pip3 install mysqlclient ImportError: cannot import name 'main'

ubuntu 16 下安装 mysqlclient

如下,报错

pip3 install mysqlclient
Traceback (most recent call last):
  File "/usr/bin/pip3", line 9, in <module>
    from pip import main
ImportError: cannot import name 'main'

解决办法:

python3 -m pip install mysqlclient
Collecting mysqlclient
  Using cached https://files.pythonhosted.org/packages/ec/fd/83329b9d3e14f7344d1cb31f128e6dbba70c5975c9e57896815dbb1988ad/mysqlclient-1.3.13.tar.gz
Building wheels for collected packages: mysqlclient
  Running setup.py bdist_wheel for mysqlclient ... done
  Stored in directory: /root/.cache/pip/wheels/71/9b/6f/a8c79bceb4a35f4acf49363883f958f31b113470a3b504df87
Successfully built mysqlclient
Installing collected packages: mysqlclient
Successfully installed mysqlclient-1.3.13
 

 

(django) [root@iZ7vhr6bkd1v9kZ django]# python manage.py runserver Watching for file changes with StatReloader Exception in thread django-main-thread: Traceback (most recent call last): File "/root/.virtualenvs/django/lib/python3.8/site-packages/django/db/backends/mysql/base.py", line 15, in <module> import MySQLdb as Database File "/root/.virtualenvs/django/lib/python3.8/site-packages/MySQLdb/__init__.py", line 17, in <module> from . import _mysql ImportError: libmysqlclient.so.20: cannot open shared object file: No such file or directory The above exception was the direct cause of the following exception: Traceback (most recent call last): File "/usr/local/lib/python3.8/threading.py", line 932, in _bootstrap_inner self.run() File "/usr/local/lib/python3.8/threading.py", line 870, in run self._target(*self._args, **self._kwargs) File "/root/.virtualenvs/django/lib/python3.8/site-packages/django/utils/autoreload.py", line 64, in wrapper fn(*args, **kwargs) File "/root/.virtualenvs/django/lib/python3.8/site-packages/django/core/management/commands/runserver.py", line 125, in inner_run autoreload.raise_last_exception() File "/root/.virtualenvs/django/lib/python3.8/site-packages/django/utils/autoreload.py", line 87, in raise_last_exception raise _exception[1] File "/root/.virtualenvs/django/lib/python3.8/site-packages/django/core/management/__init__.py", line 394, in execute autoreload.check_errors(django.setup)() File "/root/.virtualenvs/django/lib/python3.8/site-packages/django/utils/autoreload.py", line 64, in wrapper fn(*args, **kwargs) File "/root/.virtualenvs/django/lib/python3.8/site-packages/django/__init__.py", line 24, in setup apps.populate(settings.INSTALLED_APPS) File "/root/.virtualenvs/django/lib/python3.8/site-packages/django/apps/registry.py", line 116, in populate app_config.import_models() File "/root/.virtualenvs/django/lib/python3.8/site-packages/django/apps/config.py", line 269, in import_models self.models_module = import_module(models_module_name) File "/usr/local/lib/python3.8/importlib/__init__.py", line 127, in import_module return _bootstrap._gcd_import(name[level:], package, level) File "<frozen importlib._bootstrap>", line 1014, in _gcd_import File "/root/.virtualenvs/django/lib/python3.8/site-packages/django/db/models/base.py", line 371, in add_to_class value.contribute_to_class(cls, name) File "/root/.virtualenvs/django/lib/python3.8/site-packages/django/db/models/options.py", line 243, in contribute_to_class self.db_table, connection.ops.max_name_length() File "/root/.virtualenvs/django/lib/python3.8/site-packages/django/utils/connection.py", line 15, in __getattr__ return getattr(self._connections[self._alias], item) File "/root/.virtualenvs/django/lib/python3.8/site-packages/django/utils/connection.py", line 62, in __getitem__ conn = self.create_connection(alias) File "/root/.virtualenvs/django/lib/python3.8/site-packages/django/db/utils.py", line 193, in create_connection backend = load_backend(db["ENGINE"]) File "/root/.virtualenvs/django/lib/python3.8/site-packages/django/db/utils.py", line 113, in load_backend return import_module("%s.base" % backend_name) File "/usr/local/lib/python3.8/importlib/__init__.py", line 127, in import_module return _bootstrap._gcd_import(name[level:], package, level) File "/root/.virtualenvs/django/lib/python3.8/site-packages/django/db/backends/mysql/base.py", line 17, in <module> raise ImproperlyConfigured( django.core.exceptions.ImproperlyConfigured: Error loading MySQLdb module. Did you install mysqlclient?
03-26
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