Steve D'Aprano writes:
> On Sun, 4 Sep 2016 10:37 pm, Ben Finney wrote:
>
> > Short anser: because nothing has removed the reference to the
> > instance.
>
> Hmmm. You're probably right, but not for the reason you think :-)
Thanks to those who corrected some de
eak
anything; then, change that usage as suggested.
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too?” —Douglas Adams |
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g the positive change
effected.
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`\kind of moral awareness.” —Dr. Francesca Stavrakoloulou, bible |
_o__) scholar, 2011-05-08 |
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waiter said, ‘Don't I know you?’” —Steven Wright |
_o__) |
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item for item in a
] + [(5, 6)])
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`\ is, and then realise half of 'em are stupider than that.” |
_o__) —George Carlin, _Doin' It Again_, 1990 |
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x27;m an idiot.’” —Steven Wright |
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Lawrence D’Oliveiro writes:
> On Wednesday, September 14, 2016 at 2:25:48 PM UTC+12, Ben Finney wrote:
> > Lawrence D’Oliveiro writes:
> >
> > > It would be better if all such conversions were explicit
> >
> > Why? It's entirely unambiguous: the express
ned two I was really anxious, because I'd doubled my |
`\ age in a year. I thought, if this keeps up, by the time I'm six |
_o__) I'll be ninety.” —Steven Wright |
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ike a dummy and people will try to |
_o__)catch you because, hey, free dummy.” —Jack Handey |
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the hold of |
`\religion should be done and may in the end be our greatest |
_o__) contribution to civilization.” —Steven Weinberg |
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estroys the |
`\ spirit of society and leads to its intellectual |
_o__) impoverishment.” —Albert Einstein |
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Veek M writes:
> Ben Finney wrote:
>
> > Since you are writing code into a module file, why not just run the
> > module from that file with the non-interactive Python interpreter?
> >
> It's part of a hexchat plugin/addon..
Which tells me that it still isn'
Peng Yu writes:
> On Wed, Sep 21, 2016 at 11:14 PM, Ben Finney
> wrote:
> > [Importing ‘*’ from a module] will also make the names in the code
> > impossible to automatically match against where they came from.
> > Explicit is better than implicit; you are proposin
accident. I hit a bookmark and flew across the room.” —Steven |
_o__) Wright |
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—Richard Buckminster Fuller, |
`\ _Shelter_, 1932 |
_o__) |
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elps you understand why that expectation is wrong :-)
Regular expression patterns are *not* an easy topic. Try experimenting
and learning with http://www.regexr.com/>.
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`\
>>> config_file = io.StringIO(config_text)
>>> config = configparser.ConfigParser()
>>> config.read_file(config_file)
>>> print(config['foo']['wibble'])
Lorem
ipsum.
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`\ Philosophies for the Use of the Young_, 1894 |
_o__) |
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duty and blind faith the one |
`\ unpardonable sin.” —Thomas Henry Huxley, _Essays on |
_o__) Controversial Questions_, 1889 |
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ing. Either is better than actually WORKING for a |
_o__) living.” —ringsnake.livejournal.com, 2007-11-12 |
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of trying not to fool yourself. The first |
`\ principle is that you must not fool yourself, and you are the |
_o__) easiest person to fool.” —Richard P. Feynman, 1964 |
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ould *choose descriptive
names* and use them consistently, to help the reader understand the
code.
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`\plain and simple.” —Daniel Dennett, 2010-01-12 |
_o__)
ome CPU
code; that is a foolishly narrow definition.
(Good sigmonster, have a cookie.)
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\ “[I]t is impossible for anyone to begin to learn that which he |
`\thinks he already knows.” —Epictetus, _Discourses_ |
_o__)
his particular
> one.
Only that one should not rely on ‘str’ preserving the value accurately,
as documented in Python 2.
