在使用 C 和 C++ 编写多年之后,我觉得在涉及 python 和 django 时有点笨。我似乎无法得到一些简单的工作。我承认该错误已在许多帖子中讨论过。
我开始浏览一些 django 教程,所以我运行了“django-admin startproject mysite”,它创建了一个“mysite”文件夹。
我已经安装了 django_extensions,所以现在我正在尝试使用它的“运行脚本”。我有一个更复杂的脚本,我想稍后运行,但现在,我正在尝试调用一个简单的用户脚本,我通过这种机制在网上找到它,即
mysimplescript.py:
def run(*script_args):
print script_args
它位于“脚本”文件夹中,因此我的结构如下,其中外部 mysite/ 根目录只是我项目的容器:
mysite/
manage.py
mysite/
__init__.py
settings.py
urls.py
wsgi.py
scripts
__init__.py
mysimplescript.py
当我按如下方式运行脚本时,出现相对导入错误。
python manage.py runscript .scripts.mysimplescript.py --script-args
Testing 123
/usr/lib/python2.7/site-packages/Django-1.9.2-py2.7.egg/django/core
/management/base.py:265: RemovedInDjango110Warning:
OptionParser usage for Django management commands is deprecated, use
ArgumentParser instead
RemovedInDjango110Warning)
Traceback (most recent call last):
File "manage.py", line 10, in <module>
execute_from_command_line(sys.argv)
File "/usr/lib/python2.7/site-packages/Django-1.9.2-py2.7.egg/django/core
/management/__init__.py", line 353, in execute_from_command_line
utility.execute()
File "/usr/lib/python2.7/site-packages/Django-1.9.2-py2.7.egg/django/core
/management/__init__.py", line 345, in execute
self.fetch_command(subcommand).run_from_argv(self.argv)
File "/usr/lib/python2.7/site-packages/django_extensions-1.6.1-py2.7.egg/
django_extensions/management/email_notifications.py", line 63, in
run_from_argv
super(EmailNotificationCommand, self).run_from_argv(argv)
File "/usr/lib/python2.7/site-packages/Django-1.9.2-py2.7.egg/django/core
/management/base.py", line 348, in run_from_argv
self.execute(*args, **cmd_options)
File "/usr/lib/python2.7/site-packages/django_extensions-1.6.1-py2.7.egg/
django_extensions/management/email_notifications.py", line 75, in execute
super(EmailNotificationCommand, self).execute(*args, **options)
File "/usr/lib/python2.7/site-packages/Django-1.9.2-py2.7.egg/django/core
/management/base.py", line 399, in execute
output = self.handle(*args, **options)
File "/usr/lib/python2.7/site-packages/django_extensions-1.6.1-py2.7.egg/
django_extensions/management/utils.py", line 57, in inner
ret = func(self, *args, **kwargs)
File "/usr/lib/python2.7/site-packages/django_extensions-1.6.1-py2.7.egg/
django_extensions/management/commands/runscript.py", line 163, in handle
modules = find_modules_for_script(script)
File "/usr/lib/python2.7/site-packages/django_extensions-1.6.1-py2.7.egg/
django_extensions/management/commands/runscript.py", line 146, in
find_modules_for_script
mod = my_import(nn)
File "/usr/lib/python2.7/site-packages/django_extensions-1.6.1-py2.7.egg/
django_extensions/management/commands/runscript.py", line 99, in my_import
importlib.import_module(mod)
File "/usr/lib64/python2.7/importlib/__init__.py", line 30, in import_module
raise TypeError("relative imports require the 'package' argument")
TypeError: relative imports require the 'package' argument
如果我包含调试,那么我可以看到以下@runscript.py #99:检查 .scripts.mysimplescript.scripts.py
最初运行了一些 django 教程后,设置了以下内容:
./mysite/wsgi.py:os.environ.setdefault("DJANGO_SETTINGS_MODULE",
"mysite.settings")
./manage.py: os.environ.setdefault("DJANGO_SETTINGS_MODULE",
"mysite.settings")
./mysite/settings.py:ROOT_URLCONF = 'mysite.urls'
关于该主题的一些讨论,例如 [1]:python 相对导入的打包和 [2]:如何在 Python 中进行相对导入?建议在外部 mysite/ 目录中添加一个 main.py。
但本质上,我仍然想通过 django-extensions 调用脚本,使用:
python manage.py runscript <some_script>
还有一点。如果我放弃“。” 在文件夹之前,即
python manage.py runscript scripts.mysimplescript.py --script-args Testing
123
然后我收到以下错误:
No (valid) module for script 'scripts.mysimplescript.py' found
但是会生成一个“mysimplescript.pyc”。
有人能帮助我吗?如何让 python 识别包?提前致谢。