This article mainly introduces the Python built-in function dir. This article describes the command introduction, the use of instances, the use of dir to find all classes under the module, and how to find the classes under the current module, for
1. Command Introduction
Recently learned and used a python built-in function, dir, first help:Copy the Code code as follows:
>>> Help (dir)
Help on built-in function dir in module __builtin__:
Dir ()Dir ([object]), List of strings
Return an
Python built-in functions dir and pythondir
1. Command Introduction
Recently I learned and used a python built-in function dir. First, help:Copy codeThe Code is as follows:>>> Help (dir)Help on built-in function dir in module _ builtin __:
Dir ()Dir
1. Order Introduction
Recently learned and used a Python built-in function dir, first help:
Copy Code code as follows:
>>> Help (dir)
Help on built-in function dir in module __builtin__:
Dir ()Dir ([object])-> list of strings
As we said before, in DOS we command computer work by typing commands. So what we want to say into the computer, the computer can understand?
Obviously this is not possible, the computer under DOS can only understand the meaning of some special
The python function-dir () has been a little busy recently. after just a year, many things have been accumulated and need to be processed. Therefore, a function can only be updated every two days, I apologize to you here.
Today, let's look at a
Q:
Hi, scripting guy! I want to do something very simple: Call the Dir command in the script. But it does not seem to work. How can I implement my ideas?
-- Cr, Mexico City, Mexico A:
Hello, Cr. From your email, you want to do a simple job
Problem: The storage data in the cluster increases, so that the datanode space is almost full (previously DFS. Data. dir =/data/HDFS/dfs/data), and the hard disk monitoring of the machineProgramNon-stop alarm.
A storage hard disk is doubled for
You can use the built-in Dir () function to list an identifier for a defined object. For example, for a module, include functions, classes, and variables defined in the module.When you provide a module name to Dir (), it returns a list of the names
Gym 100917J --- dir, gym100917j --- dir
Question Link
Http://codeforces.com/gym/100917/problem/D
Problem description
Famous Berland coder and IT manager Linus Gates announced his next proprietary open-source system "Winux 10.04 LTS"
In this system
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