解释器由 sys.path 变量指定的路径目录,该变量初始化时默认包含了输入脚本(或者当前目录), PYTHONPATH 和安装目录。这样就允许 Python 程序了解如何修改或替换模块搜索。需要注意的是由于这些目录中包含有搜索路径中运行脚本,所以这些脚本不应该和标准模块重名,否则在导入模块时 Python 会尝试把这些脚本当作模块来加载...
sys.stdout.write(chr(219)) else: sys.stdout.write(' ') print '' ''' 【程序10】 题目:打印楼梯,同时在楼梯上方打印两个笑脸。 1.程序分析:用i控制行,j来控制列,j根据i的变化来控制输出黑方格的个数。 2.程序源代码: ''' import sys sys.stdout.write(chr(1)) sys.stdout.writ...
canvas.create_oval(310-k,250-k,310+k,250+k,width=1)k+=j j+=0.3 mainloop() 题目57:画图,学用line画直线 1•程序分析: 2.程序源代码:ifname==mainfromTkinterimport* canvas=Canvas(width=300,height=300,bg=green) canvas.pack(expand=YES,fill=BOTH)x0=263 不飞则已,一飞冲天;不鸣则已,...
import sys sys.stdout.write(chr(l)) sys.stdout.write(chr(l)) print" for i in range(l,ll): for j in range(lj): sys.stdout.write(chr(219)) sys.stdout.write(chr(219)) print" III 【程序11] 题目:古典问题:有一对兔子,从岀生后第3个月起每个月都生一对兔子,小兔子长到第三 个月 ...
sys.exit() # Set DEBUG to True if you need know more running message DEBUG = False # Set USE_TTK to False if you need classic Tk/Tcl GUI-style USE_TTK = True ''' Key value definition refer from KeyEvent.java public class KeyEvent extends InputEvent implements Parcelable { ...
width windowbounds wrapper write write_history_file xor xrange ;xreadlines xstat yiq_to_rgb zfill zip ; Methods Abort ;AskString AttlistDeclHandler Break CharacterDataHandler Choose Close CommentHandler ;DefaultHandler DefaultHandlerExpand Detach ElementDeclHandler End...
allow using normal indent width in shell in IDLE (2005-05-06) http://python.org/sf/1196946closed by kbk configHandler support for raw data (2007-02-01) http://python.org/sf/1650174closed by kbk tarfile append behavior (2007-02-05) ...
canvas.create_oval(310-k,250-k,310+k,250+k,width=1)k+=j j+=0.3 mainloop() 题目57:画图,学用line画直线 1•程序分析: 2.程序源代码:ifname==mainfromTkinterimport* canvas=Canvas(width=300,height=300,bg=green) canvas.pack(expand=YES,fill=BOTH)x0=263 ...
1•程序分析: 2.程序源代码:importmathclassPTS:definit(self):self.x=0self.y=0points=[]defLin eToDemo():fromTkinterimport* screenx=400 screeny=400 canvas=Canvas(width=screenx,height=screeny,bg=white) VIP免费下载 收藏 分享赏 0