youtubeにて djangoでデプロイしようとし requirements.txt, requirements.dev.txt Procfile,runtimeファイル を作成し、settings.py にて書き換えをし、デプロイを行おうとした
python manage.py runserver 時に エラーが発生
tem check identified no issues (0 silenced). Exception in thread django-main-thread: Traceback (most recent call last): File "/Users/nishimuraryoutarou/opt/anaconda3/envs/app4/lib/python3.9/site-packages/django/db/backends/base/base.py", line 219, in ensure_connection self.connect() File "/Users/nishimuraryoutarou/opt/anaconda3/envs/app4/lib/python3.9/site-packages/django/utils/asyncio.py", line 33, in inner return func(*args, **kwargs) File "/Users/nishimuraryoutarou/opt/anaconda3/envs/app4/lib/python3.9/site-packages/django/db/backends/base/base.py", line 200, in connect self.connection = self.get_new_connection(conn_params) File "/Users/nishimuraryoutarou/opt/anaconda3/envs/app4/lib/python3.9/site-packages/django/utils/asyncio.py", line 33, in inner return func(*args, **kwargs) File "/Users/nishimuraryoutarou/opt/anaconda3/envs/app4/lib/python3.9/site-packages/django/db/backends/sqlite3/base.py", line 209, in get_new_connection conn = Database.connect(**conn_params) sqlite3.OperationalError: unable to open database file The above exception was the direct cause of the following exception: Traceback (most recent call last): File "/Users/nishimuraryoutarou/opt/anaconda3/envs/app4/lib/python3.9/threading.py", line 973, in _bootstrap_inner self.run() File "/Users/nishimuraryoutarou/opt/anaconda3/envs/app4/lib/python3.9/threading.py", line 910, in run self._target(*self._args, **self._kwargs) File "/Users/nishimuraryoutarou/opt/anaconda3/envs/app4/lib/python3.9/site-packages/django/utils/autoreload.py", line 64, in wrapper fn(*args, **kwargs) File "/Users/nishimuraryoutarou/opt/anaconda3/envs/app4/lib/python3.9/site-packages/django/core/management/commands/runserver.py", line 121, in inner_run self.check_migrations() File "/Users/nishimuraryoutarou/opt/anaconda3/envs/app4/lib/python3.9/site-packages/django/core/management/base.py", line 486, in check_migrations executor = MigrationExecutor(connections[DEFAULT_DB_ALIAS]) File "/Users/nishimuraryoutarou/opt/anaconda3/envs/app4/lib/python3.9/site-packages/django/db/migrations/executor.py", line 18, in __init__ self.loader = MigrationLoader(self.connection) File "/Users/nishimuraryoutarou/opt/anaconda3/envs/app4/lib/python3.9/site-packages/django/db/migrations/loader.py", line 53, in __init__ self.build_graph() File "/Users/nishimuraryoutarou/opt/anaconda3/envs/app4/lib/python3.9/site-packages/django/db/migrations/loader.py", line 220, in build_graph self.applied_migrations = recorder.applied_migrations() File "/Users/nishimuraryoutarou/opt/anaconda3/envs/app4/lib/python3.9/site-packages/django/db/migrations/recorder.py", line 77, in applied_migrations if self.has_table(): File "/Users/nishimuraryoutarou/opt/anaconda3/envs/app4/lib/python3.9/site-packages/django/db/migrations/recorder.py", line 55, in has_table with self.connection.cursor() as cursor: File "/Users/nishimuraryoutarou/opt/anaconda3/envs/app4/lib/python3.9/site-packages/django/utils/asyncio.py", line 33, in inner return func(*args, **kwargs) File "/Users/nishimuraryoutarou/opt/anaconda3/envs/app4/lib/python3.9/site-packages/django/db/backends/base/base.py", line 259, in cursor return self._cursor() File "/Users/nishimuraryoutarou/opt/anaconda3/envs/app4/lib/python3.9/site-packages/django/db/backends/base/base.py", line 235, in _cursor self.ensure_connection() File "/Users/nishimuraryoutarou/opt/anaconda3/envs/app4/lib/python3.9/site-packages/django/utils/asyncio.py", line 33, in inner return func(*args, **kwargs) File "/Users/nishimuraryoutarou/opt/anaconda3/envs/app4/lib/python3.9/site-packages/django/db/backends/base/base.py", line 219, in ensure_connection self.connect() File "/Users/nishimuraryoutarou/opt/anaconda3/envs/app4/lib/python3.9/site-packages/django/db/utils.py", line 90, in __exit__ raise dj_exc_value.with_traceback(traceback) from exc_value File "/Users/nishimuraryoutarou/opt/anaconda3/envs/app4/lib/python3.9/site-packages/django/db/backends/base/base.py", line 219, in ensure_connection self.connect() File "/Users/nishimuraryoutarou/opt/anaconda3/envs/app4/lib/python3.9/site-packages/django/utils/asyncio.py", line 33, in inner return func(*args, **kwargs) File "/Users/nishimuraryoutarou/opt/anaconda3/envs/app4/lib/python3.9/site-packages/django/db/backends/base/base.py", line 200, in connect self.connection = self.get_new_connection(conn_params) File "/Users/nishimuraryoutarou/opt/anaconda3/envs/app4/lib/python3.9/site-packages/django/utils/asyncio.py", line 33, in inner return func(*args, **kwargs) File "/Users/nishimuraryoutarou/opt/anaconda3/envs/app4/lib/python3.9/site-packages/django/db/backends/sqlite3/base.py", line 209, in get_new_connection conn = Database.connect(**conn_params) django.db.utils.OperationalError: unable to open database file
python manage.py runserver
google で検索
youtubeにて 【無料簡単】Django Herokuデプロイチュートリアル