我试着运行一个程序，我被给予了一个例子，它就像一个购物网站，使用MySQL数据库而不是Django提供的原始数据库！我只是想看看有没有人理解这些错误的含义？任何信息都将不胜感激！我本可以提供网页的代码，但有太多它不适合！在Traceback (most recent call last):

File "/Library/Python/2.7/site-packages/django/utils/autoreload.py", line 226, in wrapper

fn(*args, **kwargs)

File "/Library/Python/2.7/site-packages/django/core/management/commands/runserver.py", line 121, in inner_run

self.check(display_num_errors=True)

File "/Library/Python/2.7/site-packages/django/core/management/base.py", line 374, in check

include_deployment_checks=include_deployment_checks,

File "/Library/Python/2.7/site-packages/django/core/management/base.py", line 361, in _run_checks

return checks.run_checks(**kwargs)

File "/Library/Python/2.7/site-packages/django/core/checks/registry.py", line 81, in run_checks

new_errors = check(app_configs=app_configs)

File "/Library/Python/2.7/site-packages/django/core/checks/model_checks.py", line 30, in check_all_models

errors.extend(model.check(**kwargs))

File "/Library/Python/2.7/site-packages/django/db/models/base.py", line 1266, in check

errors.extend(cls._check_fields(**kwargs))

File "/Library/Python/2.7/site-packages/django/db/models/base.py", line 1337, in _check_fields

errors.extend(field.check(**kwargs))

File "/Library/Python/2.7/site-packages/django/db/models/fields/__init__.py", line 893, in check

errors = super(AutoField, self).check(**kwargs)

File "/Library/Python/2.7/site-packages/django/db/models/fields/__init__.py", line 208, in check

errors.extend(self._check_backend_specific_checks(**kwargs))

File "/Library/Python/2.7/site-packages/django/db/models/fields/__init__.py", line 311, in _check_backend_specific_checks

return connections[db].validation.check_field(self, **kwargs)

File "/Library/Python/2.7/site-packages/django/db/backends/mysql/validation.py", line 41, in check_field

field_type = field.db_type(connection)

File "/Library/Python/2.7/site-packages/django/db/models/fields/__init__.py", line 629, in db_type

return connection.data_types[self.get_internal_type()] % data

File "/Library/Python/2.7/site-packages/django/db/__init__.py", line 33, in __getattr__

return getattr(connections[DEFAULT_DB_ALIAS], item)

File "/Library/Python/2.7/site-packages/django/utils/functional.py", line 35, in __get__

res = instance.__dict__[self.name] = self.func(instance)

File "/Library/Python/2.7/site-packages/django/db/backends/mysql/base.py", line 183, in data_types

if self.features.supports_microsecond_precision:

File "/Library/Python/2.7/site-packages/django/utils/functional.py", line 35, in __get__

res = instance.__dict__[self.name] = self.func(instance)

File "/Library/Python/2.7/site-packages/django/db/backends/mysql/features.py", line 54, in supports_microsecond_precision

return self.connection.mysql_version >= (5, 6, 4) and Database.version_info >= (1, 2, 5)

File "/Library/Python/2.7/site-packages/django/utils/functional.py", line 35, in __get__

res = instance.__dict__[self.name] = self.func(instance)

File "/Library/Python/2.7/site-packages/django/db/backends/mysql/base.py", line 367, in mysql_version

with self.temporary_connection() as cursor:

File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/contextlib.py", line 17, in __enter__

return self.gen.next()

File "/Library/Python/2.7/site-packages/django/db/backends/base/base.py", line 564, in temporary_connection

cursor = self.cursor()

File "/Library/Python/2.7/site-packages/django/db/backends/base/base.py", line 231, in cursor

cursor = self.make_debug_cursor(self._cursor())

File "/Library/Python/2.7/site-packages/django/db/backends/base/base.py", line 204, in _cursor

self.ensure_connection()

File "/Library/Python/2.7/site-packages/django/db/backends/base/base.py", line 199, in ensure_connection

self.connect()

File "/Library/Python/2.7/site-packages/django/db/utils.py", line 94, in __exit__

six.reraise(dj_exc_type, dj_exc_value, traceback)

File "/Library/Python/2.7/site-packages/django/db/backends/base/base.py", line 199, in ensure_connection

self.connect()

File "/Library/Python/2.7/site-packages/django/db/backends/base/base.py", line 171, in connect

self.connection = self.get_new_connection(conn_params)

File "/Library/Python/2.7/site-packages/django/db/backends/mysql/base.py", line 263, in get_new_connection

conn = Database.connect(**conn_params)

File "/Library/Python/2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect

return Connection(*args, **kwargs)

File "/Library/Python/2.7/site-packages/MySQLdb/connections.py", line 193, in __init__

super(Connection, self).__init__(*args, **kwargs2)

django.db.utils.OperationalError: (1045, "Access denied for user 'abc'@'localhost' (using password: YES)")