1#使用__metaclass__(元类)的高级python用法2classSingleton2(type):3def__init__(cls,name,bases,dict):4super(Singleton2,cls).__init__(name,bases,dict)5cls._instance=None6def__call__(cls,*args,**kw):7ifcls._instance is None:8cls._instance=super(Singleton2,cls).__call__(*args,**...
deftest_arg(x,y,z):print("test_arg",x,y,z)test_arg(1,2,3) 2.*args不定长参数个数 代码语言:javascript 代码运行次数:0 运行 AI代码解释 deftest_args(*args):print("test_args args",args,type(args))forarginargs:print("test_args arg",arg) 我们可以将参数直接传入 代码语言:javascript 代...
c_char(b"a") 都是等价的# 因为它们本质上都是 u8,至于 97 也可以解析为 u8print(py_lib.get_char(97))# 98# 指定返回值为 c_char,会返回一个字符(长度为 1 的 bytes 对象)py_lib.get_char.restype=c_charprint(py_lib
self.r_name.title(),"and it has",self.c_type.title()+".")defopen_restaurant(self):print('\n'+self.r_name.upper(),'is opening!')dinner=Restaurant('kfc','chips')Restaurant.describe_restaurant
this might take anything from 5 minutes to over 2 hours depending on your hardware Pip will print fresh wheel location at the end of build procedure. If you use old approach withsetup.pyfile wheel package will be placed indistfolder. Package is ready and you can do with that whatever you...
main__': ali = Aligo()# 第一次使用,会弹出二维码,供扫描登录user = ali.get_user()# 获取用户信息print(user.user_name, user.nick_name, user.phone)# 打印用户信息ll = ali.get_file_list()# 获取网盘根目录文件列表forfileinll:# 遍历文件列表print(file.file_id, file.name, file.type)# ...
import pysnowball as ball data = ball.northbound_shareholding_sz() #默认当天 可选填日期-格式:'2022/01/19' print(data[0])结果显示:{ "code": "70001", "name": "PING AN BANK CO., LTD. (A #000001)", "shareholding": 1839598842, "shareholding_percent": "9.47%" }...
Text output to stdout, as fromprintstatements, appears on both computers. Other outputs, such as graphical plots from a package like matplotlib, however, appear only on the remote computer. During remote debugging, the debugging toolbar appears as below: ...
(command) =='MoveTo': print('Moving to position', command.position) position = command.positionelifcname(command) =='MoveBy': position = position + command.vector print('Moving by', command.vector,'to a new position', position)elifcname(command) =='Circle': print('Drawing circle at',...
print('No access key is available.') exit() amz_date, date_stamp = get_datetime() host = get_host(service, region) canonical_uri = '/' canonical_querystring = '' content_type = 'application/x-amz-json...