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MBP-2015:~ sasha$ cd PycharmProjects/jthanks/jthanks
MBP-2015:jthanks sasha$ docker-compose build
postgres uses an image, skipping
Building server
Step 1/4 : FROM python:3.8
---> efdecc2e377a
Step 2/4 : ADD ./requirements.txt /tmp/requirements.txt
---> Using cache
---> fb7a8a57fd19
Step 3/4 : RUN pip install --upgrade pip
---> Using cache
---> dd4ea4729dd8
Step 4/4 : RUN pip install -r /tmp/requirements.txt
---> Using cache
---> 70a6180f3202
Successfully built 70a6180f3202
Successfully tagged jthanks_server:latest
MBP-2015:jthanks sasha$ docker-compose run server python manage.py migrate
Starting jthanks_postgres_1 ... done
Traceback (most recent call last):
File "/usr/local/lib/python3.8/site-packages/django/db/backends/base/base.py", line 220, in ensure_connection
self.connect()
File "/usr/local/lib/python3.8/site-packages/django/utils/asyncio.py", line 26, in inner
return func(args, **kwargs)
File "/usr/local/lib/python3.8/site-packages/django/db/backends/base/base.py", line 197, in connect
self.connection = self.get_new_connection(conn_params)
File "/usr/local/lib/python3.8/site-packages/django/utils/asyncio.py", line 26, in inner
return func(args, kwargs)
File "/usr/local/lib/python3.8/site-packages/django/db/backends/postgresql/base.py", line 185, in get_new_connection
connection = Database.connect(conn_params)
File "/usr/local/lib/python3.8/site-packages/psycopg2/init.py", line 126, in connect
conn = _connect(dsn, connection_factory=connection_factory, **kwasync)
psycopg2.OperationalError: could not translate host name "postgres" to address: Name or service not known

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
File "manage.py", line 22, in <module>
main()
File "manage.py", line 18, in main
execute_from_command_line(sys.argv)
File "/usr/local/lib/python3.8/site-packages/django/core/management/init.py", line 401, in execute_from_command_line
utility.execute()
File "/usr/local/lib/python3.8/site-packages/django/core/management/init.py", line 395, in execute
self.fetch_command(subcommand).run_from_argv(self.argv)
File "/usr/local/lib/python3.8/site-packages/django/core/management/base.py", line 328, in run_from_argv
self.execute(args, **cmd_options)
File "/usr/local/lib/python3.8/site-packages/django/core/management/base.py", line 369, in execute
output = self.handle(args, options)
File "/usr/local/lib/python3.8/site-packages/django/core/management/base.py", line 83, in wrapped
res = handle_func(*args, kwargs)
File "/usr/local/lib/python3.8/site-packages/django/core/management/commands/migrate.py", line 86, in handle
executor = MigrationExecutor(connection, self.migration_progress_callback)
File "/usr/local/lib/python3.8/site-packages/django/db/migrations/executor.py", line 18, in init
self.loader = MigrationLoader(self.connection)
File "/usr/local/lib/python3.8/site-packages/django/db/migrations/loader.py", line 49, in init
self.build_graph()
File "/usr/local/lib/python3.8/site-packages/django/db/migrations/loader.py", line 212, in build_graph
self.applied_migrations = recorder.applied_migrations()
File "/usr/local/lib/python3.8/site-packages/django/db/migrations/recorder.py", line 76, in applied_migrations
if self.has_table():
File "/usr/local/lib/python3.8/site-packages/django/db/migrations/recorder.py", line 56, in has_table
return self.Migration._meta.db_table in self.connection.introspection.table_names(self.connection.cursor())
File "/usr/local/lib/python3.8/site-packages/django/utils/asyncio.py", line 26, in inner
return func(args, **kwargs)
File "/usr/local/lib/python3.8/site-packages/django/db/backends/base/base.py", line 260, in cursor
return self._cursor()
File "/usr/local/lib/python3.8/site-packages/django/db/backends/base/base.py", line 236, in _cursor
self.ensure_connection()
File "/usr/local/lib/python3.8/site-packages/django/utils/asyncio.py", line 26, in inner
return func(args, kwargs)
File "/usr/local/lib/python3.8/site-packages/django/db/backends/base/base.py", line 220, in ensure_connection
self.connect()
File "/usr/local/lib/python3.8/site-packages/django/db/utils.py", line 90, in exit
raise dj_exc_value.with_traceback(traceback) from exc_value
File "/usr/local/lib/python3.8/site-packages/django/db/backends/base/base.py", line 220, in ensure_connection
self.connect()
File "/usr/local/lib/python3.8/site-packages/django/utils/asyncio.py", line 26, in inner
return func(*args, kwargs)
File "/usr/local/lib/python3.8/site-packages/django/db/backends/base/base.py", line 197, in connect
self.connection = self.get_new_connection(conn_params)
File "/usr/local/lib/python3.8/site-packages/django/utils/asyncio.py", line 26, in inner
return func(*args, kwargs)
File "/usr/local/lib/python3.8/site-packages/django/db/backends/postgresql/base.py", line 185, in get_new_connection
connection = Database.connect(conn_params)
File "/usr/local/lib/python3.8/site-packages/psycopg2/init.py", line 126, in connect
conn = _connect(dsn, connection_factory=connection_factory, **kwasync)
django.db.utils.OperationalError: could not translate host name "postgres" to address: Name or service not known

MBP-2015:jthanks sasha$