Re: Python 2.7 range Function provokes a Memory Error

n it won't handle Python integers either. AND (b) IF xrange in Py3 is intended to be equivalent to range (which, even in Py2, does handle Python integers) THEN It could be argued that xrange in Py3 needs some attention from the developer(s). Stephen Tucker. On Thu, Mar 2, 2023 at 6:24 PM Jon R

Python 2.7 range Function provokes a Memory Error

behave the same way? 2. Is there any equivalent way that behaves more like a for loop (that is, without producing a list)? To get round the problem I have written my own software that is used in a for loop. Stephen Tucker. -- https://mail.python.org/mailman/listinfo/python-list

Re: Precision Tail-off?

10 ** (math.log10 (12345678900) / 3) 4.979338592181736e+16 >>> 12345678900 ** (1.0 / 3.0) 4.979338592181734e+16 >>> 123456789e42 ** (1.0 / 3.0) 4.979338592181734e+16 ------ Stephen Tucker. On Fri, Feb

Re: Precision Tail-off?

. Perhaps this observation should be brought to the attention of the IEEE. I would like to know their response to it. Stephen Tucker. On Thu, Feb 16, 2023 at 6:49 PM Peter Pearson wrote: > On Tue, 14 Feb 2023 11:17:20 +, Oscar Benjamin wrote: > > On Tue, 14 Feb 2023 at 07:12, Steph

Precision Tail-off?

. Is the same behaviour exhibited in Python 3.x? For your information, the first 20 significant figures of the cube root in question are: 49793385921817447440 Stephen Tucker. -- >>> 123.456789 ** (1.0 / 3.0) 4.979338592181744 >>> 123456

Re: IDLE "Codepage" Switching?

ange glyphs); Bytes 192 to 255 (C0 to FF) inclusive were output as UTF-8-encoded characters - without any offset being added to their codepoints in the meantime! I thought you might just be interested in this - there does seem to be some method in IDLE's mind, at least. Stephen Tucker. On Wed

IDLE "Codepage" Switching?

quot; >>> for thisCP in range (158, 169): mylongstr += chr (thisCP) + " " >>> print mylongstr ž Ÿ ¡ ¢ £ ¤ ¥ ¦ § ¨ >>> mylongstr = "" >>> for thisCP in range (157, 169): mylongstr += chr (thisCP) + " " >>>

Re: file.read Method Documentation (Python 2.7.10)

this enquiry closed. Stephen. On Wed, Jan 11, 2023 at 5:36 PM Chris Angelico wrote: > On Thu, 12 Jan 2023 at 04:31, Stephen Tucker > wrote: > > 1. Create BOM.txt > > 2. Input three bytes at once from BOM.txt and print them > > 3. Input three bytes one at a time from BOM.t

Re: file.read Method Documentation (Python 2.7.10)

Chris, Thanks for your reply. I hope the evidence below (taken from IDLE) clarifies my issue: Stephen. == 1. Create BOM.txt - >>> myfil = open ("BOM.txt", "wb") >>> myfil.write ("\xef" + "\xbb"

Re: file.read Method Documentation (Python 2.7.10)

for the underlying fread() C function, and will behave the same in corner cases, such as whether the EOF value is cached. Stephen. On Mon, Jan 9, 2023 at 6:25 PM Chris Angelico wrote: > On Tue, 10 Jan 2023 at 01:36, Stephen Tucker > wrote: > > > > Dear Python-list, > > > &g

file.read Method Documentation (Python 2.7.10)

in the Python 3.x documentation? Stephen Tucker. -- https://mail.python.org/mailman/listinfo/python-list

Are these good ideas?

d the idea described above, I am considering using it again to save all the parameter-and-results passing. I see nothing wrong with doing that, but I may well be missing something! Comments, please! Stephen Tucker. -- https://mail.python.org/mailman/listinfo/python-list

