 127, in import_module
return _bootstrap._gcd_import(name[level:], package, level)
File "<frozen importlib._bootstrap>", line 1006, in _gcd_import
File "<frozen importlib._bootstrap>", line 983, in _find_and_load
File "<frozen importlib._bootstrap>", line 967, in _find_and_load_unlocked
File "<frozen importlib._bootstrap>", line 677, in _load_unlocked
File "<frozen importlib._bootstrap_external>", line 728, in exec_module
File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
File "D:Anaconda3libsite-packagesdjangocontribauthmodels.py", line 2, in <module>
from django.contrib.auth.base_user import AbstractBaseUser, BaseUserManager
File "D:Anaconda3libsite-packagesdjangocontribauthase_user.py", line 47, in <module>
class AbstractBaseUser(models.Model):
File "D:Anaconda3libsite-packagesdjangodbmodelsase.py", line 101, in __new__
new_class.add_to_class('_meta', Options(meta, app_label))
File "D:Anaconda3libsite-packagesdjangodbmodelsase.py", line 305, in add_to_class
value.contribute_to_class(cls, name)
File "D:Anaconda3libsite-packagesdjangodbmodelsoptions.py", line 203, in contribute_to_class
self.db_table = truncate_name(self.db_table, connection.ops.max_name_length())
File "D:Anaconda3libsite-packagesdjangodb\__init__.py", line 33, in __getattr__
return getattr(connections[DEFAULT_DB_ALIAS], item)
File "D:Anaconda3libsite-packagesdjangodbutils.py", line 202, in __getitem__
backend = load_backend(db['ENGINE'])
File "D:Anaconda3libsite-packagesdjangodbutils.py", line 110, in load_backend
return import_module('%s.base' % backend_name)
File "D:Anaconda3libimportlib\__init__.py", line 127, in import_module
return _bootstrap._gcd_import(name[level:], package, level)
File "D:Anaconda3libsite-packagesdjangodbackendssqlite3ase.py", line 10, in <module>
from sqlite3 import dbapi2 as Database
File "D:Anaconda3libsqlite3\__init__.py", line 23, in <module>
from sqlite3.dbapi2 import *
File "D:Anaconda3libsqlite3dbapi2.py", line 27, in <module>
from _sqlite3 import *
ImportError: DLL load failed: 找不到指定的模块。
以上分析是dll的问题，解决方案参考https://blog.csdn.net/xuzhexing/article/details/90550105该篇博客
anaconda的DLLS路径下缺少sqlite3.dll,sqlite3.def两个文件，到Sqlite的官网下载dll，找准 对应的Precompiled Binaries for Windows 进行下载。
然后将解压后的sqlite3.dll,sqlite3.def两个文件复制到anaconda的DLLS路径下。