python - What exactly does "import - Stack Overflow
网页2010年3月2日 · It is enough, but generally you should either do import project.model, which already imports __init__.py, per "Understanding python imports", but can get too wordy if you use it too much, or import project.model as pm or import project.model as model to save a few keystrokes later on when you use it.
Use 'import module' or 'from module import'? - Stack Overflow
网页2014年10月28日 · import module: When you use import module then to use methods of this module you have to write module.method(). Every time you use any method or property then you have to refer to the module. from module import all: When you use from module import all than to use methods of this module you just have to write method() without referring to …
python - `from ... import` vs `import .` - Stack Overflow
网页2012年2月25日 · The interpreter will complain about the import statement in a.py (import b) saying there is no module b. So how can one fix this? In such a situation, changing the import statement in a to import mylib.b will not work since a and b are both in mylib. The solution here (or at least one solution) is to use absolute import: from mylib import b
Best way to include CSS? Why use @import? - Stack Overflow
网页2014年4月22日 · There are false assumptions about @import that many younger, inexperienced developers have made about, including that @import "blocks" downloads of web page scripts, HTML, or other assets during a typical page request. These are completely false.
How can I alias a default import in JavaScript? - Stack Overflow
网页Import aliases are where you take your standard import, but instead of using a pre-defined name by the exporting module, you use a name that is defined in the importing module. Why is this important? You may be importing multiple exported modules but the names of the exports (from different modules) are the same, this confuses JS.
How to import an SQL file using the command line in MySQL?
网页2013年7月16日 · To import a database, use the following command. mysql> create new_database; mysql> use new_database; mysql> source (Here you need to import the path of the SQL file); E.g.: mysql> source E:/test/dump.sql; You need to use forward slashes (/) even on Windows, e.g., E:/test/dump.sql instead of E:\test\dump.sql
python - from . import * from module - Stack Overflow
网页If the import module in the top dir, use e.g: from .. import core; If the import module in the other subdir, use e.g: from ..other import core; Note: Starting with Python 2.5, in addition to the implicit relative imports, you can write explicit relative imports with the from module import name form of import statement.
Import a custom class in Java - Stack Overflow
网页2013年11月22日 · You can import a specific class or the whole package. You place import statements at the top of your source files (but below any package statements). For example, you can import all classes in the java.util package with the statement Then you can use without a package prefix. import java.util.*; // Use class in your code with this manner
ImportError: numpy.core.multiarray failed to import
网页I had the same "numpy.core.multiarray failed to import" issue, but it was because I had 1.6 installed for ...
How to import a Python class that is in a directory above?
网页2009年6月28日 · Then I can import it from subfile.py, or really any other file anywhere else on your computer. # subfile.py OR some_other_python_file_somewhere_else.py import random # This is a standard package that can be imported anywhere. import top_level_file # Now, top_level_file.py works similarly. print(top_level_file.x)