Re: on GNU EMACS's python-mode, loading entire buffer

On Sun, 04 Sep 2022 16:47:07 -0300 Meredith Montgomery wrote: > Meredith Montgomery writes: > >> Meredith Montgomery writes: >> >> [...] >> >>> I would also be interested in a command that restarts the REPL afresh >>> and reloads my buffer --- sort of like keyboard's [F5] of the IDLE. >> >> A

Discerning "Run Environment"

oal (b). Can anyone please tell me if there is, and, if there is, what it is? Thanks. Stephen Tucker. -- https://mail.python.org/mailman/listinfo/python-list

Re: Printing Unicode strings in a list

Python 2.x. The team are moving to an updated version of the system whose Python interface is Python 3.x. However, I am expecting to retire over the next 8 months or so, so I do not need to be concerned with Python 3.x - my successor will be doing that. Stephen. On Thu, Apr 28, 2022 at 2:07 PM

Printing Unicode strings in a list

y of doing it than concatenating them into a single string and printing that? 4. Does Python 3.x exhibit the same behaviour as Python 2.x in this respect? Thanks in anticipation. Stephen Tucker. -- https://mail.python.org/mailman/listinfo/python-list

[issue28080] Allow reading member names with bogus encodings in zipfile

Stephen J. Turnbull added the comment: I'm not going to have time to look at the PR for a couple days. I don't understand what the use case is for writing or appending with filenames in a non-UTF-8 encoding. At least in my experience, reading such files is rare, but I have never been asked

[issue46734] Add Maildir.get_flags() to access message flags without opening the file

Change by Stephen Gildea : -- keywords: +patch pull_requests: +29463 stage: -> patch review pull_request: https://github.com/python/cpython/pull/31302 ___ Python tracker <https://bugs.python.org/issu

[issue46734] Add Maildir.get_flags() to access message flags without opening the file

New submission from Stephen Gildea : A message's flags are stored in its filename by Maildir, so the flags are available without reading the message file itself. The structured message file name makes it efficient to scan a large mailbox to select only messages that are, for example

Problem Installing Pipenv

core.py", line 763, in invoke return __callback(*args, **kwargs) File "C:\Python39\lib\site-packages\pipenv\cli\command.py", line 419, in shell do_shell( File "C:\Python39\lib\site-packages\pipenv\core.py", line 2309, in do_shell shell = choose_shell

[issue45356] Calling `help` executes @classmethod @property decorated methods

Stephen Rosen added the comment: Probably >90% of the use-cases for chaining classmethod are a read-only class property. It's important enough that some tools (e.g. sphinx) even have special-cased support for classmethod(property(...)). Perhaps the general case of classmethod(descrip

[issue35228] Index search in CHM help crashes viewer

Change by Stephen Paul Chappell : -- nosy: +Zero ___ Python tracker <https://bugs.python.org/issue35228> ___ ___ Python-bugs-list mailing list Unsubscribe:

Re: Is there a better way to create a list of None objects?

Thanks for this feedback, Chris, Matthieu. Both are spot on - and thanks for the timing comparison, Matthieu. I suppose I didn't think to try the solution you suggest because I didn't think that I would end up with a single list, but 8 of them. OK, I'll stop wriggling. Stephen. On Thu, Aug 12

Is there a better way to create a list of None objects?

) TypeError: unsupported operand type(s) for *: ... # diclll_BLim [thisISO_] = list ((None,) * 8) --- Thanks in anticipation. Stephen Tucker. -- https://mail.python.org/mailman/listinfo/python-list

[issue30256] Adding a SyncManager Queue proxy to a SyncManager dict or Namespace proxy raises an exception

Stephen Carboni added the comment: Just chiming in to say that this is still broken for me on Python 3.9.6, Win10/64: https://pastebin.com/64F2iKaj But, works for 3.10.0b4. -- nosy: +stephen.entropy ___ Python tracker <https://bugs.python.

