Python doc problem example: gzip module (reprise)

2008-06-21 Thread Byron Rios
 fileToCompress = open('finalcallejon.mb')
 fileToStr = fileToCompress.read()
 import gzip
 fileZipped = gzip.GzipFile('finalcallejon.mb.gz', 'wb', 9)
 fileZipped.write(fileToStr)
 fileZipped.close()

this may help you in 
http://mail.python.org/pipermail/python-list/2005-November/349718.html

have a nice day Emoticon1.gif--
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Re: Python doc problem example: gzip module (reprise)

2005-11-09 Thread Jeffrey Schwab
Mike Meyer wrote:
 Xah Lee [EMAIL PROTECTED] writes:
 
 
Newsgroups: comp.lang.perl.misc
PS: I won't cross-post as I'm not subscribed to the Python group.
 
 
 Very wisely done. Then from Xah Lee, we get;
 
 
I have cross posted it for you.
 
 
 Proving once again that he's stupider than spam. Please help google
 find him that way by adding this link to your pages:
 
   a href=http://xahlee.org/;stupider than spam/a
 
   thank you,
   mike


Ah, but is he stupider spam, spam, spam, spam, bacon, eggs, and spam?
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Re: Python doc problem example: gzip module (reprise)

2005-11-08 Thread Xah Lee
Newsgroups: comp.lang.perl.misc
From: Veli-Pekka Tätilä
Date: Sat, 5 Nov 2005 17:25:35 +0200
Subject: Re: Python doc problem example: gzip module (reprise)

Xah Lee wrote:
 Today i need to use Python to compress/decompress gzip files. snip
 However, scanning the doc after 20 seconds there's no single example
 showing how it is used.
 jargons of Class, Constructor, Object etc are thrown together with
 presumption of reader's expertise of IO programing in Python snip

I se the problem now. Perl usually doesn't have that kind of trouble as

there are plenty of example snippets and the synopsis part even before
the
description.

But if you want to bash the Python docs, I'd like to mention that they
are
pretty inaccessible and unmanagable with speech. Here's my post about
it in
comp.langh.python:

URL:

http://tinyurl.com/dfrb7

(or search Google Groups with vtatila python)

Though I've carefully explain the problems and provided a number of
solutions, no-one has replied yet. I reckon that, ether people don't
know
what I'm talking about accessibility being such a nieche topic still,
or
else my explanation is all too elaborate or just heavy to read through.

Well, I've tried. Yet another reason to stay with Perl. Whose docs are,
by
the way, very accessible in general.

PS: I won't cross-post as I'm not subscribed to the Python group.
---

Thank you Veli-Pekka Tätilä for your thoughtful reply.

I have cross posted it for you.

 Xah
 [EMAIL PROTECTED]
∑ http://xahlee.org/

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Re: Python doc problem example: gzip module (reprise)

2005-11-08 Thread Mike Meyer
Xah Lee [EMAIL PROTECTED] writes:

 Newsgroups: comp.lang.perl.misc
 PS: I won't cross-post as I'm not subscribed to the Python group.

Very wisely done. Then from Xah Lee, we get;

 I have cross posted it for you.

Proving once again that he's stupider than spam. Please help google
find him that way by adding this link to your pages:

  a href=http://xahlee.org/;stupider than spam/a

  thank you,
  mike
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Re: Python doc problem example: gzip module (reprise)

2005-11-07 Thread jmdeschamps
(gulp! red-in-the-face) yes Steve, I meant gist,  sorry if I offended
anyone, specially Fredrik since I was referring to the 'substance' of
his post...certainly not as if it were a 'joke' .

Jean-Marc

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Re: Python doc problem example: gzip module (reprise)

2005-11-06 Thread Bengt Richter
On 05 Nov 2005 19:19:29 -0800, Paul Rubin http://[EMAIL PROTECTED] wrote:

Mike Meyer [EMAIL PROTECTED] writes:
  It's only -because- of those licenses that there's any reason not to
  bundle.
 
 Actually, there are other reasons, just as there are reasons besides
 licensing for not simply including third party libraries into the
 standard library.

