Python 使用自定义选项运行setuptools安装命令时发生RuntimeError
我在setup.py中使用了一个自定义安装选项,将setuptools.Command子类化,但在调用父运行函数时会引发异常。这是setup.py代码Python 使用自定义选项运行setuptools安装命令时发生RuntimeError,python,setuptools,Python,Setuptools,我在setup.py中使用了一个自定义安装选项,将setuptools.Command子类化,但在调用父运行函数时会引发异常。这是setup.py代码 from setuptools import setup from setuptools import Command import os, json, sys class vboxcustom(Command): user_options = [ ("disk-path=", "d", "Location wh
from setuptools import setup
from setuptools import Command
import os, json, sys
class vboxcustom(Command):
user_options = [
("disk-path=", "d", "Location where vbox disk files will be stored."),
]
def initialize_options(self):
self.disk_path = None
def finalize_options(self):
if self.disk_path is None:
self.disk_path = os.path.expanduser("~/vbox")
def run(self):
settings_file = os.path.expanduser("~/.vbox")
settings = {"disk_path": self.disk_path}
f = open(settings_file, 'w')
f.write(json.dumps(settings))
super(vboxcustom, self).run()
setup(
name="vbox",
version="1.0",
author="Ravi",
author_email="email@email",
python_requires=">=3",
install_requires=["dnspython"],
packages=["vboxhelper"],
scripts=["scripts/vbox"],
cmdclass={
"install": vboxcustom,
}
)
引发的异常如下:
运行时错误:抽象方法--子类必须重写
。似乎我必须重写一个方法,但是什么方法(我只是猜测,错误非常不具体)
堆栈跟踪是:
Traceback (most recent call last):
File "setup.py", line 37, in <module>
"install": vboxcustom,
File "/home/ravi/work/virenvs/testvbox/lib/python3.6/site-packages/setuptools/__init__.py", line 129, in setup
return distutils.core.setup(**attrs)
File "/usr/lib/python3.6/distutils/core.py", line 148, in setup
dist.run_commands()
File "/usr/lib/python3.6/distutils/dist.py", line 955, in run_commands
self.run_command(cmd)
File "/usr/lib/python3.6/distutils/dist.py", line 974, in run_command
cmd_obj.run()
File "setup.py", line 25, in run
super(vboxcustom, self).run()
File "/usr/lib/python3.6/distutils/cmd.py", line 176, in run
% self.__class__)
RuntimeError: abstract method -- subclass <class '__main__.vboxcustom'> must override
您需要保留类
安装中的用户选项
:
class vboxcustom(install):
user_options = install.user_options + [
("disk-path=", "d", "Location where vbox disk files will be stored."),
]
@拉维:这有帮助吗?是的,这就是错误的原因。我现在陷入了一个完全不同的错误,正在研究它。修复!还必须调用父级初始化\u选项和最终确定\u选项
class vboxcustom(install):
user_options = install.user_options + [
("disk-path=", "d", "Location where vbox disk files will be stored."),
]