[Tutor] Fwd: Fwd: Re: need help
isaac tetteh
itetteh34 at hotmail.com
Fri Aug 12 14:28:06 EDT 2016
Also use good text editor like sublimeText. It will do the indentation for you.
Begin forwarded message:
> From: Alan Gauld via Tutor <tutor at python.org>
> Date: August 12, 2016 at 11:37:11 AM CDT
> To: tutor at python.org
> Subject: Re: [Tutor] Fwd: Re: need help
> Reply-To: Alan Gauld <alan.gauld at yahoo.co.uk>
>
>
>> ---------- Forwarded message ----------
>> From: "Pallab Amway" <pallabamway at gmail.com>
>>> Respected sir,lots of thanks for your advice,but while i am compiling
>>> those programe with python 2.7 no output is coming only showing the
>>> masage "expected indented block"
>
> The first thing is to point out that you are getting an output - an
> error message. Error messages are output.
>
> The error tells you that it expects an indented block.
> Do you understand what that means? Indentation refers
> to the amount of spacing before the text. specifically
> there must be more space before the lines after a control
> statement (like your 'if') than there is on the control
> line.
>
> In most programming languages this is a matter of good
> style to make the code easier for humans to read.
> But it is a fundamental principle in python because
> the compiler uses the spacing to figure out how much
> code is influenced by the control statement.
>
> So an if statement should look like:
>
>
> if <some condition>:
> an indented line
> another indented line
> end of if block
> elif <another condition: # option elif line
> Yet another indented line
> only executed if the elif test is true
> else: # optional else
> More indented lines
> only executed when the if and elif parts are false.
>
> The same applied to other control statements in Python
> such as 'for', 'while', 'def', 'try' etc, etc.
>
> The amount of extra space you apply is up to you
> but the recommended size is 4 spaces (as above).
>
>> can you sugest any ebook?and please
>
> I am biased but you can try my tutorial (see .sig below)
> or there is a full page for beginners on the python.org
> web site
>
> https://www.python.org/about/gettingstarted/
>
>
> --
> Alan G
> Author of the Learn to Program web site
> http://www.alan-g.me.uk/
> http://www.amazon.com/author/alan_gauld
> Follow my photo-blog on Flickr at:
> http://www.flickr.com/photos/alangauldphotos
>
>
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