I'm not talking about 3rd party libraries, I'm talking about 3rd party
documentation for modules that are already in the Python standard
library.  For example, if someone wrote a good Tkinter manual that
were licensed in a way that the PSF could drop it into the Python
distro, then PSF should certainly consider including it.  The same
goes for good docs about urllib2, or various other modules that
currently have lousy docs.

  I found 
http://infohost.nmt.edu/tcc/help/lang/python/tkinter.html
  to be a pretty good tutorial, though incomplete as a reference.
 
 Thanks for the URL, but that's just a short list of links, most of
 which I've already seen.

Sorry, I meant:

  http://infohost.nmt.edu/tcc/help/pubs/tkinter/ (html)
  http://www.nmt.edu/tcc/help/pubs/tkinter.pdf   (pdf of same)

You've probably seen this manual already.
If not, I'll second the recommendation for the pdf. It's not complete, but
it's quite useful and pretty easy to use. Hm, seems to be updated since I
downloaded a copy, guess I'll grab the newest ;-) Hm2, it doubled in size!

The creation dates are
*** FILE tkinter.pdf ***
/CreationDate (D:20030416170500)

*** FILE tkinter2.pdf ***
/CreationDate (D:20050803114234)

So I guess it could double in 2 years 4 months. I'll have to look into it.

Regards,
Bengt Richter
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Re: Python doc problem example: gzip module (reprise)

2005-11-06 Thread jmdeschamps
Sorry but I take exception on this subject.
I still think Fredrik's Intro to Tkinter is still more usable ...
Grayson's book uses PMW extensively, and a lot is about specific
widgets of that library.

This actually brings us back to the jest of F. previous post, that
documentation is question of multiple source reference, and yes that
you have to work the field (Google search, newgroups, cookbooks,
source-code, et al) a little bit to get some information.

In time, one goes from newbie to casual-user, to regular-user and
createds his own setof useful references ...

Simple ready-to-eat recipes are just that - fast-food for the mind!
(Ok some of it is delicious, even nourishing ;-)  )

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Re: Python doc problem example: gzip module (reprise)

2005-11-06 Thread Steven D'Aprano
On Sun, 06 Nov 2005 04:28:35 -0800, jmdeschamps wrote:

 This actually brings us back to the jest of F. previous post, 

I didn't think it was very funny...

Unless you meant the *gist* of Fredrik's post.


-- 
Steven.

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Re: Python doc problem example: gzip module (reprise)

2005-11-06 Thread Keith Thompson
Rick Wotnaz [EMAIL PROTECTED] writes:
[snip]
 I've managed to avoid reading Xah Lee's diatribes for the most 
 part. Since you included the *WHOLE THING* in your post, I had an 
 opportunity to see what he had to say, and for once I agree with 
 some of it.

That's fine, but if you're going to post a followup, could you please
limit it to comp.lang.python?  There's no hope of getting Xah Lee to
stop posting his rants to irrelevant newsgroups (that's what killfiles
are for), but I doubt that many readers of comp.lang.perl.misc really
want to read about Python documentation -- if they do, they can always
read comp.lang.python.

-- 
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San Diego Supercomputer Center *  http://users.sdsc.edu/~kst
We must do something.  This is something.  Therefore, we must do this.
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Python doc problem example: gzip module (reprise)

2005-11-05 Thread Xah Lee
Python Doc Problem Example: gzip

Xah Lee, 20050831

Today i need to use Python to compress/decompress gzip files. Since
i've read the official Python tutorial 8 months ago, have spent 30
minutes with Python 3 times a week since, have 14 years of computing
experience, 8 years in mathematical computing and 4 years in unix admin
and perl, i have quickly found the official doc:
http://python.org/doc/2.4.1/lib/module-gzip.html

I'd imagine it being a function something like:

fileContent = GzipFile(filePath, comprress/decompress)

However, scanning the doc after 20 seconds there's no single example
showing how it is used.

Instead, the doc starts with some arcane info about compatibility with
some other compression module and other software. Then it talks in a
very haphazard way with confused writing about the main function
GzipFile. No perspectives whatsoever about using it to solve a problem
nor a concrete description of how to use it. Instead, jargons of Class,
Constructor, Object etc are thrown together with presumption of
reader's expertise of IO programing in Python and gzip compression
arcana.

