我真的不知道从哪里开始这个错误消息，所以想知道以前是否有人见过类似的事情？奇怪的是我的CSV导入本身实际上运行正常，但我对错误消息感到担心：
Applying csvimport.0002_test_models...Traceback (most recent call last):
File "/home/mikey/.virtualenvs/fanta/lib/python3.5/site-packages/django/db/backends/utils.py", line 65, in execute
return self.cursor.execute(sql, params)
psycopg2.ProgrammingError: syntax error at or near "csvtests_country"
LINE 1: ...CONSTRAINT "csvtests_item_country_id_5f8b06b9_fk_"csvtests_c...
^
The above exception was the direct cause of the following exception:
Traceback (most recent call last):
File "manage.py", line 22, in <module>
execute_from_command_line(sys.argv)
File "/home/mikey/.virtualenvs/fanta/lib/python3.5/site-packages/django/core/management/__init__.py", line 364, in execute_from_command_line
utility.execute()
File "/home/mikey/.virtualenvs/fanta/lib/python3.5/site-packages/django/core/management/__init__.py", line 356, in execute
self.fetch_command(subcommand).run_from_argv(self.argv)
File "/home/mikey/.virtualenvs/fanta/lib/python3.5/site-packages/django/core/management/base.py", line 283, in run_from_argv
self.execute(*args, **cmd_options)
File "/home/mikey/.virtualenvs/fanta/lib/python3.5/site-packages/django/core/management/base.py", line 330, in execute
output = self.handle(*args, **options)
File "/home/mikey/.virtualenvs/fanta/lib/python3.5/site-packages/django/core/management/commands/migrate.py", line 204, in handle
fake_initial=fake_initial,
File "/home/mikey/.virtualenvs/fanta/lib/python3.5/site-packages/django/db/migrations/executor.py", line 115, in migrate
state = self._migrate_all_forwards(state, plan, full_plan, fake=fake, fake_initial=fake_initial)
File "/home/mikey/.virtualenvs/fanta/lib/python3.5/site-packages/django/db/migrations/executor.py", line 145, in _migrate_all_forwards
state = self.apply_migration(state, migration, fake=fake, fake_initial=fake_initial)
File "/home/mikey/.virtualenvs/fanta/lib/python3.5/site-packages/django/db/migrations/executor.py", line 244, in apply_migration
state = migration.apply(state, schema_editor)
File "/home/mikey/.virtualenvs/fanta/lib/python3.5/site-packages/django/db/backends/base/schema.py", line 93, in __exit__
self.execute(sql)
File "/home/mikey/.virtualenvs/fanta/lib/python3.5/site-packages/django/db/backends/base/schema.py", line 120, in execute
cursor.execute(sql, params)
File "/home/mikey/.virtualenvs/fanta/lib/python3.5/site-packages/django/db/backends/utils.py", line 80, in execute
return super(CursorDebugWrapper, self).execute(sql, params)
File "/home/mikey/.virtualenvs/fanta/lib/python3.5/site-packages/django/db/backends/utils.py", line 65, in execute
return self.cursor.execute(sql, params)
File "/home/mikey/.virtualenvs/fanta/lib/python3.5/site-packages/django/db/utils.py", line 94, in __exit__
six.reraise(dj_exc_type, dj_exc_value, traceback)
File "/home/mikey/.virtualenvs/fanta/lib/python3.5/site-packages/django/utils/six.py", line 685, in reraise
raise value.with_traceback(tb)
File "/home/mikey/.virtualenvs/fanta/lib/python3.5/site-packages/django/db/backends/utils.py", line 65, in execute
return self.cursor.execute(sql, params)
django.db.utils.ProgrammingError: syntax error at or near "csvtests_country"
LINE 1: ...CONSTRAINT "csvtests_item_country_id_5f8b06b9_fk_"csvtests_c...
^
我甚至无法从错误消息中告诉可能是源文件的潜在.py文件。我的models.py似乎很好，设置似乎很好。有什么想法吗？