first chapter

wolf · wolf · commit 3a3cfad1b50c · 2010-10-23T14:01:27.000+08:00
diff --git a/thinkpython/tex-zh/book.aux b/thinkpython/tex-zh/book.aux
@@ -19,3 +19,4 @@
 \newlabel{hello}{{1.6}{5}}
 \@writefile{toc}{\contentsline {section}{\numberline {1.7}调试}{6}}
 \@writefile{toc}{\contentsline {section}{\numberline {1.8}术语表}{6}}
+\@writefile{toc}{\contentsline {section}{\numberline {1.9}练习}{7}}
diff --git a/thinkpython/tex-zh/book.idx b/thinkpython/tex-zh/book.idx
@@ -88,3 +88,8 @@
 \indexentry{parse 句法分析}{7}
 \indexentry{print statement print 语句}{7}
 \indexentry{statement!print 语句!打印}{7}
+\indexentry{documentation 文档}{7}
+\indexentry{python.org}{7}
+\indexentry{help utility 帮助工具}{8}
+\indexentry{caculator 计算器}{8}
+\indexentry{running pace 跑步速度}{8}
diff --git a/thinkpython/tex-zh/book.log b/thinkpython/tex-zh/book.log
@@ -1,4 +1,4 @@
-This is XeTeX, Version 3.1415926-2.2-0.9995.2 (TeX Live 2009/Debian) (format=xelatex 2010.10.11)  23 OCT 2010 06:42
+This is XeTeX, Version 3.1415926-2.2-0.9995.2 (TeX Live 2009/Debian) (format=xelatex 2010.10.11)  23 OCT 2010 13:59
 entering extended mode
  restricted \write18 enabled.
  %&-line parsing enabled.
@@ -948,29 +948,41 @@ Package Fancyhdr Warning: \headheight is too small (12.0pt):
  This may cause the page layout to be inconsistent, however.
 
 [6]
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+[7]
 
 Package Fancyhdr Warning: \headheight is too small (12.0pt): 
- Make it at least 12.0766pt.
+ Make it at least 12.12543pt.
  We now make it that large for the rest of the document.
  This may cause the page layout to be inconsistent, however.
 
-[7] (./book.aux)
+[8] (./book.aux)
 LaTeX Font Info:    Some font shapes were not available, defaults substituted.
 
 
 LaTeX Warning: There were undefined references.
 
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-LaTeX Warning: Label(s) may have changed. Rerun to get cross-references right.
-
  ) 
 Here is how much of TeX's memory you used:
- 5899 strings out of 494665
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  34i,10n,43p,458b,283s stack positions out of 5000i,500n,10000p,200000b,50000s
 
-Output written on book.pdf (19 pages).
+Output written on book.pdf (20 pages).
diff --git a/thinkpython/tex-zh/book.pdf b/thinkpython/tex-zh/book.pdf
diff --git a/thinkpython/tex-zh/book.tex b/thinkpython/tex-zh/book.tex
@@ -977,6 +977,34 @@ \section{术语表}
 
 \end{description}
 
+\section{练习}
+
+\begin{ex}
+打开浏览器浏览Python官网\url{python.org}.这个页面包含了Python的一些信息，还有和Python相关的连接。你可以查看Python官方文档。\\
+
+比如，在搜索框里输入{\tt print}，第一个链接就是{\tt print}语句的文档。此时，并不是所有的信息对你都有意义，但是知道它们在哪里总是有好处的。
+
+\index{documentation 文档}
+\index{python.org}
+\end{ex}
+
+\begin{ex}
+启动Python的解释器，输入{\tt help()}启动在线帮助工具。或者你也可以输入\verb"help('print')" 获得关于{\tt print}语句的信息。\\
+
+如果没有成功，你或许需要安装额外的Python官方文档，或者设置环境变量。这个依赖于你使用的操作系统和Python解释器版本。
+
+\index{help utility 帮助工具}
+\end{ex}
+
+
+\begin{ex}
+打开Python解释器，我们暂且把它作为计算器。关于数学操作的语法，Python和标准的数学符号很相似。比如，符号{\tt +},{\tt -} 和{\tt /}表示加减，除。乘法的符号是{\tt *}。\\
+
+如果43分钟30秒，跑了10公里，每英里花费的时间是多少？你的平均速度是多少英里每小时？（Hint:一英里等于1.61公里）。
+
+\index{caculator 计算器}
+\index{running pace 跑步速度}
+\end{ex}
 
 
 
diff --git a/thinkpython/tex-zh/book.toc b/thinkpython/tex-zh/book.toc
@@ -12,3 +12,4 @@
 \contentsline {section}{\numberline {1.6}第一个程序}{5}
 \contentsline {section}{\numberline {1.7}调试}{6}
 \contentsline {section}{\numberline {1.8}术语表}{6}
+\contentsline {section}{\numberline {1.9}练习}{7}