After no understanding, and being not a Python expert, i wanted to read
about file objects but there's no link.

After locating the file object's doc page:
http://python.org/doc/2.4.1/lib/bltin-file-objects.html, but itself is
written and organized in a very unhelpful way.

Here's the detail of the problems of its documentation. It starts with:

«The data compression provided by the zlib module is compatible
with that used by the GNU compression program gzip. Accordingly, the
gzip module provides the GzipFile class to read and write gzip-format
files, automatically compressing or decompressing the data so it looks
like an ordinary file object. Note that additional file formats which
can be decompressed by the gzip and gunzip programs, such as those
produced by compress and pack, are not supported by this module.»

This intro paragraph is about 3 things: (1) the purpose of this gzip
module. (2) its relation with zlib module. (3) A gratuitous arcana
about gzip program's support of “compress and pack” software being
not supported by Python's gzip module. Necessarily mentioned because
how the writing in this paragraph is phrased. The writing itself is a
jumble.

Of the people using the gzip module, vast majority really just need to
decompress a gzip file. They don't need to know (2) and (3) in a
preamble. The worst aspect here is the jumbled writing.

«class GzipFile( [filename[, mode[, compresslevel[, fileobj)
Constructor for the GzipFile class, which simulates most of the methods
of a file object, with the exception of the readinto() and truncate()
methods. At least one of fileobj and filename must be given a
non-trivial value. The new class instance is based on fileobj, which
can be a regular file, a StringIO object, or any other object which
simulates a file. It defaults to None, in which case filename is opened
to provide a file object.»

This paragraph assumes that readers are thoroughly familiar with
Python's File Objects and its methods. The writing is haphazard and
extremely confusive. Instead of explicitness and clarity, it tries to
convey its meanings by side effects.

• The words “simulate” are usd twice inanely. The sentence
“...Gzipfile class, which simulates...” is better said by
“Gzipfile is modeled after Python's File Objects class.”

• The intention to state that it has all Python's File Object methods
except two of them, is ambiguous phrased. It is as if to say all
methods exists, except that two of them works differently.

• The used of the word “non-trivial value” is inane. What does a
non-trivial value mean here? Does “non-trivial value” have specific
meaning in Python? Or, is it meant with generic English interpretation?
If the latter, then what does it mean to say: “At least one of
fileobj and filename must be given a non-trivial value”? Does it
simply mean one of these parameters must be given?

• The rest of the paragraph is just incomprehensible.

«When fileobj is not None, the filename argument is only used to
be included in the gzip file header, which may includes the original
filename of the uncompressed file. It defaults to the filename of
fileobj, if discernible; otherwise, it defaults to the empty string,
and in this case the original filename is not included in the header.»

“discernible”? This writing is very confused, and it assumes the
reader is familiar with the technical specification of Gzip.

«The mode argument can be any of 'r', 'rb', 'a', 'ab', 'w', or
'wb', depending on whether the file will be read or written. The
default is the mode of fileobj if discernible; otherwise, the default
is 'rb'. If not given, the 'b' flag will be added to the mode to ensure
the file is opened in binary mode for cross-platform portability.»

“discernible”? Again, familiarity with the working of Python's file
object is implicitly assumed. For people who do not have expertise 

Re: Python doc problem example: gzip module (reprise)

2005-11-05 Thread Gerard Flanagan
Xah Lee wrote:
 Python Doc Problem Example: gzip

 Xah Lee, 20050831

 Today i need to use Python to compress/decompress gzip files. Since
 i've read the official Python tutorial 8 months ago, have spent 30
 minutes with Python 3 times a week since, have 14 years of computing
 experience, 8 years in mathematical computing and 4 years in unix admin
 and perl, i have quickly found the official doc:
 http://python.org/doc/2.4.1/lib/module-gzip.html

 I'd imagine it being a function something like:

 fileContent = GzipFile(filePath, comprress/decompress)

 However, scanning the doc after 20 seconds there's no single example
 showing how it is used.

