私はpipMySQL-python
を使用してライブラリをインストールすることで同じ問題を克服しました。最初にsettings.pyでデータベース設定を変更してmakemigrationsコマンドを実行したときにコンソールに表示されたメッセージを確認できます(解決策は以下のメッセージに従っています、それを参照してください)。
(vir_env) admins-MacBook-Pro-3:src admin$ python manage.py makemigrations
Traceback (most recent call last):
File "manage.py", line 10, in <module>
execute_from_command_line(sys.argv)
File "/Users/admin/Desktop/SetUp1/vir_env/lib/python2.7/site-packages/django/core/management/__init__.py", line 338, in execute_from_command_line
utility.execute()
File "/Users/admin/Desktop/SetUp1/vir_env/lib/python2.7/site-packages/django/core/management/__init__.py", line 312, in execute
django.setup()
File "/Users/admin/Desktop/SetUp1/vir_env/lib/python2.7/site-packages/django/__init__.py", line 18, in setup
apps.populate(settings.INSTALLED_APPS)
File "/Users/admin/Desktop/SetUp1/vir_env/lib/python2.7/site-packages/django/apps/registry.py", line 108, in populate
app_config.import_models(all_models)
File "/Users/admin/Desktop/SetUp1/vir_env/lib/python2.7/site-packages/django/apps/config.py", line 198, in import_models
self.models_module = import_module(models_module_name)
File "/usr/local/Cellar/python/2.7.12_1/Frameworks/Python.framework/Versions/2.7/lib/python2.7/importlib/__init__.py", line 37, in import_module
__import__(name)
File "/Users/admin/Desktop/SetUp1/vir_env/lib/python2.7/site-packages/django/contrib/auth/models.py", line 41, in <module>
class Permission(models.Model):
File "/Users/admin/Desktop/SetUp1/vir_env/lib/python2.7/site-packages/django/db/models/base.py", line 139, in __new__
new_class.add_to_class('_meta', Options(meta, **kwargs))
File "/Users/admin/Desktop/SetUp1/vir_env/lib/python2.7/site-packages/django/db/models/base.py", line 324, in add_to_class
value.contribute_to_class(cls, name)
File "/Users/admin/Desktop/SetUp1/vir_env/lib/python2.7/site-packages/django/db/models/options.py", line 250, in contribute_to_class
self.db_table = truncate_name(self.db_table, connection.ops.max_name_length())
File "/Users/admin/Desktop/SetUp1/vir_env/lib/python2.7/site-packages/django/db/__init__.py", line 36, in __getattr__
return getattr(connections[DEFAULT_DB_ALIAS], item)
File "/Users/admin/Desktop/SetUp1/vir_env/lib/python2.7/site-packages/django/db/utils.py", line 240, in __getitem__
backend = load_backend(db['ENGINE'])
File "/Users/admin/Desktop/SetUp1/vir_env/lib/python2.7/site-packages/django/db/utils.py", line 111, in load_backend
return import_module('%s.base' % backend_name)
File "/usr/local/Cellar/python/2.7.12_1/Frameworks/Python.framework/Versions/2.7/lib/python2.7/importlib/__init__.py", line 37, in import_module
__import__(name)
File "/Users/admin/Desktop/SetUp1/vir_env/lib/python2.7/site-packages/django/db/backends/mysql/base.py", line 27, in <module>
raise ImproperlyConfigured("Error loading MySQLdb module: %s" % e)
django.core.exceptions.ImproperlyConfigured: Error loading MySQLdb module: No module named MySQLdb
最後に、私はこの問題を次のように克服しました:
(vir_env) admins-MacBook-Pro-3:src admin$ pip install MySQLdb
Collecting MySQLdb
Could not find a version that satisfies the requirement MySQLdb (from versions: )
No matching distribution found for MySQLdb
(vir_env) admins-MacBook-Pro-3:src admin$ pip install MySQL-python
Collecting MySQL-python
Downloading MySQL-python-1.2.5.zip (108kB)
100% |████████████████████████████████| 112kB 364kB/s
Building wheels for collected packages: MySQL-python
Running setup.py bdist_wheel for MySQL-python ... done
Stored in directory: /Users/admin/Library/Caches/pip/wheels/38/a3/89/ec87e092cfb38450fc91a62562055231deb0049a029054dc62
Successfully built MySQL-python
Installing collected packages: MySQL-python
Successfully installed MySQL-python-1.2.5
(vir_env) admins-MacBook-Pro-3:src admin$ python manage.py makemigrations
No changes detected
(vir_env) admins-MacBook-Pro-3:src admin$ python manage.py migrate
Operations to perform:
Synchronize unmigrated apps: staticfiles, rest_framework, messages, crispy_forms
Apply all migrations: admin, contenttypes, sessions, auth, PyApp
Synchronizing apps without migrations:
Creating tables...
Running deferred SQL...
Installing custom SQL...
Running migrations:
Rendering model states... DONE
Applying PyApp.0001_initial... OK
Applying PyApp.0002_auto_20170310_0936... OK
Applying PyApp.0003_auto_20170310_0953... OK
Applying PyApp.0004_auto_20170310_0954... OK
Applying PyApp.0005_auto_20170311_0619... OK
Applying PyApp.0006_auto_20170311_0622... OK
Applying PyApp.0007_loraevksensor... OK
Applying PyApp.0008_auto_20170315_0752... OK
Applying PyApp.0009_auto_20170315_0753... OK
Applying PyApp.0010_auto_20170315_0806... OK
Applying PyApp.0011_auto_20170315_0814... OK
Applying PyApp.0012_auto_20170315_0820... OK
Applying PyApp.0013_auto_20170315_0822... OK
Applying PyApp.0014_auto_20170315_0907... OK
Applying PyApp.0015_auto_20170315_1041... OK
Applying PyApp.0016_auto_20170315_1355... OK
Applying PyApp.0017_auto_20170315_1401... OK
Applying PyApp.0018_auto_20170331_1348... OK
Applying PyApp.0019_auto_20170331_1349... OK
Applying PyApp.0020_auto_20170331_1350... OK
Applying PyApp.0021_auto_20170331_1458... OK
Applying PyApp.0022_delete_postoffice... OK
Applying PyApp.0023_posoffice... OK
Applying PyApp.0024_auto_20170331_1504... OK
Applying PyApp.0025_auto_20170331_1511... OK
Applying contenttypes.0001_initial... OK
Applying auth.0001_initial... OK
Applying admin.0001_initial... OK
Applying contenttypes.0002_remove_content_type_name... OK
Applying auth.0002_alter_permission_name_max_length... OK
Applying auth.0003_alter_user_email_max_length... OK
Applying auth.0004_alter_user_username_opts... OK
Applying auth.0005_alter_user_last_login_null... OK
Applying auth.0006_require_contenttypes_0002... OK
Applying sessions.0001_initial... OK
(vir_env) admins-MacBook-Pro-3:src admin$