diff options
Diffstat (limited to 'accessing-pieces-arrays/script.rst')
| -rw-r--r-- | accessing-pieces-arrays/script.rst | 36 |
1 files changed, 35 insertions, 1 deletions
diff --git a/accessing-pieces-arrays/script.rst b/accessing-pieces-arrays/script.rst index 8e08146..5c60750 100644 --- a/accessing-pieces-arrays/script.rst +++ b/accessing-pieces-arrays/script.rst @@ -37,6 +37,8 @@ slicing and striding. {{{ switch back to the terminal }}} +.. #[[Anoop: context switch, switch to next slide should be added]] + As usual, we start IPython, using :: @@ -66,7 +68,9 @@ To access, the element 34 in A, we say, :: - A[1] + A[2] + +.. #[[Anoop: should be A[2], corrected it]] Like lists, indexing starts from 0 in arrays, too. So, 34, the third element has the index 2. @@ -130,6 +134,8 @@ column by Following is an exercise that you must do. +.. #[[Anoop: add context switches, switch to next slide]] + %%1%% Change the last column of C to zeroes. Please, pause the video here. Do the exercises and then continue. @@ -148,6 +154,8 @@ gives the whole of A. Following is an exercise that you must do. +.. #[[Anoop: add context switches, switch to next slide]] + %%2%% Change ``A`` to ``[11, 12, 13, 14, 15]``. Please, pause the video here. Do the exercises and then continue. @@ -194,6 +202,10 @@ at the prompt, and see that an array is displayed. To check the dimensions of any array, we can use the method shape. We say + +.. #[[Anoop: method is a function and .shape is a tuple, so it can be named + as value or something instead of the term method.]] + :: I.shape @@ -230,12 +242,16 @@ columns indexed 0 to 2 (included), we say, Following is an exercise that you must do. +.. #[[Anoop: add context switches, switch to next slide]] + %%3%% First, obtain the elements [22, 23] from C. Then, obtain the elements [11, 21, 31, 41] from C. Finally, obtain the elements [21, 31, 41, 0]. Please, pause the video here. Do the exercises and then continue. +.. #[[Anoop: add context switches, switch to next slide]] + :: C[1, 1:3] @@ -270,10 +286,14 @@ we get the slice from end to end, as we already know. Following is an exercise that you must do. +.. #[[Anoop: add context switches, switch to next slide]] + %%4%% Obtain the elements [[23, 24], [33, -34]] from C. Please, pause the video here. Do the exercises and then continue. +.. #[[Anoop: add context switches, switch to next slide]] + :: C[1:3, 2:4] @@ -298,10 +318,14 @@ form of an image and confirm. Following is an exercise that you must do. +.. #[[Anoop: add context switches, switch to next slide]] + %%5%% Obtain the square in the center of the image. Following is an exercise that you must do. +.. #[[Anoop: add context switches, switch to next slide]] + :: imshow(I[75:225, 75:225]) @@ -335,6 +359,10 @@ of 1 is assumed. gives the elements, [[21, 23, 0], [41, 43, 0]] +.. #[[Anoop: I think you forgot to "add switch to next slide" context + switch, I think it will be better you review the scripts(all) for + context switches and add them.]] + Following is an exercise that you must do. %%6%% Obtain the following. @@ -382,6 +410,12 @@ elements, rows and columns and larger pieces of arrays. We have also learnt how to modify arrays, element wise or in larger pieces. +.. #[[Anoop: I think in the summary slide it is better to use single & + multi dimensional arrays instead of 1D and Multi dimensional arrays.]] + +.. #[[Anoop: switch to thank you slide, added comment as it most probably + won't be noticed]] + Thank You! .. |