 Instead, the doc starts with some arcane info about compatibility with
 some other compression module and other software. Then it talks in a
 very haphazard way with confused writing about the main function
 GzipFile. No perspectives whatsoever about using it to solve a problem
 nor a concrete description of how to use it. Instead, jargons of Class,
 Constructor, Object etc are thrown together with presumption of
 reader's expertise of IO programing in Python and gzip compression
 arcana.

 After no understanding, and being not a Python expert, i wanted to read
 about file objects but there's no link.

 After locating the file object's doc page:
 http://python.org/doc/2.4.1/lib/bltin-file-objects.html, but itself is
 written and organized in a very unhelpful way.

 Here's the detail of the problems of its documentation. It starts with:

 «The data compression provided by the zlib module is compatible
 with that used by the GNU compression program gzip. Accordingly, the
 gzip module provides the GzipFile class to read and write gzip-format
 files, automatically compressing or decompressing the data so it looks
 like an ordinary file object. Note that additional file formats which
 can be decompressed by the gzip and gunzip programs, such as those
 produced by compress and pack, are not supported by this module.»

 This intro paragraph is about 3 things: (1) the purpose of this gzip
 module. (2) its relation with zlib module. (3) A gratuitous arcana
 about gzip program's support of “compress and pack” software being
 not supported by Python's gzip module. Necessarily mentioned because
 how the writing in this paragraph is phrased. The writing itself is a
 jumble.

 Of the people using the gzip module, vast majority really just need to
 decompress a gzip file. They don't need to know (2) and (3) in a
 preamble. The worst aspect here is the jumbled writing.

 «class GzipFile( [filename[, mode[, compresslevel[, fileobj)
 Constructor for the GzipFile class, which simulates most of the methods
 of a file object, with the exception of the readinto() and truncate()
 methods. At least one of fileobj and filename must be given a
 non-trivial value. The new class instance is based on fileobj, which
 can be a regular file, a StringIO object, or any other object which
 simulates a file. It defaults to None, in which case filename is opened
 to provide a file object.»

 This paragraph assumes that readers are thoroughly familiar with
 Python's File Objects and its methods. The writing is haphazard and
 extremely confusive. Instead of explicitness and clarity, it tries to
 convey its meanings by side effects.

 • The words “simulate” are usd twice inanely. The sentence
 “...Gzipfile class, which simulates...” is better said by
 “Gzipfile is modeled after Python's File Objects class.”

 • The intention to state that it has all Python's File Object methods
 except two of them, is ambiguous phrased. It is as if to say all
 methods exists, except that two of them works differently.

 • The used of the word “non-trivial value” is inane. What does a
 non-trivial value mean here? Does “non-trivial value” have specific
 meaning in Python? Or, is it meant with generic English interpretation?
 If the latter, then what does it mean to say: “At least one of
 fileobj and filename must be given a non-trivial value”? Does it
 simply mean one of these parameters must be given?

 • The rest of the paragraph is just incomprehensible.

 «When fileobj is not None, the filename argument is only used to
 be included in the gzip file header, which may includes the original
 filename of the uncompressed file. It defaults to the filename of
 fileobj, if discernible; otherwise, it defaults to the empty string,
 and in this case the original filename is not included in the header.»

 “discernible”? This writing is very confused, and it assumes the
 reader is familiar with the technical specification of Gzip.

 «The mode argument can be any of 'r', 'rb', 'a', 'ab', 'w', or
 'wb', depending on whether the file will be read or written. The
 default is the mode of fileobj if discernible; otherwise, the default
 is 'rb'. If not given, the 'b' flag will be added to the mode to ensure
 the file is opened in binary mode for cross-platform portability.»

 “discernible”? Again, familiarity with 

Re: Python doc problem example: gzip module (reprise)

2005-11-05 Thread Jeffrey Schwab
Xah Lee wrote:

 i've read the official Python tutorial 8 months ago, have spent 30
 minutes with Python 3 times a week since, have 14 years of computing
 experience, 8 years in mathematical computing and 4 years in unix admin
 and perl

I can wiggle my ears.
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Re: Python doc problem example: gzip module (reprise)

2005-11-05 Thread Rick Wotnaz
Gerard Flanagan [EMAIL PROTECTED] wrote in
news:[EMAIL PROTECTED]: 

 Xah Lee wrote:
 Python Doc Problem Example: gzip

[...]
 A quality documentation should be clear, succinct, precise.
 And, the least it assumes reader's expertise to obtain these
 qualities, the better it is.