Re: Trying to read from a text file to generate a graph

[Resending to the list only, since I couldn't post it without subscribing.] On Wed, 28 Jul 2021 11:58:21 -0400 "Steve" wrote: > I forgot about the no-file rule... > >> On 28Jul2021 02:55, Steve wrote: >> I am going though a struggle with this and just don't see where it >> fails. I am using

[issue43972] Simple HTTP Request Handler in http.server does not set a content-length and does not close connections on 301s

Stephen Rosen added the comment: Thanks for working with me to reproduce and understand the issue. I'm a little surprised that with the sample which sets the protocol version you're still not seeing the issue. If I create a directory tree, e.g. repro ├── foo/ └── server.py where `server.py

[issue43972] Simple HTTP Request Handler in http.server does not set a content-length and does not close connections on 301s

Stephen Rosen added the comment: Ach! Sorry! I didn't even realize this but the issue only arises when you are modifying the handler to set the protocol to HTTP/1.1 . In HTTP/1.0 , there's no notion of persistent connections, so the issue does not arise. But when the protocol version

[issue43972] Simple HTTP Request Handler in http.server does not set a content-length and does not close connections on 301s

Change by Stephen Rosen : -- keywords: +patch pull_requests: +24395 stage: -> patch review pull_request: https://github.com/python/cpython/pull/25705 ___ Python tracker <https://bugs.python.org/issu

[issue43972] Simple HTTP Request Handler in http.server does not set a content-length and does not close connections on 301s

New submission from Stephen Rosen : If you use the `http.server` simple server and handler to serve a directory, navigating to a directory name without a trailing slash will trigger a 301 to add the trailing slash. For example, if "foo/" is a directory under the file server, a GET

Are there Python modules that allow a program to write to the screen?

Hi, I have old software written in GWBASIC that I use to plot diagrams on the screen. In Windows 10, I have to resort to using the DOSBox emulator to run it. I would dearly like to re-write it in Python - ideally Python 2.7. What, if anything, is available? Stephen Tucker. -- https

[issue17519] unittest should not try to run abstract classes

Stephen Thorne added the comment: I have done some experimentation here and thought through this feature request. The concept we are trying to deliver is: "I would like to share functionality between test classes, by having an abstract parent, with concrete leaves" The metaclass a

[issue42844] Turtle Module -- "onclick" arguments enchancement

Change by Stephen : -- keywords: +patch pull_requests: +22972 stage: -> patch review pull_request: https://github.com/python/cpython/pull/24143 ___ Python tracker <https://bugs.python.org/issu

[issue42844] Turtle Module -- "onclick" arguments enchancement

New submission from Stephen : I have created an enhancement in the Turtle module. When a programmer wants to have an action performed after clicking on a Turtle object, the programmer is currently unable to supply any arguments into the method that is run when "on_clicked" which is

Re: Simple question - end a raw string with a single backslash ?

For a neatish way to get a string to end with a single backslash, how about mystr = r"abc\ "[:-1] (Note the space at the end of the rough-quoted string.) Virus-free. www.avast.com

[issue19500] ftplib: Add client-side SSL session resumption

Change by Stephen Ash : -- nosy: -Stephen Ash ___ Python tracker <https://bugs.python.org/issue19500> ___ ___ Python-bugs-list mailing list Unsubscribe:

Re: Bulletproof json.dump?

... } or ... ? `r.headers["content-type"]` presumably gets a hit. `json.loads(json.dumps(dict(r.headers)))["content-type"]` will get a KeyError. This seems very much out of scope for the json package because it's not clear what it's supposed to do with this type. Libraries should ask users to specify what they mean and not make potentially harmful assumptions. Best, -Stephen -- https://mail.python.org/mailman/listinfo/python-list

PEP 622

Why are OR patterns going to use the bitwise operator instead of logical or operator? https://www.python.org/dev/peps/pep-0622/#combining-multiple-patterns-or-patterns -Steve -- https://mail.python.org/mailman/listinfo/python-list

How to handle async and inheritance?

webargs, and suggest a better way for us to support aiohttp, I'd obviously welcome that kind of help as well! Thanks in advance, and best regards, -Stephen [1] https://github.com/marshmallow-code/webargs [2] https://github.com/marshmallow-code/webargs/blob/6668d267fa4135cf3f653e422bd16829

