1
幫我理解這段代碼的問題。正如你所看到的,它只有兩行代碼。運行最簡單的燒瓶應用程序時出錯
from flask import Flask
app = Flask(__name__)
返回TypeError。
C:\Users\Natali\AppData\Local\Enthought\Canopy32\User\lib\site-packages\flask\app.pyc in auto_find_instance_path(self)
620 .. versionadded:: 0.8
621 """
--> 622 prefix, package_path = find_package(self.import_name)
623 if prefix is None:
624 return os.path.join(package_path, 'instance')
C:\Users\Natali\AppData\Local\Enthought\Canopy32\User\lib\site-packages\flask\helpers.pyc in find_package(import_name)
659 """
660 root_mod_name = import_name.split('.')[0]
--> 661 loader = pkgutil.get_loader(root_mod_name)
662 if loader is None or import_name == '__main__':
663 # import name is not found, or interactive/main module
C:\Program Files\Enthought\Canopy32\App\appdata\canopy-1.3.0.1715.win-x86\lib\pkgutil.pyc in get_loader(module_or_name)
462 else:
463 fullname = module_or_name
--> 464 return find_loader(fullname)
465
466 def find_loader(fullname):
C:\Program Files\Enthought\Canopy32\App\appdata\canopy-1.3.0.1715.win-x86\lib\pkgutil.pyc in find_loader(fullname)
473 """
474 for importer in iter_importers(fullname):
--> 475 loader = importer.find_module(fullname)
476 if loader is not None:
477 return loader
TypeError: find_module() takes exactly 3 arguments (2 given)
對不起,很長的錯誤代碼。 任何想法爲什麼會發生?
它有幫助,但編寫應用程序不是很方便。至於我。謝謝。 – zds
應該將此報告爲錯誤嗎?這對於「hello world」來說是一個非常神祕的錯誤信息。 – endolith