 Vast majority of programers using this module really just want
 to compress or decompress a file. They do not need to know any
 more details about the technicalities of this module nor about
 the Gzip compression specification. Here's what Python
 documentation writers should do to improve it:

 • Rewrite the intro paragraph. Example: “This module prov
 ides a
 simple interface to compress and decompress files using the GNU
 compression format gzip. For detailed working with gzip format,
 use the zlib module.”. The “zlib module” phrase should be
  linked to its
 documentation.

 • Near the top of the documentation, add a example of usage.
 A example is worth a thousand words:

  # decompressing a file
 import gzip
 fileObj = gzip.GzipFile(/Users/joe/war_and_peace.txt.gz,
 'rb'); fileContent = fileObj.read()
 fileObj.close()

  # compressing a file
 import gzip
 fileObj = gzip.GzipFile(/Users/mary/hamlet.txt.gz, 'wb');
 fileObj.write(fileContent)
 fileObj.close()

 
 
 You want to create the world before which you can kneel: this is
 your ultimate hope and intoxication.
 
 Also sprach Zarathustra.
 
I've managed to avoid reading Xah Lee's diatribes for the most 
part. Since you included the *WHOLE THING* in your post, I had an 
opportunity to see what he had to say, and for once I agree with 
some of it. Some of us learn by example; sometimes an example is 
all we need to use a particular feature (especially one that we 
don't often have need for). The criticism that the documentation 
would be improved by adding some model code is valid for *all* 
documentation, I think, not just Python's.

Typically, when someone proposes changes to documentation to an 
open source project, someone else will come along and remind 
everyone that it's all volunteer effort, so why shouldn't the one 
doing the propopsing be the one to make the change? In the case of 
documentation, that approach would mean that those who have the 
least idea of how a module works should be the ones to describe it 
for everyone else, which seems a little backward to me. The 
examples should come from those who know what they're doing and 
they should explain what the example is doing -- just the sort of 
things a casual user wants to learn quickly.

Someone is sure to jump in now and point to sample code, which 
nearly all reasonably major packages include. That's good stuff. 
With (for example) wxPython, it's the only useful documentation, or 
rather, it's the only thing that makes the wxWidgets documentation 
useful. Links to code samples in the documentation would be fine in 
lieu of snippets of example calls. But there's not enough of either 
in most documentation.

I would love to see examples for essentially every function and 
method. And not just something that echoes the signature, but some 
context to show how it might be useful. That would be in the 
intoxication class of ultimate hopes. In most cases, though, it 
would be *extremely* helpful for a casual user of that part of the 
package.

-- 
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Re: Python doc problem example: gzip module (reprise)

2005-11-05 Thread Peter Hansen
Jeffrey Schwab wrote:
 Xah Lee wrote:
 
 i've read the official Python tutorial 8 months ago, have spent 30
 minutes with Python 3 times a week since, have 14 years of computing
 experience, 8 years in mathematical computing and 4 years in unix admin
 and perl
 
 I can wiggle my ears.

Which is almost as good as having spent, um, let's see... a grand total 
of 52 hours attempting to code in Python!  Which is to say roughly one 
week with a little overtime.

I've had a large number of co-op students and junior programmers come on 
board in a Python/agile group.  I've said here before that most of them 
were able to code reasonably in Python after only about one week, at 
least enough to contribute and participate.  Several took a few weeks to 
completely abandon their bad habits from other languages (e.g. coding 
C-style iterate-over-chars-in-a-string loops in Python).

Of course, most of them had a basic competence and ability to learn, so 
maybe for them 52 hours was much more effective than it is for others. 
Still, 52 hours is nothing... and doing it as 30 minutes, 3 times a 
week, for 8 months vastly decreases the value of those 52 hours, even 
if it makes it sound much more impressive.  I'm not surprised now at 
what we keeping seeing here...

-Peter
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Re: Python doc problem example: gzip module (reprise)

2005-11-05 Thread Charlton Wilbur
 RW == Rick Wotnaz [EMAIL PROTECTED] writes:

RW Someone is sure to jump in now and point to sample code, which
RW nearly all reasonably major packages include. That's good
RW stuff.  With (for example) wxPython, it's the only useful
RW documentation, or rather, it's the only thing that makes the
RW wxWidgets documentation useful. Links to code samples in the
RW documentation would be fine in lieu of snippets of example
RW calls. But there's not enough of either in most documentation.

This is one of the places where Apple's Cocoa documentation shines:
there are frequently snippets of code accompanying more complicated
methods, which is nice, but there are a couple dozen small sample
programs that demonstrate how to use particular aspects of the
framework, available with full source code.

RW I would love to see examples for essentially every function
RW and method. And not just something that echoes the signature,
RW but some context to show how it might be useful. That would be
RW in the intoxication class of ultimate hopes. In most cases,
RW though, it would be *extremely* helpful for a casual user of
RW that part of the package.

Well, at some level you have to consider - who is the target audience
of the documentation?  There's usually a tradeoff involved in that
documentation aimed at novice users is usually not useful to advanced
users; there's also a ridiculous amount of work involved in making
*all* documentation available to all users, and there's usually a
better payoff involved in writing documentation that shows novice
users how to be intermediate users.

To take another example: in Cocoa, there's a well-defined and
well-documented approach to memory management, and conventions used
consistently throughout the whole Cocoa framework.  These conventions
could be documented over again for each and every class, but it's a
much better use of resources to document them once and to assume in
the documentation for each class that the reader is familiar with the
conventions.

Charlton


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cwilbur at mac dot com
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Re: Python doc problem example: gzip module (reprise)

2005-11-05 Thread Andrea Gavana
Hello NG,

 I've managed to avoid reading Xah Lee's diatribes for the most
 part. Since you included the *WHOLE THING* in your post, I had an
 opportunity to see what he had to say, and for once I agree with
 some of it.

snip

 I would love to see examples for essentially every function and
 method. And not just something that echoes the signature, but some
 context to show how it might be useful. That would be in the
 intoxication class of ultimate hopes. In most cases, though, it
 would be *extremely* helpful for a casual user of that part of the
 package.

I tend to agree with you, Rick. I usually don't like Xah's posting
behavior, but  this time he has done, in my opinion, a constructive
criticism (and he didn't even say *fuck* once in the whole post!!!). I am
quite a newbie in Python, I usually deal with wxPython that is sometimes not
very pythonic, or not enough pythonic. As a newbie (in whatever language
you wish), I would like to open the docs about a particular library, class
or method and find a small sample application of it. I think many newbies
learn by examples. I don't mean to say anything negative about the docs or
the docs' authors, but I would imagine that having a simple example of use
for all the methods in a class/library would be a nice and valuable
improvement for the docs.
OTOH, usually by using some simple google-fu, it is easy to find a sample
application for a particular method. This is due mainly to the popularity of
Python, and its popularity is due to its beauty as a language. Compared to
other I learnt in the past, like C++, Fortran and Matlab, I have about 99%
less jitters now that I use Python ;-) .

Andrea.

Imagination Is The Only Weapon In The War Against Reality.
http://xoomer.virgilio.it/infinity77


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Re: Python doc problem example: gzip module (reprise)

2005-11-05 Thread Mike Meyer
Andrea Gavana [EMAIL PROTECTED] writes:
 I tend to agree with you, Rick. I usually don't like Xah's posting
 behavior, but  this time he has done, in my opinion, a constructive
 criticism (and he didn't even say *fuck* once in the whole post!!!). I am
 quite a newbie in Python, I usually deal with wxPython that is sometimes not
 very pythonic, or not enough pythonic. As a newbie (in whatever language
 you wish), I would like to open the docs about a particular library, class
 or method and find a small sample application of it. I think many newbies
 learn by examples. I don't mean to say anything negative about the docs or
 the docs' authors, but I would imagine that having a simple example of use
 for all the methods in a class/library would be a nice and valuable
 improvement for the docs.

The thing is, the library documentation that Xah Lee is complaining
about is a *reference document*. It says so right in the title:
Python Library Reference. As such, it makes lousy tutorial
documentation. Xah correctly points this out, which is akin to
pointing out that the sky is not green.