[issue41092] Report actual size from 'os.path.getsize'

Change by Stephen Finucane : -- keywords: +patch pull_requests: +20254 stage: -> patch review pull_request: https://github.com/python/cpython/pull/21088 ___ Python tracker <https://bugs.python.org/issu

[issue41092] Report actual size from 'os.path.getsize'

New submission from Stephen Finucane : The 'os.path.getsize' API returns the apparent size of the file at *path*, that is, the number of bytes the file reports itself as consuming. However, it's often useful to get the actual size of the file, or the size of file on disk. It would be helpful

Re: How to test?

Worth noting: by assertTrue he probably meant assertEqual. But I'd recommend using assertIn [1] if you're using unittest to check output written to stdout/stderr. That way, your tests are slightly more robust to changes in the exact output. pytest may also be helpful for this (or any!) type of

[issue40932] subprocess docs don't qualify the instruction to use shlex.quote by OS

New submission from Stephen Farris : The subprocess docs state: "When using shell=True, the shlex.quote() function can be used to properly escape whitespace and shell metacharacters in strings that are going to be used to construct shell commands." While this is true on Unix, it i

[issue40932] subprocess docs don't qualify the instruction to use shlex.quote by OS

Change by Stephen Farris : -- type: -> security ___ Python tracker <https://bugs.python.org/issue40932> ___ ___ Python-bugs-list mailing list Unsubscrib

[issue39673] Map errno==ETIME to TimeoutError

Stephen J. Turnbull added the comment: First, let me say I like Giampaolo's TimeoutExpired *much* better as the name for this kind of exception! But that ship has sailed. I don't understand Giampaolo's comment. If I understand the claim correctly, the problem is that people who should

[issue40219] ttk LabeledScale: label covered by hidden element

Change by Stephen Bell : -- type: -> behavior ___ Python tracker <https://bugs.python.org/issue40219> ___ ___ Python-bugs-list mailing list Unsubscrib

[issue40219] ttk LabeledScale: label covered by hidden element

New submission from Stephen Bell : The LabeledScale in tkinter.ttk seems to have some kind of hidden element that covers the LabeledScale's label when the value is set to mid-scale. Tested on Windows 10, Python 3.6 See below code to reproduce: import tkinter from tkinter import ttk master

Re: Exceptions versus Windows ERRORLEVEL

Thanks, Eryk - this is very helpful. Stephen. On Mon, Apr 6, 2020 at 6:43 AM Eryk Sun wrote: > On 4/3/20, Stephen Tucker wrote: > > > > Does an exception raised by a Python 3.x program on a Windows machine set > > ERRORLEVEL? > > ERRORLEVEL is an internal sta

Exceptions versus Windows ERRORLEVEL

? Stephen. -- https://mail.python.org/mailman/listinfo/python-list

Re: Multiple comparisons in a single statement

OK. You are right. I was misleading. I am sorry for wasting your time. Thanks you for helping me to express myself. Stephen. <https://www.avast.com/sig-email?utm_medium=email_source=link_campaign=sig-email_content=webmail> Virus-free. www.avast.com <https://www.avast.com/sig-email?u

Re: Multiple comparisons in a single statement

*Chris:* Thank you for your confirmation. *All: *For the record, I meant that the tuples are all the same. The tuples I have in mind contain strings, so the issue regarding the "equality" (or otherwise) of 0 and 0.0 does not arise in my case. Stephen. To answer the question O

Multiple comparisons in a single statement

y? Thanks in anticipation. Stephen Tucker. <https://www.avast.com/sig-email?utm_medium=email_source=link_campaign=sig-email_content=webmail> Virus-free. www.avast.com <https://www.avast.com/sig-email?utm_medium=email_source=link_campaign=sig-email_content=webmail> <#DAB4FAD8-2DD7-40BB-A1B

[issue39548] Request fails when 'WWW-Authenticate' header for Digest Authentication does not contain 'qop'

