用SHA1算法生成安全签名 @param token: 票据 @param timestamp: 时间戳 @param encrypt: 密文 @param nonce: 随机字符串 @return: 安全签名

find system executable in PATH. Optional arguments: - required: if executable is not found and required is true - opt_dirs: o

get disk usage by disk label, such as 'C', 'D', "C:", "C:\\" :param disk: disk device label :type disk: str :return: disk usage :

计算时间包含的分钟数 :param time_str: :param date_format: :return:

get web page content :param link: :type link: :param content: :type content: str (requests.text or requests.content) :return:

also can use 'lxml' or 'BeautifulSoup' :param text: :type text: str :return: :rtype: str

also can use 'lxml' or 'BeautifulSoup' :param text: :type text: str :return: :rtype: str

unpack the raw received IP and ICMP header informations to a dict

:return:

mysql query sql on mysql server :param sql: SQL :type sql: str :return result: return all result with fetchall() :type: tuple

convert long int to dotted quad string

Note: administrator privilege is required this function do three things: 1. stop Print Spooler service 2. delete all job files 3

Restarts your application

send and receive pings in a loop. Stop if count or until deadline.

run system command by subprocess.Popen in silent :param executable: executable command :return: return_code, stdout, stderr

run system command by subprocess. u1: Combine stdout and stderr into stdout, such as 'exec >file 2>&1' :param executable: executable comm

Stop the daemon

https://github.com/DannyCork/python-whois https://github.com/DannyCork/python-whois/blob/master/whois/_3_adjust.py :param s: :return

https://github.com/gen1us2k/python-whois https://github.com/gen1us2k/python-whois/blob/master/whois/_3_adjust.py :param s: :return: