Re: python syntax
- From: Tyler Littlefield <tyler@xxxxxxxxxxxxx>
- To: programmingblind@xxxxxxxxxxxxx
- Date: Sun, 27 Dec 2009 12:26:06 -0700
they've also got the tutorial on python.org, which is what I used to learn and
still use today for a reference when I need it.
On Dec 27, 2009, at 12:24 PM, edward wrote:
> The underline in a class usually means it is private, or it is the
> constructor method
> Try reading http://greenteapress.com/thinkpython/html/
> It's a good book
>
> Edward
>
> -----Original Message-----
> From: programmingblind-bounce@xxxxxxxxxxxxx
> [mailto:programmingblind-bounce@xxxxxxxxxxxxx] On Behalf Of Alex Hall
> Sent: Sunday, December 27, 2009 2:03 PM
> To: programmingblind@xxxxxxxxxxxxx
> Subject: Re: python syntax
>
> I know basic python, having written a program in it for a class about 3
> months ago, but this stuff is more advanced than what I learned. Is there
> something that covers these:
>
> 1. Why put an underline after the self keyword?
> 2. The method in my email returned one variable, yet it also had several
> vars which it extracted from somewhere. It did not return them, though, so
> why make them at all?
> 3. I have read about super, and I understand that it is a way of basically
> grabbing a passing bit of information, modifying it, then sening it on its
> way. I cannot understand this in practice, though, in the places where I
> have seen it.
>
>
> Have a great day,
> Alex
> New email address: mehgcap@xxxxxxxxx
> ----- Original Message -----
> From: "Tyler Littlefield" <tyler@xxxxxxxxxxxxx>
> To: <programmingblind@xxxxxxxxxxxxx>
> Sent: Sunday, December 27, 2009 13:50
> Subject: Re: python syntax
>
>
> Alix,
> I'm going to recommend you read the python tutorial. Just jumping in from
> knowing another language will not work. The ideas are the same, but the
> keywords are different. Go read up on classes, self is fully explained
> there. Adding a method is as easy as just appending it in the class, making
> sure that it's indented correctly.
>
> On Dec 27, 2009, at 11:37 AM, Alex Hall wrote:
>
>> Hi all,
>> I am really trying to better understand Python, but I am lost here. I have
>
>> a file called pyfacebook, and it is a python wrapper for the facebook api.
>
>> I am trying to add a ocuple of my own methods to this file, the new stream
>
>> methods. I want all these methods in one class, so I created said class.
>> Now, though, I am not sure how to put my methods into my class. The file
>> contains something called an IDL, which seems to be a dictionary of
>> methods? The other problem I have is getting some necessary information
>> for connecting to facebook in the first place. Most of it can be gotten
>> through methods already in place, but I am not sure how to call one such
>> method because it has a lot of use of the word 'self' and I am unable to
>> figure out just what it returns. I have pasted this funciton below. If you
>
>> understand it, could you please explain it!!?? Thanks.
>>
>> def getSession(self):
>> """Facebook API call. See
>>
> http://developers.facebook.com/documentation.php?v=1.0&method=auth.getSessio
> n"""
>> args = {}
>> try:
>> args['auth_token'] = self._client.auth_token
>> except AttributeError:
>> raise RuntimeError('Client does not have auth_token set.')
>> result = self._client('%s.getSession' % self._name, args)
>> self._client.session_key = result['session_key']
>> self._client.uid = result['uid']
>> self._client.secret = result.get('secret')
>> self._client.session_key_expires = result['expires']
>> return result
>>
>>
>> Have a great day,
>> Alex
>> New email address: mehgcap@xxxxxxxxx
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