Python-сообщество

 class A: 
	
	@property
	def z(self):
		return 100
a = A()
print 'OK z=%s' % a.z
a.z = 200
print 'WTF where is my attribute error, z=%s' % a.z

 OK z=100
WTF where is my attribute error, z=200

 class A(object): 
	@property
	def z(self):
		return 100
a = A()
print 'OK z=%s' % a.z
a.z = 200
print 'WTF where is my attribute error, z=%s' % a.z

 OK z=100
Traceback (most recent call last):
  File "60_property.py", line 10, in <module>
    a.z = 200
AttributeError: can't set attribute

 response = requests.get(address, stream=True)

 response = requests.get(address, stream=True, verify=False)

 from PyQt4 import QtGui, QtCore
import sys
class MyWindow(QtGui.QWidget):
    def __init__(self, parent=None):
        QtGui.QWidget.__init__(self, parent)
        lineEdit = QtGui.QLineEdit()
        arr = ["кадр", "каменный", "камень", "камера"]
        completer = QtGui.QCompleter(arr, self)
        lineEdit.setCompleter(completer)
        lineEdit.setStyleSheet("background-color: #d6c291")
        vbox = QtGui.QVBoxLayout()
        vbox.addWidget(lineEdit)
        frame=QtGui.QFrame()
        frame.setFrameStyle(QtGui.QFrame.Panel | QtGui.QFrame.Raised)
        frame.setLayout(vbox)
        hbox = QtGui.QHBoxLayout()
        hbox.addWidget(frame)
        self.setLayout(hbox)
if __name__=="__main__":
    app = QtGui.QApplication(sys.argv)
    window = MyWindow()
    window.setWindowTitle("Обычное окно") # задаём Заголовок окна
    window.resize(300, 100) # задаём размер окна
    window.show()
    sys.exit(app.exec_())

 from aiohttp import web
async def hello(request):
    return web.Response(body=b'Hello, world')
def create_app(loop):
    app = web.Application(loop=loop)
    app.router.add_route('GET', '/', hello)
    return app
async def test_hello(test_client):
    client = await test_client(create_app)
    resp = await client.get('/')
    assert resp.status == 200
    text = await resp.text()
    assert 'Hello, world' in text

 ...
# Disable IPv4/IPv6 dual stack support (enabled by
# default on Linux) which makes a single socket
# listen on both address families.
if af == AF_INET6 and hasattr(socket, 'IPPROTO_IPV6'):
    sock.setsockopt(socket.IPPROTO_IPV6,
                    socket.IPV6_V6ONLY,
                    True)
try:
    sock.bind(sa)
except OSError as err:
    raise OSError(err.errno, 'error while attempting '
                  'to bind on address %r: %s'
>   % (sa, err.strerror.lower()))
E   OSError: [Errno 10048] error while attempting to bind on address ('127.0.0.1', 65214): обычно разрешается только одно использование адреса сокета (протокол/сетевой адрес/порт)
C:\Python35\lib\asyncio\base_events.py:962: OSError
========================== 1 failed in 0.66 seconds ===========================

 def unused_port():
    """Return a port that is unused on the current host."""
    with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s:
        s.bind(('127.0.0.1', 0))
        return s.getsockname()[1]
class TestServer:
    def __init__(self, app, *, scheme="http", host='127.0.0.1'):
        self.app = app
        self._loop = app.loop
        self.port = None
        self.server = None
        self.handler = None
        self._root = None
        self.host = host
        self.scheme = scheme
        self._closed = False
    @asyncio.coroutine
    def start_server(self, **kwargs):
        if self.server:
            return
        self.port = unused_port()
        self._root = '{}://{}:{}'.format(self.scheme, self.host, self.port)
        self.handler = self.app.make_handler(**kwargs)

 import pip
pip.main(['install', "/sdcard/DVGet/kennethreitz-requests-v2.11.1-81-g595a409.tar.gz"])

 import math
 
 N = 1000 # Число генераций
m = 2147483647 # просто число
a = 630360016 # просто число
Z0 = 4 #просто число
 
def lkm(): # объявление функции
  global x # глобазируем
  x = (a*x) % m # формула Zi+1 = (a*Zi ) (mod m) 
  return int(x) # вернуть x как integer (целое число)
 
x=Z0 # начиная с числа Zo которое = 4 
for i in range(0,N): #цикл 
    print(lkm())