>>> from math import pi as PI >>> PI 3.141592653589793 接下来我们介绍packages。 可以使用一个package来进一步组织模块。 package定义:Apython modulewhich contain submodules or recursively, subpackgaes. Technically, a package is a python module with an _path_ attribute. ---来自 请注意:包仍然是一...
When launching a python source file, it is forbidden to import another file, that is in the current package, using relative import. 解决: 1 假设整个项目目录NLP\TargetOpinion\***;将主程序移出到package(即TargetOpinion\***)外,TargetOpinion中的子packages可以互相相对导入,但是package即TargetOpinion目...
import statements inside it. If you try to do so, you will get the "relative-import in non-package" error.Scripts can't import relativeWhat you probably did is you tried to run moduleX or the like from the command line. When you did this, its name was set to __main__, which ...
line 1, in <module> from ..package1 import module2 # 试图在顶级包(top-level package)之外进行相对导入 ValueError: attempted relative import beyond top-level package
used to raise an exception inside the generator traceback tb_frame frame object at this level tb_lasti index of last attempted instruction in bytecode tb_lineno current line number in Python source code tb_next next inner traceback object (called by this level) frame f_back next outer frame...
这是一篇tkinter相关API的介绍性地帮助文档,包括常用的包,类结构图,属性取值等,可以作为一个工具文档,供大家查阅。 01Tk中的包 __main__ colorchooser commondialog constants dialog dnd filedialog font messagebox scrolledtext simpledialog test (package) ...
- noarchive: instead of storing all frozen Python source files as an archive inside the resulting executable, store them as files in the resulting output directory. -s, --strip Apply a symbol-table strip to the executable and shared libs (not recommended for Windows) --noupx Do not use UP...
Using pip inside a virtual environment has three main advantages. You can:Be sure that you’re using the right Python version for the project at hand Be confident that you’re referring to the correct pip instance when running pip or pip3 Use a specific package version for your project ...
Insidemcdonalds.pyI have # mcdonalds.pydeffood():print('McRib') Let’s try using this function. Here I often hear people asking a question. Common question: why can’t I import? To test this behavior: Uninstall your package withpip uninstall lunch_options ...
Well, there's more to it. There's another easter egg inside the easter egg. If you look at the code, there's a function defined that purports to implement the XKCD's geohashing algorithm.▶ goto, but why?from goto import goto, label for i in range(9): for j in range(9): ...