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Excluding directories in os.walk

I'm writing a script that descends into a directory tree (using os.walk()) and then visits each file matching a certain file extension. However, since some of the directory trees that my tool will be used on also contain sub directories that in turn contain a LOT of useless (for the purpose of thi...
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IntelliJ inspection gives “Cannot resolve symbol” but still compiles code

... First of all you should try File | Invalidate Caches and if it doesn't help, delete IDEA system directory. Then re-import the Maven project and see if it helps. In some weird cases compiled classes may report wrong info and confuse I...
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How can I time a code segment for testing performance with Pythons timeit?

...r if you want to average the time elapsed by several runs, you have to manually call the function multiple times (As I think you already do in you example code and timeit does automatically when you set its number argument) import time def myfast(): code n = 10000 t0 = time.time() for i in ran...
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How to stop flask application without using ctrl-c

... If you are just running the server on your desktop, you can expose an endpoint to kill the server (read more at Shutdown The Simple Server): from flask import request def shutdown_server(): func = request.environ.get('werkzeug.server.shutdown') if func is None: raise Run...
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How to save an image locally using Python whose URL address I already know?

... Python 2 Here is a more straightforward way if all you want to do is save it as a file: import urllib urllib.urlretrieve("http://www.digimouth.com/news/media/2011/09/google-logo.jpg", "local-filename.jpg") The second argument is the local path where the file should be s...
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How to make a python, command-line program autocomplete arbitrary things NOT interpreter

...ts, i.e. --help, --verbose and --version. For your purposes, you'll essentially want to customise the values that are put into opts. Do have a look at the example on the linked page, it's all pretty straightforward. share ...
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How do I find the install time and date of Windows?

...estion, but how can I find out (hopefully via an API/registry key) the install time and date of Windows? 19 Answers ...
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OpenSSH升级后不能登录的问题 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...打算升级 升级过程很顺利 具体情况这里http://pkgs.org/centos-6/ghettoforge-testing-x86_64/openssh-6.6.1p1-4.gf.el6.x86_64.rpm.html 备份原有源 cd /etc/yum.repos.d/ mv rhel-source.repo rhel-source.repo.bak mv packagekit-media.repo packagekit-media.repo.bak 配置源 vi C...
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Force line-buffering of stdout when piping to tee

Usually, stdout is line-buffered. In other words, as long as your printf argument ends with a newline, you can expect the line to be printed instantly. This does not appear to hold when using a pipe to redirect to tee . ...
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Automatically import modules when entering the python or ipython interpreter

...ow do I set up the python or ipython interpreter so that numpy is automatically imported? 8 Answers ...