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`\ or die trying. Either is better than actually WORKING for a |
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I believe or don’t believe in |
_o__)whatever a questioner has in mind.” —Noam Chomsky |
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andas K. Gandhi |
_o__) |
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\ “A poet can survive everything but a misprint.” —Oscar Wilde, |
`\ _The Children of the Poets_, 1886-10-14 |
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, and returns a custom object, which knows how to compare
itself as specified by your comparison function.
>>> key_func = functools.cmp_to_key(lambda a, b: cmp(a+b, b+a))
>>> key_func("32")
>>> key_func("32") < key_func("5")
True
See the Sorting HOWTO https://docs.python.org/3/howto/sorting.html>
for this and other tricks.
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`\ locking the keys in the plane. They caught me on an 80 foot |
_o__)stepladder with a coathanger.” —Steven Wright |
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`\ profit without individual responsibility.” —Ambrose Bierce, |
_o__) _The Devil's Dictionary_, 1906 |
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)
print(repr(c))
Does that help?
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`\right to spend their life without being offended.” —Philip |
_o__) Pullman, 2010-03-28 |
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st never be answered: if it is, it ceases to be |
`\ prayer and becomes correspondence.” —Oscar Wilde, _The Epigrams |
_o__) of Oscar Wilde_, 1952 |
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ategorisation by Python 3 support.
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`\ prayer and becomes correspondence.” —Oscar Wilde, _The Epigrams |
_o__) of Oscar Wilde_, 1952 |
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ce them, |
`\ unless we are trapped into it by comedy. To label any subject |
_o__)unsuitable for comedy is to admit defeat.” —Peter Sellers |
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“Pinky, are you pondering what I'm pondering?” “I think so, |
`\ Brain, but can the Gummi Worms really live in peace with the |
_o__) Marshmallow Chicks?” —_Pinky and The Brain_ |
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o__) |
Ben Finney
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Description: PGP signature
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know that ain't so.” —Artemus Ward |
_o__) (1834–1867), U.S. journalist |
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have a ‘pip’ module. That's a problem, but should be easily solved
https://docs.python.org/3/library/ensurepip.html>.
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`\ society is free to use the results.” —Richard M. Stallman |
_o__)
7;s not what happens.
Instead, the ‘subprocess.Popen.communicate’ method will invoke the
program directly, without involving a shell. See the documentation for
‘subprocess.Popen’.
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`\unstable.” —Microsoft, Windo
Wildman via Python-list writes:
> On Mon, 31 Oct 2016 15:44:13 +1100, Ben Finney wrote:
>
> > One immediate difference I see is that you specify different
> > arguments to ‘grep’. You have a different pattern for each command.
> >
> > * The ‘^user\:’ pattern matc
ormation |
`\ technology as a McDonalds Certified Food Specialist is to the |
_o__) culinary arts.” —Michael Bacarella |
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a theist, and you can be a skeptic. But if you're |
`\ both, you're not very good at one of them.” —Dave Silverman, |
_o__) 2011-11-19 |
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nce.” —Oscar Wilde, _The Epigrams |
_o__) of Oscar Wilde_, 1952 |
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the same thing out twice.” |
_o__) —Henry L. Mencken |
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y people can't |
_o__) tell the difference.” —Paul Z. Myers, 2010-04-18 |
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sarily true because a man dies for it.” |
`\—Oscar Wilde, _The Portrait of Mr. W. H._, 1889-07 |
_o__) |
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r you.” —Prince, 2010-07-05 |
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cLaughlin |
_o__) |
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Ben Finney writes:
> Robert and I had many conversations […].
My apologies for the confusion! This is not the same person.
I did not know the Rob Collins described in the obituary
http://www.europython-society.org/post/153253946400/farewell-to-rob-collins>
so my comments were mis
Bill Moyers |
_o__) |
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t;cleanup failed: {message}", 8),
}
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`\ indefensible as infanticide.” —Dame Rebecca West |
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ird party interface to the Oracle Berkeley DB.
