input_output/slides.org
author Anoop Jacob Thomas<anoop@fossee.in>
Sat, 18 Dec 2010 12:54:49 +0530
changeset 524 b602b4dcc87d
parent 276 89437325b326
permissions -rw-r--r--
Made some changes to the script embellishing a plot, but it still needs changes.
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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#+LaTeX_CLASS: beamer
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#+LaTeX_CLASS_OPTIONS: [presentation]
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#+BEAMER_FRAME_LEVEL: 1
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#+BEAMER_HEADER_EXTRA: \usetheme{Warsaw}\usecolortheme{default}\useoutertheme{infolines}\setbeamercovered{transparent}
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#+COLUMNS: %45ITEM %10BEAMER_env(Env) %10BEAMER_envargs(Env Args) %4BEAMER_col(Col) %8BEAMER_extra(Extra)
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#+PROPERTY: BEAMER_col_ALL 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 :ETC
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#+LaTeX_CLASS: beamer
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#+LaTeX_CLASS_OPTIONS: [presentation]
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#+LaTeX_HEADER: \usepackage[english]{babel} \usepackage{ae,aecompl}
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#+LaTeX_HEADER: \usepackage{mathpazo,courier,euler} \usepackage[scaled=.95]{helvet}
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#+LaTeX_HEADER: \usepackage{listings}
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#+LaTeX_HEADER:\lstset{language=Python, basicstyle=\ttfamily\bfseries,
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#+LaTeX_HEADER:  commentstyle=\color{red}\itshape, stringstyle=\color{darkgreen},
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#+LaTeX_HEADER:  showstringspaces=false, keywordstyle=\color{blue}\bfseries}
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#+TITLE:    I/O
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#+AUTHOR:    FOSSEE
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#+EMAIL:     
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#+DATE:    
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#+DESCRIPTION: 
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#+KEYWORDS: 
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#+LANGUAGE:  en
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#+OPTIONS:   H:3 num:nil toc:nil \n:nil @:t ::t |:t ^:t -:t f:t *:t <:t
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#+OPTIONS:   TeX:t LaTeX:nil skip:nil d:nil todo:nil pri:nil tags:not-in-toc
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* Outline
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  - Showing output to the user.
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  - Taking input from the user. 
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* Question 1
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  What happens when you do ~print "x is %d y is %f" %(x, y)~
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* Solution 1
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  ~int~ value of ~x~ and ~float~ value of ~y~ are printed corresponding to the
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  modifiers used in the ~print~ statement
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* Question 2
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  Enter the number 5.6 as input and store it in a variable called
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  ~c~. 
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* Solution 2
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  #+begin_src python
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    In []: c = raw_input() 
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    5.6
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    In []: c
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  #+end_src
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* Question 3
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  What happens when you do not enter anything and hit enter
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* Solution 3
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  #+begin_src python
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    In []: c = raw_input() 
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    <RET>
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    In []: c
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  #+end_src
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* Question 4
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  How do you display a prompt and let the user enter input in a new line
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* Solution 4
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  #+begin_src python
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    In []: ip = raw_input("Please enter a number in the next line\n> ")
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  #+end_src
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* Summary
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  You should now be able to --
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   + Print a value "as is" 
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   + Print a value using using modifiers
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   + Accept input from user
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   + Display a prompt before accepting input
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* Thank you!
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#+begin_latex
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  \begin{block}{}
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  \begin{center}
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  This spoken tutorial has been produced by the
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  \textcolor{blue}{FOSSEE} team, which is funded by the 
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  \end{center}
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  \begin{center}
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    \textcolor{blue}{National Mission on Education through \\
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      Information \& Communication Technology \\ 
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      MHRD, Govt. of India}.
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  \end{center}  
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  \end{block}
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#+end_latex
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