Python-сообщество

from pyvirtualdisplay import Display
display = Display(visible=0, size=(800, 600))
display.start()
#тело скрипта
display.stop()

Python 2.7.6 (default, Nov 10 2013, 19:24:18) [MSC v.1500 32 bit (Intel)] on win32
>>> round(2.675, 2)
2.67
>>> round(2.685, 2)
2.69

Server version: 5.5.34 MySQL Community Server (GPL)
mysql> select round(2.675, 2);
+-----------------+
| round(2.675, 2) |
+-----------------+
|            2.68 |
+-----------------+
1 row in set (0.00 sec)
mysql> select round(2.685, 2);
+-----------------+
| round(2.685, 2) |
+-----------------+
|            2.69 |
+-----------------+
1 row in set (0.00 sec)

#!/usr/bin/env python
# -*- coding: utf-8 -*-
from PyQt4 import QtCore, QtGui
import sys
class MyWindow(QtGui.QMainWindow):
    def __init__(self, parent = None):
        QtGui.QMainWindow.__init__(self, parent)
        self.setWindowFlags(QtCore.Qt.Window |
                            QtCore.Qt.WindowSystemMenuHint)
        # Menu configure
        self.menuFile = QtGui.QMenu("&File")
        self.actOpen = QtGui.QAction("Open", None)
        self.actOpen.setShortcut(QtGui.QKeySequence.Open)
        self.actOpen.triggered.connect(self.on_open)
        self.menuFile.addAction(self.actOpen)
        self.menuBar().addMenu(self.menuFile)
    def on_open(self):
        print("Выбран пункт меню Open")
        #Вызов диалога в котором надо управлять фокусом
        f = QtGui.QFileDialog.getOpenFileName(parent=self,
                                              caption="Open File")
        print "Selected file: ", f
app = QtGui.QApplication(sys.argv)
window = MyWindow()
window.show()
sys.exit(app.exec_())

from math import *
import numpy as np
import matplotlib.pyplot as plt
def f(x,s,m):
    return (1./(sqrt(2.*pi)*s))*e**(-0.5*((x-m)/s)**2)
def main():
    m = 0
    s = np.linspace(0.5,5,3)
    x = np.linspace(-10,10,20)
    for i in range(3):
        print('s = ', s[i])
        for j in range(20):
            f(x[j],s[i],m)
            print('x = ',x[j],', y = ',f(x[j],s[i],m))

from selenium import webdriver
from selenium.common.exceptions import NoSuchElementException
from selenium.webdriver.common.keys import Keys
import time
profile = webdriver.FirefoxProfile()
profile.set_preference('network.proxy.type', 1)
profile.set_preference("network.proxy.socks","socks_ip")
profile.set_preference("network.proxy.socks_port","socks_port")
profile.update_preferences()
browser = webdriver.Firefox(profile) # Get local session of firefox
browser.get("http://www.domain.com") # Load page
browser.close()

list_links = driver.find_element_by_xpath(u'//img/ancestor::a[not(re:match(@href, "(slovo1|slovo2)")) ]/@href', namespaces={"re": "http://exslt.org/regular-expressions"})

got an unexpected keyword argument 'namespace'

list_links = driver.find_element_by_xpath("//img/ancestor::a/@href")

invalidselectorerror

def move(n, start, finish):
    if start == 2 or finish == 2:
        if n > 0:
            temp = 6 - start - finish
            move(n - 1, start, temp)
            move(n - 1, temp, finish)
            print(n, start, finish)
    else:
        if n > 0:
            temp = 6 - start - finish
            move(n - 1, start, finish)
            move(n, start, temp)
            move(n - 1, finish, start)
            move(n, temp, finish)
            move(n - 1, start, finish)
            print(n, start, finish)
n = int(input())
print(move(n,1,3))