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`\religion, and he'll starve to death while praying for a fish.” |
_o__) —Anonymous |
Be
\ “DRM doesn't inconvenience [lawbreakers] — indeed, over time it |
`\ trains law-abiding users to become [lawbreakers] out of sheer |
_o__) frustration.” —Charles Stross, 2010-05-09 |
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Chris Angelico writes:
> On Tue, Dec 13, 2016 at 10:17 AM, Ben Finney
> wrote:
> > If the differences didn't matter I would agree that “overly
> > pedantic” is fair. But those differences trip up newcomers. Thinking
> > of ‘Foo.__init__’ leads people to wond
can no longer |
_o__) figure out how to use my telephone.” —Bjarne Stroustrup |
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is if they ever press charges.” —Jack Handey |
_o__) |
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their own skin.” —furrier, |
`\Sweden |
_o__) |
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ity" software, |
`\ because it makes them secure from their customers.” —Cory |
_o__) Doctorow, 2014-02-05 |
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ot true for all filesystems, even on
Linux.
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`\ or die trying. Either is better than actually WORKING for a |
_o__) living.” —ringsnake.livejournal.com, 2007-11-12 |
Ben Finney
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he right time, and the rest do not |
`\ happen at all. The conscientious historian will correct these |
_o__) defects.” —Mark Twain, _A Horse's Tale_ |
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also incoherent.” —Victor J. Stenger, 2001 |
_o__) |
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much you can coerce others to do what you |
_o__) want.” —Larry Wall |
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Steve D'Aprano writes:
> On Sat, 4 Feb 2017 10:13 am, Ben Finney wrote:
> > See https://www.python.org/dev/peps/pep-0328/>, in particular
> > https://www.python.org/dev/peps/pep-0328/#guido-s-decision>.
>
> I think you are conflating the package directory and .
prints
it out.
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ryone. Nothing worth |
`\saying will fail to make you enemies. And nothing worth saying |
_o__) will not produce a confrontation.” —Johann Hari, 2011 |
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pair of eyes looking for mistakes while you type.
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`\ than Christianity has made them good.” —Henry L. Mencken |
_o__) |
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Chris Angelico writes:
> On Fri, Mar 9, 2018 at 10:33 AM, Ben Finney
> wrote:
> > In many cases, those eyes can be virtual and non-human.
> >
> > That's what syntax highlighting, and tools even more impressive
> > (e.g. linting tools that run continually
o real limp, |
`\ because maybe you'll look like a dummy and people will try to |
_o__)catch you because, hey, free dummy.” —Jack Handey |
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ee exactly what you're seeing.
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_o__)up.” —Jack Handey |
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what they meant.
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_o__)an unfortunate accident.” —Geoffrey Robertson, 2010-09-18 |
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!
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`\ when you looked at it in the right way, did not become still |
_o__)more complicated.” —Paul Anderson |
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ought the way you're thinking, but got
> stuck at that question and had to back-track my reasoning :-)
I was not hindered by the burden to make my explanation work for
everything, just for the one example presented. This allowed me to
quickly get back to feeding my goldfish.
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\
e, what if we chose the wrong religion? Each week we |
`\ just make God madder and madder.” —Homer, _The Simpsons_ |
_o__) |
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Ben Finney writes:
> Steven D'Aprano writes:
>
> > (1) […] If there is a NAN in your data, the result of calling
> > median() is implementation-defined.
>
> This is the least Pythonic; there is no good reason IMO for specifying a
> behaviour in the implementati
his::
expected = {"foo", "bar", "spam"}
missing = expected - set(json.keys())
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`\ confidence is granted to the less talented as a consolation |
_o__)
iasm." -- Winston Churchill |
_o__) |
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g
attribute values, not calling a bunch of other methods.
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`\ ground whatever for supposing it true.” —Bertrand Russell, _The |
_o__) Value of Scepticism_, 1928 |
Ben Finney
w this?
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`\ recognize a mistake when you make it again.” —Franklin P. Jones |
_o__) |
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ilar system
http://collection.spencerart.ku.edu/eMuseumPlus?module=collection&objectId=42380>.
