大约有 9,000 项符合查询结果(耗时:0.0172秒) [XML]

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Get filename from file pointer [duplicate]

...') >>> os.path.basename(f.name) 'bar.txt' File object docs (for Python 2) here. share | improve this answer | follow | ...
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Remove final character from string [duplicate]

... What you are trying to do is an extension of string slicing in Python: Say all strings are of length 10, last char to be removed: >>> st[:9] 'abcdefghi' To remove last N characters: >>> N = 3 >>> st[:-N] 'abcdefg' ...
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解决Scrapy警告:You do not have a working installation of the service_i...

...要安装一个模块service_identity,根据提示地址(https: pypi python org pypi service_identity)来安装 使用scrapy进行爬虫项目的操作时,出现如下错误: 从提示错误来看,我们需要安装一个模块service_identity,根据提示地址(https://pypi.py...
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解决Scrapy警告:You do not have a working installation of the service_i...

...要安装一个模块service_identity,根据提示地址(https: pypi python org pypi service_identity)来安装 使用scrapy进行爬虫项目的操作时,出现如下错误: 从提示错误来看,我们需要安装一个模块service_identity,根据提示地址(https://pypi.py...
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13 个免费学习编程的好地方 - 创意 - 清泛网 - 专注C/C++及内核技术

...。这里提供各种课程,从HTML & CSS, JavaScript, jQuery, PHP到, Python 和 Ruby. Coursera Coursera 现在已经成为主要的盈利教育技术公司,提供来自 119 个教育机构的 1000 多门课程。有些著名大学(华盛顿大学,斯坦福,多伦多大学等)的课...
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Google breakpad stackwalker无法加载符号 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...径有要求,GUID来自 .so 文件的头部。 为了方便,写个 python 脚本 gen_symbols.py 自动生成: #!/usr/bin/python import sys import getopt import os import errno from os.path import basename def make_sure_path_exists(path): try: os.makedirs(path) ...
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解决Scrapy警告:You do not have a working installation of the service_i...

...要安装一个模块service_identity,根据提示地址(https: pypi python org pypi service_identity)来安装 使用scrapy进行爬虫项目的操作时,出现如下错误: 从提示错误来看,我们需要安装一个模块service_identity,根据提示地址(https://pypi.py...
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scrapyd 转入后台daemon守护模式运行的方法 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...BIN="/usr/local/bin/scrapyd" pid=`netstat -lnopt | grep :$PORT | awk '/python/{gsub(/\/python/,"",$7);print $7;}'` start() { if [ -n "$pid" ]; then echo "server already start,pid:$pid" return 0 fi cd $HOME nohup $BIN >> $HOME/scrapyd.log 2>&1 & echo "start a...
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解决Scrapy警告:You do not have a working installation of the service_i...

...要安装一个模块service_identity,根据提示地址(https: pypi python org pypi service_identity)来安装 使用scrapy进行爬虫项目的操作时,出现如下错误: 从提示错误来看,我们需要安装一个模块service_identity,根据提示地址(https://pypi.py...
https://www.tsingfun.com/it/te... 

解决Scrapy警告:You do not have a working installation of the service_i...

...要安装一个模块service_identity,根据提示地址(https: pypi python org pypi service_identity)来安装 使用scrapy进行爬虫项目的操作时,出现如下错误: 从提示错误来看,我们需要安装一个模块service_identity,根据提示地址(https://pypi.py...