ImportError requires pygraphviz 出错
开始学python，现在有个问题。 importerror: No module named Tkinter。 是我运行一个例子时产生的，是缺少Tkinter模块吗，请问高手怎么解决？是需要安装Tkinter吗？ 例子源码： from Tkinter import * def frame(root,side): w=Frame(root) w.pack(side=side,expand=YES,fill=BOTH) return w def button(root,side,text,command=None): w=Button(root,text=text,command=command) w.pack(side=side,expand=YES,fill=BOTH)...
by yiteng - Python - 2009-08-02 15:26:00 阅读（9920） 回复（10）
root@user-desktop:~/linux_test_new/maketest# g2p.py --train train.lex --devel 5% --write-model model-1
Traceback (most recent call last):
File "/usr/local/bin/g2p.py", line 38, in
Graphviz - Graph Visualization Software http://graphviz.org/ Graph visualization is a way of representing structural information as diagrams of abstract graphs and networks. Automatic graph drawing has many important applications in software engineering, database and web design, networking, and in visual interfaces for many other domains. Graphviz is open source graph visualization software. It ...
java.sql.SQLException: Driver requires declaration of procedure to either contain a '\nbeg in' or '\n' to follow argument declaration, or SELECT privilege on mysql.proc to parse col umn types. at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:910) at com.mysql.jdbc.DatabaseMetaData.getCallStmtParameterTypes(DatabaseMetaData.java:1364) at com.mysql.jdbc.Databa...
DEBIAN下： 编绎MPLAYER时出现以下错误` Error: The GUI requires PNG support, please install libpng and libpng-dev packages. 请问应如何更新那些包？或是那里有MPLAYER包
我在公司安装zope，启动实例时提示“importerror: No module named requestmethod”，是哪出了问题啊？各位CU有知道的吗？帮帮我！ 个人猜测可能是安装python方面没做好，系统默认安装的是2.3的，我编译安装了个2.4.4的，就是两个共存了，是不是还要对2.4.4的做些设置啊？
select * from AAA 出现如下错误：A query with LOB's requires Net8, which is not detected on this PC 但是我做desc AAA，可以看到表的结构 请问这是什么样错误，如果可以看到这张表里的内容！谢谢
在奔4机子上编译了内核，CPU设置了486，现在把硬盘挂在386机子上，启动时出现了 CPU:Cyric CX486DX2 kernel panic:kernel complied for pentium+. requires TSC feature! In idle task - not syncing 请教各位大侠这是什么原因？
use strict; use warnings; my $a="abcmnabILOVEcjhabcILOVEiuabILOVEccabc"; my $b="ILOVE"; @match = $a=~/$b/g; print "match: ",@match, "\n"; ------------------------------------------- ERROR: Global symbol "@match" requires explicit package name at test.pl line 13. Global symbol "@match" requires explicit package name at test.pl line 14. Execution of test.pl aborted due to compilation errors.
Sybase 运行大概 6 个小时后出现一下提示信息： 00:00000:00000:2003/05/29 15:43:41.28 kernel nspacket: t_snd, event requires attention 请问这是什么问题，如果解决？ 谢谢！