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\ “I'm not a bad guy! I work hard, and I love my kids. So why |
`\ should I spend half my Sunday hearing about how I'm going to |
_o__)
we come up with new versions is not to fix bugs. |
`\ It's absolutely not.” —Bill Gates, 1995-10-23 |
_o__) |
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y-five percent better than you expect them |
`\ to do unto you. (The twenty-five percent is [to correct] for |
_o__)error.)” —Linus Pauling's Golden Rule |
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having ‘answers’ on a math test, they should just |
`\ call them ‘impressions’, and if you got a different |
_o__) ‘impression’, so what, can't we all be brothers?” —Jack Handey |
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orian, 1914–2004 |
_o__) |
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to elaborate on what the
question is?
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\ “Natural catastrophes are rare, but they come often enough. We |
`\ need not force the hand of nature.” —Carl Sagan, _Cosmos_, 1980 |
_o__) |
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w-men is dishonest and infamous.” —Robert G. |
_o__) Ingersoll, _The Liberty of Man, Woman and Child_, 1877 |
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slade: “What were you doing there?” |
_o__) Eccles: “Buying a tie.” —The Goon Show, _The Greenslade Story_ |
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org/3/reference/import.html>.
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\ “If we could change ourselves, the tendencies in the world |
`\ would also change.” —Mohandas K. Gandhi, _Collected Works_, 1913 |
_o__) |
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as no need of another thread attempting to “win” an argument
that one side believes is dishonest.
--
\ “The best in us does not require the worst in us: Our love of |
`\ other human beings does not need to be nurtured by delusion.” |
_o__) —Sam Harr
war, a world without |
`\ hate. And I can picture us attacking that world, because they'd |
_o__) never expect it.” —Jack Handey |
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name–object binding (the “variable”). The type is
a property of the object.
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`\ restrain the violence of the state.” —Noam Chomsky, 1971 |
_o__) |
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?
To the extent I understand that question, the answer is no.
Rather, the ‘bytes’ and ‘str’ types are now entirely incompatible, and
implicit conversions are never done between them. Any conversions
between them must be explicit.
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\ “There are always those who think they know what is your |
`\ responsibility better than you do.” —Ralph Waldo Emerson |
_o__) |
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the “a value is an
object” false equivalence needs un-learning, I can't let it pass.
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`\ universe in order to give me a bicycle with three speeds is |
_o__) just so unlikely that I can't go along with it.” —Quentin Crisp |
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Steven D'Aprano writes:
> On Wed, 16 May 2018 11:30:26 +1000, Ben Finney wrote:
>
> > An object is not a value; an object *has* a value. The object
> > retains its identity even when its value changes.
>
> Here you have hit on the crux of the matter. Why cannot bo
unting fear that someone, somewhere, may be |
`\ happy.” —Henry L. Mencken |
_o__) |
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Vonnegut |
_o__) |
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l answer, other than to stop thinking that's a
race that you can win.
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\ “DRM doesn't inconvenience [lawbreakers] — indeed, over time it |
`\ trains law-abiding users to become [lawbreakers] out of sheer |
_o__)frustration.” —Charles Stross, 2010-
ugh. So
this is another way to get that result:
foo = [ [] for __ in range(5) ]
--
\ “We now have access to so much information that we can find |
`\ support for any prejudice or opinion.” —David Suzuki, 2008-06-27 |
_o__)
cise enough to write tests for,
and therefore to write in code.
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\ “I have always wished for my computer to be as easy to use as |
`\ my telephone; my wish has come true because I can no longer |
_o__) figure out how to use my telephone.” —Bjarne Stroustrup |
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Mike McClain writes:
> Steven D'Aprano and Ben Finney used these '_' and '__'.
> Steve said, "[[] for _ in range(5)]".
> Ben said, "[ [] for __ in range(5) ]".
>
> These aren't listed separately in the index
That's right,
ent to the cinema, it said ‘Adults: $5.00, Children $2.50’. |
`\ So I said ‘Give me two boys and a girl.’” —Steven Wright |
_o__) |
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funny gag |
_o__) would be to pretend you were swimming.” —Jack Handey |
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