我们可以将父目录所在的文件夹添加到sys.path中,然后就可以直接导入其中的文件了。 importsys sys.path.append('/path/to/parent/directory')frommoduleimportMyClass 1. 2. 3. 4. 在上面的例子中,我们将父目录所在的文件夹添加到sys.path中,然后就可以导入该文件夹中的module模块并使用其中定义的MyClass类。
However, when I use command shell, it will cause that: Soultion: "add the following codes in to main_ocsvm_case3_train_set.py" #-*- coding: utf-8 -*-"""add 'parent path' to system path so that the script can call 'parent directory'"""importos, sys#sys.path.append(os.path.d...
You cannot import things from parent/sibling directories as such. You can only import things from directories on the system path, or the current directory, or subdirectories within a package. Since you have no__init__.pyfiles, your files do not form a package, and you can only import the...
Then you'll need to import the path as Twitter.py doesn't know about any parent structure in this setup. You can then import from the utils module which is in the path. import sys sys.path.append('..') from utils.magic_eden import MagicEden assuming MagicEden is a class in your ...
parent_parent_directory/ parent_directory/ mymodule.py __init__.py current_directory/ currentmodule.py mymodule.py __init__.py The below example code demonstrates how to import the module from the parent package.from ..parent_directory import mymodule ...
from module_name import logger as logger_a ---> 为导入的变量或方法取个别名,引用时直接用别名 1.同级目录下模块的导入: 在main_day41.py中导入para_day41.py,两种方法: #方法一: 相当于把para_day41.py中的所有代码拷贝过来赋值给变量para_day41,引用时直接用"该变量." ...
import sys sys.path.append('path/to/directory') # 加在搜索路径们的末尾 sys.path.insert(0, 'path/to/directory') # 加在搜索路径们的开头,也就是说该目录下的会被优先搜索到 以上两种方法的区别: 1. 修改 os.environ['PYTHONPATH'] 相当于在操作系统级别修改 PYTHONPATH 环境变量。这种修改对当前 P...
import wx class wxGUI(wx.App): def OnInit(self): frame = wx.Frame(parent=None, title='wxGUI', size=(160,140)) panel = wx.Panel(frame, -1) buttonOK = wx.Button(panel, -1, 'OK', pos=(0,0)) self.Bind(wx.EVT_BUTTON, self.OnButtonOK, buttonOK) frame.Show() return True...
class from print continue global raise def if return del import try elif in while else is with except lambda yield 4. Python的缩进与多行语句写法 4.1 Python中的缩进要求非常严格,必须严格对齐。因为Python的代码块不由{}控制,而是由缩进就可以控制。 4.2 使用斜杠( \)将一行的语句分为多行显示,如下...
from heapq import heappop, heappush class HuffmanNode: def __init__(self, char=None, freq=0, left=None, right=None): self.char = char # 字符 self.freq = freq # 频率 self.left = left # 左子节点 self.right = right # 右子节点 ...