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1 files changed, 62 insertions, 58 deletions
diff --git a/getting_started_with_for/slides.org b/getting_started_with_for/slides.org index 51cb7ab..f922baa 100644 --- a/getting_started_with_for/slides.org +++ b/getting_started_with_for/slides.org @@ -18,7 +18,7 @@ #+LaTeX_HEADER: commentstyle=\color{red}\itshape, stringstyle=\color{darkgreen}, #+LaTeX_HEADER: showstringspaces=false, keywordstyle=\color{blue}\bfseries} -#+TITLE: Getting started with for +#+TITLE: #+AUTHOR: FOSSEE #+EMAIL: #+DATE: @@ -29,10 +29,31 @@ #+OPTIONS: H:3 num:nil toc:nil \n:nil @:t ::t |:t ^:t -:t f:t *:t <:t #+OPTIONS: TeX:t LaTeX:nil skip:nil d:nil todo:nil pri:nil tags:not-in-toc -* Outline - - ~for~ loop in Python. - - Blocks of code in Python. - - Indentation +* + #+begin_latex +\begin{center} +\vspace{12pt} +\textcolor{blue}{\huge Getting started with \texttt{for}} +\end{center} +\vspace{18pt} +\begin{center} +\vspace{10pt} +\includegraphics[scale=0.95]{../images/fossee-logo.png}\\ +\vspace{5pt} +\scriptsize Developed by FOSSEE Team, IIT-Bombay. \\ +\scriptsize Funded by National Mission on Education through ICT\\ +\scriptsize MHRD,Govt. of India\\ +\includegraphics[scale=0.30]{../images/iitb-logo.png}\\ +\end{center} + +#+end_latex +* Objectives + At the end of this tutorial, you will be able to, + - Write blocks of code in python. + - Use the ``for`` loop. + - Use ``range()`` function. + - Write blocks in python interpreter + - Write blocks in ipython interpreter. * Whitespace in Python - Whitespace is significant - blocks are visually separated @@ -43,7 +64,7 @@ : Block B : Block A ~Block B~ is an inner block and is indented using 4 spaces -* Exercise 1 +* Question 1 Write a ~for~ loop which iterates through a list of numbers and find the square root of each number. : @@ -65,53 +86,16 @@ - Save the script as ~list_roots.py~ - Run in ~ipython~ interpreter as, : In []: %run -i list_roots.py -* Exercise 2 - From the given numbers make a list of perfect squares and a list of those which are not. - : - The numbers are, - : 7225, 3268, 3364, 2966, 7056, 5625, 729, 5547, - : 7056, 576, 2916 -* Exercise 3 (indentation in ~ipython~) +* Question 2 Print the square root of numbers in the list. : Numbers are, : 7225, 3268, 3364, 2966, 7056, 5625, 729, 5547, : 7056, 576, 2916 -* Indentation in ~ipython~ - : In []: numbers = [1369, 7225, 3364, 7056, 5625, - : ...: 729, 7056, 576, 2916] - - : In []: for each in numbers: - : ...: - Note the four spaces here - : - : - : - : - : - : -* Indentation in ~ipython~ (cont'd) - : In []: numbers = [1369, 7225, 3364, 7056, 5625, - : ...: 729, 7056, 576, 2916] - : In []: for each in numbers: - : ...: - Note the four spaces here - : - Now type the rest of the code - : ...: print "Square root of", each, - : ...: print "is", sqrt(each) - : ...: - : ...: -* Indentation in ~python~ interpreter +* Question 3 Find out the cube of all the numbers from 1 to 10. : /do it in the python interpreter/ -* Indentation in ~python~ interpreter (cont'd) - #+begin_src python - >>> for i in range(1, 11): - ... print i, "cube is", i**3 - ... - #+end_src * ~range()~ function - in built function in Python - generates a list of integers @@ -119,26 +103,46 @@ - /example:/ - range(1, 20) - /generates integers from 1 to 20/ - range(20) - /generates integers from 0 to 20/ -* Exercise 4 +* Question 4 Print all the odd numbers from 1 to 50. * Summary - - blocks in ~python~ - - indentation - - blocks in ~ipython~ interpreter - - ~for~ loop - - iterating over list using ~for~ loop - - ~range()~ function -* Thank you! + In this tutorial,we learnt to, + - Create blocks in python using ``for + - Indent the blocks of code + - Iterate over a list using ``for`` loop + - Use the ``range()`` function +* Evaluation + 1. Indentation is not mandatory in Python + + - True + - False + + 2. Write a code using ``for`` loop to print the product of all + natural numbers from 1 to 20. + + + 3. What will be the output of- + range(1,5) +* Solutions + 1. False + + 2. y = 1 + for x in range(1,21): + y*=x + print y + + 3. [1,2,3,4] +* #+begin_latex \begin{block}{} \begin{center} - This spoken tutorial has been produced by the - \textcolor{blue}{FOSSEE} team, which is funded by the + \textcolor{blue}{\Large THANK YOU!} \end{center} + \end{block} +\begin{block}{} \begin{center} - \textcolor{blue}{National Mission on Education through \\ - Information \& Communication Technology \\ - MHRD, Govt. of India}. + For more Information, visit our website\\ + \url{http://fossee.in/} \end{center} \end{block} #+end_latex |