_acquire_restore except AttributeError: pass try: self._is_owned = lock._is_owned except AttributeError: pass self._waiters = _deque() # 生成一个队列 def __enter__(self): return self._lock.__enter__() # 调用lock的上下文 def __exit__(self, *args): return self._lock.__exit__(...
The directory '/home/fkjava/.cache/pip' or its parent directory is not owned by the current user and caching wheels has been disabled. check the permissions and owner of that directory. If executing pip with sudo, you may want sudo's -H flag. 出现这个警告的原因很简单:在用户目录下的~/...
Repositories related to the Python Programming language Verified 25.7kfollowers https://www.python.org/ Sponsor Overview Repositories85 Projects38 Packages People135 More PinnedLoading cpythoncpythonPublic The Python programming language Python67.1k32k ...
/*这步如果需要sudo，请使用sudo -H命令，即sudo -H make install，避免pip等模块安装失败。错误示例(pip安装失败)：The directory '/home/ls/.cache/pip' or its parent directory is not owned by the current user and caching wheels has been disabled. check the permissions and owner of t...
安装pip:https://bootstrap.pypa.io/get-pip.py sudo python3.7 get-pip.py [sudo] dnt 的密码: The directory '/home/dnt/.cache/pip/http' or its parent directory is not owned by the current user and the cache has been disabled. Please check the permissions and owner of that directory. If...
注:本文篇幅较大,请耐心等待(power by 《Python黑帽子:黑客与渗透测试编程之道 》) 欢迎光顾我的新博客:https://www.giantbranch.cn 终于学完了,也敲完代码了,其中有好几个都没成功实践出作者的预期结果,知道我哪里错的,欢迎指点。(有问题的同学可以看看评论,或许有其他同学解答了的) ...
is for the ciphertext "EXXEGOEXSRGI"; the plaintext is instantly recognisable by eye at a shift of four. Another way of viewing this method is that, under each letter of the ciphertext, the entire alphabet is written out in reverse starting at that letter. This attack can be accelerated...
createsql = '''create table %s (like %s) partition by range (id)''' % (tabname, tmptab) seqname = tabname + '_id_seq_1' ownid = tabname + '.id' createseq = '''CREATE SEQUENCE %s OWNED BY %s;''' % (seqname, ownid) altersql = '''ALTER TABLE %s ALTER COLUMN id SET...
Python is an interpreted, high-level, general-purpose programming language. Created by Guido van Rossum and first released in 1991, Python's design philosophy emphasizes code readability with its notable use of significant whitespace. Its language constructs and object-oriented approach aim to help pr...
The lifetime of files in this are is managed by Android. The app storage directory is accessed using:from android import mActivity context = mActivity.getApplicationContext() result = context.getExternalCacheDir() if result: app_cache_directory_path = str(result.toString())...