Now, if he wanted to call the PSF to task for not providing sufficient
tutorial documentation, he might have a point. On the other hand, the
PSF has limited resources, and:

 OTOH, usually by using some simple google-fu, it is easy to find a sample
 application for a particular method.

The Python Cookbook should show up a lot in this search. If other
people are providing tutorial documentation, then it's not at clear
that the PSF should be duplicating that effort. If they had infinite
resources, it's clear they should be providng the documentation Xah
Lee wants. It doesn't, so letting third parties provide tutorial
documentation is probably the best use of the limited resources that
they have available.

And, since we're talking about Mr. Lee, let's add the obligatory
request that you help google find him by description by adding this
link to your page: a href=http://xahlee.org/;stupider than spam/a

 mike
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Re: Python doc problem example: gzip module (reprise)

2005-11-05 Thread Paul Rubin
Mike Meyer [EMAIL PROTECTED] writes:
 The thing is, the library documentation that Xah Lee is complaining
 about is a *reference document*. It says so right in the title:
 Python Library Reference. As such, it makes lousy tutorial
 documentation.

I'm not sure which particular library Xah Lee was complaining about
but lots of the lib docs are awful even as references.

 The Python Cookbook should show up a lot in this search. If other
 people are providing tutorial documentation, then it's not at clear
 that the PSF should be duplicating that effort. 

It seems to me that since the PSF is so persnickety about code
licenses (and that is a good thing), it should be persnickety about
documentation licenses too.  Lots of FSF documentation projects were
undertaken because while there were good docs in existence for
whatever it was, there were none that the FSF could include in its
distros.  It's similarly not so great if Python users have to rely on
proprietary docs.  Of course the PSF has to prioritize its tasks and
some things will necessarily stay far down on the list for quite a
while, but they should at least BE on the list.
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Re: Python doc problem example: gzip module (reprise)

2005-11-05 Thread Mike Meyer
Paul Rubin http://[EMAIL PROTECTED] writes:
 Mike Meyer [EMAIL PROTECTED] writes:
 The thing is, the library documentation that Xah Lee is complaining
 about is a *reference document*. It says so right in the title:
 Python Library Reference. As such, it makes lousy tutorial
 documentation.
 I'm not sure which particular library Xah Lee was complaining about
 but lots of the lib docs are awful even as references.

That's true, but Xah Lee's proposed fixes do nothing to address this
problem.

 The Python Cookbook should show up a lot in this search. If other
 people are providing tutorial documentation, then it's not at clear
 that the PSF should be duplicating that effort. 
 It seems to me that since the PSF is so persnickety about code
 licenses (and that is a good thing), it should be persnickety about
 documentation licenses too.  Lots of FSF documentation projects were
 undertaken because while there were good docs in existence for
 whatever it was, there were none that the FSF could include in its
 distros.  It's similarly not so great if Python users have to rely on
 proprietary docs.  Of course the PSF has to prioritize its tasks and
 some things will necessarily stay far down on the list for quite a
 while, but they should at least BE on the list.

To my knowledge the PSF isn't doing anything about including the
documentation with their distribution, so they shouldn't care about
the licenses. Wanting to bundle a good tutorial for everything in the
library might be on the list, but the licenses on third-party
tutorials shouldn't matter until you are considering bundling them. In
that light, the only major omission I can think of is Tkinter, as the
only good docs - tutorial, reference, or otherwise - is the Grayson's
book.

mike
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Re: Python doc problem example: gzip module (reprise)

2005-11-05 Thread Paul Rubin
Mike Meyer [EMAIL PROTECTED] writes:
 To my knowledge the PSF isn't doing anything about including the
 documentation with their distribution, so they shouldn't care about
 the licenses. Wanting to bundle a good tutorial for everything in
 the library might be on the list, but the licenses on third-party
 tutorials shouldn't matter until you are considering bundling them. 

It's only -because- of those licenses that there's any reason not to
bundle.  Are there any good Python docs outside of the distro, that
are licensed suitably for bundling?  If yes, I'd say there's a good
case for bundling them.

