有人可以指导我为什么我在venv pycharm中不断收到这些错误吗?

时间:2018-10-04 04:32:29

标签: python django pycharm virtualenv psycopg2

我尝试重新安装python,因为我有32位,而我的系统是64位。我在网上找到并替换了缺少的python27.dll,而psycopg2仍然存在一些错误,我试图用stickpeople的psycopg替换它,但仍然不断出错。任何帮助。

python manage.py migrate
Traceback (most recent call last):
File "manage.py", line 10, in <module>
execute_from_command_line(sys.argv)
File "C:\Python27\lib\site-packages\django\core\management\__init__.py", 
line 354, in execute_from_command_line
utility.execute()
File "C:\Python27\lib\site-packages\django\core\management\__init__.py", 
line 346, in execute
self.fetch_command(subcommand).run_from_argv(self.argv)
File "C:\Python27\lib\site-packages\django\core\management\base.py", line 
394, in run_from_argv
self.execute(*args, **cmd_options)
File "C:\Python27\lib\site-packages\django\core\management\base.py", line 
445, in execute
output = self.handle(*args, **options)
File "C:\Python27\lib\site- 
packages\django\core\management\commands\migrate.py", line 93, in handle
executor = MigrationExecutor(connection, self.migration_progress_callback)
File "C:\Python27\lib\site-packages\django\db\migrations\executor.py", line 
19, in __init__
self.loader = MigrationLoader(self.connection)
File "C:\Python27\lib\site-packages\django\db\migrations\loader.py", line 
47, in __init__
self.build_graph()
File "C:\Python27\lib\site-packages\django\db\migrations\loader.py", line 
191, in build_graph
self.applied_migrations = recorder.applied_migrations()
File "C:\Python27\lib\site-packages\django\db\migrations\recorder.py", line 
59, in applied_migrations
self.ensure_schema()
File "C:\Python27\lib\site-packages\django\db\migrations\recorder.py", line 
49, in ensure_schema
if self.Migration._meta.db_table in 
self.connection.introspection.table_names(self.connection.cursor()):
File "C:\Python27\lib\site-packages\django\db\backends\base\base.py", line 
164, in cursor
cursor = self.make_cursor(self._cursor())
File "C:\Python27\lib\site-packages\django\db\backends\base\base.py", line 
135, in _cursor
self.ensure_connection()
File "C:\Python27\lib\site-packages\django\db\backends\base\base.py", line 
130, in ensure_connection
self.connect()
File "C:\Python27\lib\site-packages\django\db\utils.py", line 98, in 
__exit__
six.reraise(dj_exc_type, dj_exc_value, traceback)
File "C:\Python27\lib\site-packages\django\db\backends\base\base.py", line 
130, in ensure_connection
self.connect()
File "C:\Python27\lib\site-packages\django\db\backends\base\base.py", line 
119, in connect
self.connection = self.get_new_connection(conn_params)
File "C:\Python27\lib\site- 
packages\django\db\backends\postgresql_psycopg2\base.py", line 176, in 
get_new_connection
connection = Database.connect(**conn_params)
File "C:\Python27\lib\site-packages\psycopg2\__init__.py", line 164, in 
connect
conn = _connect(dsn, connection_factory=connection_factory, async=async)
django.db.utils.OperationalError: could not translate host name "127.0.0.1 " 
to address: Unknown host

0 个答案:

没有答案