python 练手
可以播放大部分的音视频.
demo download: http://www.sandy1219.com/python/media.rar
playMP3.py
# -*- coding: utf-8 -*-
import wx;
import wx.media;
import os;
import SPrint;
import mediaStateBar;
import mediaList;
import SaveLog;
import MediaItem;
woldcart = "media files|*.*|avi|*.avi|rmvb|*.rmvb|rm|*.rm|wma|*.wma|mp3|*.mp3";
class MediaFrame(wx.Frame):
def __init__(self):
wx.Frame.__init__(self,None,wx.NewId(),u"媒体播放器",pos=wx.DefaultPosition,size=(500,500));
self.media = '';
try:
self.media = wx.media.MediaCtrl(self,style=wx.SIMPLE_BORDER,
#szBackend=wx.media.MEDIABACKEND_DIRECTSHOW
#szBackend=wx.media.MEDIABACKEND_QUICKTIME
#szBackend=wx.media.MEDIABACKEND_WMP10
);
self.media.Bind(wx.media.EVT_MEDIA_LOADED,self.mediaLoaded);
self.media.Bind(wx.media.EVT_MEDIA_STATECHANGED,self.mediaStateChange)
except NotImplementedError:
self.Destroy()
raise;
self.listView = '';
self.item = MediaItem.MediaItem();
self.sb = mediaStateBar.MediaStateBar(self);
self.SetStatusBar(self.sb);
self.log = SaveLog.SaveLog();
#self.log.test();
self.menu = wx.Menu()
self.openMenu = self.menu.Append(wx.NewId(),u"打开文件");
self.Bind(wx.EVT_MENU,self._openFile,self.openMenu);
self.quitMenu = self.menu.Append(wx.NewId(),u"退出");
self.Bind(wx.EVT_MENU,self.quit,self.quitMenu);
self.viewMenu = wx.Menu();
self.listMenu = self.viewMenu.Append(wx.NewId(),u"打开播放列表");
self.Bind(wx.EVT_MENU,self.openList,self.listMenu);
self.loadListMenu = self.viewMenu.Append(wx.NewId(),u"加载播放列表");
相关文档：
源代码下载：下载地址在这里
# 022
listNum1 = [1, 3]
listNum2 = [2, 4]
listStr1 = ['a', 'c']
listStr2 = ['b', 'd']
# 列表的合并
list1 = listNum1 + listStr1
for ele in list1:
print ele
print '\n'
# 判断列表中是否包含某元素
print 'b' in list1
print 1 in list1
# 删除某个元素
for ele in ......
源代码下载：下载地址在这里
# 024
dict1 = {
'5064001':'Mememe',
'5064002':'tutu',
'5064003':'thrthr',
'5064004':'fofo'
}
print dict1['5064003']
# 也可以使用整型作为唯一的编号
dict2 = {
5064001:'Mememe',
506400 ......
源代码下载：下载地址在这里
# 025
# 序列的神奇之处在于你可以使用相同的方式tuple、list和string
se = ['a', 'b', 'c', 'd']
li = ['a', 'b', 'c', 'd']
tu = ('a', 'b', 'c', 'd')
string = 'abcd'
print se[1]
print li[1]
print tu[1]
print string[1]
# 序列的另外一个神奇之处在于，你可以使用负数进行索 ......
源代码下载：下载地址在这里
A Byte Of Python
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Suppose you want to write a program which has to keep track of the
teachers and students in a college. They have some common
characteristics such as name, age and address. They also have specific
characteristics such as sala ......
第九关 Image
从页面上的图片可以看到有一串点，那么是不是代表该关与图像点有关？ 我们从页面源码可以看到，有两段数字序列first和second，而有一个提示first+second=? 什么意思呢？难道是说(first, second)代表了图像点的坐标？不像，两段序列的长度有很大差异。那么算符+还有什么含义呢，有� ......