 In that light, the only major omission I can think of is Tkinter, as
 the only good docs - tutorial, reference, or otherwise - is the
 Grayson's book.

I found 

  http://infohost.nmt.edu/tcc/help/lang/python/tkinter.html

to be a pretty good tutorial, though incomplete as a reference.
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Re: Python doc problem example: gzip module (reprise)

2005-11-05 Thread Mike Meyer
Paul Rubin http://[EMAIL PROTECTED] writes:

 To my knowledge the PSF isn't doing anything about including the
 documentation with their distribution, so they shouldn't care about
 the licenses. Wanting to bundle a good tutorial for everything in
 the library might be on the list, but the licenses on third-party
 tutorials shouldn't matter until you are considering bundling them. 
 It's only -because- of those licenses that there's any reason not to
 bundle.

Actually, there are other reasons, just as there are reasons besides
licensing for not simply including third party libraries into the
standard library. Most important is the issue of maintenance: is
someone going to commit to keeping an added document up to date with
the distribution? Bundling out of date documentation is a bad
thing. Bundling documentation that is going to be left out of the next
release because nobody updated it isn't much better. The author of the
documentation is the logical person to do this, but if they wanted the
documentation bundled with Python, they probably would have submitted
it as a PR (I know that's what I do for OSS projects).

 In that light, the only major omission I can think of is Tkinter, as
 the only good docs - tutorial, reference, or otherwise - is the
 Grayson's book.
 I found 
   http://infohost.nmt.edu/tcc/help/lang/python/tkinter.html
 to be a pretty good tutorial, though incomplete as a reference.

Thanks for the URL, but that's just a short list of links, most of
which I've already seen.

  mike
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Re: Python doc problem example: gzip module (reprise)

2005-11-05 Thread Paul Rubin
Mike Meyer [EMAIL PROTECTED] writes:
  It's only -because- of those licenses that there's any reason not to
  bundle.
 
 Actually, there are other reasons, just as there are reasons besides
 licensing for not simply including third party libraries into the
 standard library.

I'm not talking about 3rd party libraries, I'm talking about 3rd party
documentation for modules that are already in the Python standard
library.  For example, if someone wrote a good Tkinter manual that
were licensed in a way that the PSF could drop it into the Python
distro, then PSF should certainly consider including it.  The same
goes for good docs about urllib2, or various other modules that
currently have lousy docs.

  I found 
http://infohost.nmt.edu/tcc/help/lang/python/tkinter.html
  to be a pretty good tutorial, though incomplete as a reference.
 
 Thanks for the URL, but that's just a short list of links, most of
 which I've already seen.

Sorry, I meant:

  http://infohost.nmt.edu/tcc/help/pubs/tkinter/ (html)
  http://www.nmt.edu/tcc/help/pubs/tkinter.pdf   (pdf of same)

You've probably seen this manual already.
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Re: Python doc problem example: gzip module (reprise)

2005-11-05 Thread Mike Meyer
Paul Rubin http://[EMAIL PROTECTED] writes:
 Mike Meyer [EMAIL PROTECTED] writes:
  It's only -because- of those licenses that there's any reason not to
  bundle.
 Actually, there are other reasons, just as there are reasons besides
 licensing for not simply including third party libraries into the
 standard library.

 I'm not talking about 3rd party libraries, I'm talking about 3rd party
 documentation for modules that are already in the Python standard
 library.

So am I. My point is that many of the considerations as to why you
don't simply include a module in the library also apply when it comes
to including documentation in the distribution. I gave some examples,
including why they were important for *documentation*, but you
carefully elided those.

 For example, if someone wrote a good Tkinter manual that
 were licensed in a way that the PSF could drop it into the Python
 distro, then PSF should certainly consider including it.  The same
 goes for good docs about urllib2, or various other modules that
 currently have lousy docs.

The key word is consider. They have to deal with all the issues I
pointed out before, of which licensing is just the beginning.

 Sorry, I meant:
   http://infohost.nmt.edu/tcc/help/pubs/tkinter/ (html)
   http://www.nmt.edu/tcc/help/pubs/tkinter.pdf   (pdf of same)
 You've probably seen this manual already.

Yes, I have. I still say the only good documentation is Grayson's
book.

mike
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