Change by Stephen Balousek : -- versions: +Python 3.7 ___ Python tracker <https://bugs.python.org/issue39548> ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue38686] WWW-Authenticate qop="auth,auth-int" rejected by urllib

Change by Stephen Balousek : -- pull_requests: +17752 pull_request: https://github.com/python/cpython/pull/18338 ___ Python tracker <https://bugs.python.org/issue38

[issue39548] Request fails when 'WWW-Authenticate' header for Digest Authentication does not contain 'qop'

Change by Stephen Balousek : -- keywords: +patch pull_requests: +17711 stage: -> patch review pull_request: https://github.com/python/cpython/pull/18338 ___ Python tracker <https://bugs.python.org/issu

[issue39548] Request fails when 'WWW-Authenticate' header for Digest Authentication does not contain 'qop'

New submission from Stephen Balousek : When making an HTTP request using an opener with an attached HTTPDigestAuthHandler, the request causes a crash when the returned 'WWW-Authenticate' header for the 'Digest' domain does not return the optional 'qop' value. Response headers

Re: Clarification on Immutability please

, yes, I am stupid - or just having senior moments (I am 65, after all). Stephen. On Wed, Jan 22, 2020 at 4:30 AM Michael Torrie wrote: > On 1/21/20 6:52 PM, Ethan Furman wrote: > > On 01/21/2020 10:55 AM, Michael Torrie wrote: > > > >> Slicing > >> returns a

Clarification on Immutability please

tuples can be reduced in length (from the far end) (which is not what I was expecting), but they cannot be extended (which I can understand). I am probably confused, ignorant, stupid, or any combination of the above. Can you please help me become less so? Many thanks. Stephen Tucker. -- https://mail.python.org/mailman/listinfo/python-list

Re: The file method read does not "see" CR

d that this question 1 is virtually the same as my original question.) Stephen. On Tue, Dec 10, 2019 at 10:39 AM Chris Angelico wrote: > On Tue, Dec 10, 2019 at 9:17 PM Stephen Tucker > wrote: > > > > I am running Python 2.7.10 on a Windows 10 machine. I have writt

The file method read does not "see" CR

. Given that the documentation for the read method claims that exactly size bytes are read by each call to the method (in this case, size is 1) does this behaviour constitute a bug? Stephen Tucker. -- https://mail.python.org/mailman/listinfo/python-list

Re: Syntax Suggestion: Pass Function Definition as Argument

Ok firstly, this idea was inspired specifically by a project I'm working on for school concerning linked lists, in which I was trying to create a method that performed a function on elements iteratively without having to navigate the list from the head each time (of course taking the function

Re: Syntax Suggestion: Pass Function Definition as Argument

Thanks Antoon. I do suppose that it is kind of wrong to say the only way is to "reference its [the function's] name" as an argument, however the point I was trying to make was that it isn't possible to pass a function that is either not in some way previously defined or a reference to something

Re: Syntax Suggestion: Pass Function Definition as Argument

Thanks Antoon. I do suppose that it is kind of wrong to say the only way is to "reference its [the function's] name" as an argument, however the point I was trying to make was that you cannot pass a function that is either not in some way previously defined or a reference to something

Syntax Suggestion: Pass Function Definition as Argument

Hi, I'm new to the group and to Python, so forgive me if I make any faux-pas here. As I can tell, the only way to pass a function as an argument is to reference its name as follows: def foo1(message): print(message) def foo2(foo, message): print("Your function says:") foo(message)

[issue37903] IDLE Shell sidebar.

Stephen Paul Chappell added the comment: @rhettinger: The turtle demo is easily accessible through the menus via Help > Turtle Demo. It is nice to see there are others interested in IDLE's improvement. :-) -- ___ Python tracker <

[issue37903] IDLE Shell sidebar.

Stephen Paul Chappell added the comment: Zero: "not to have them added as text as is usual in a terminal window" taleinat: "removing prompts from the shell window's text widget" Zero: "print the values of ps1 and ps2 in the proposed ShellIO subclass&quo

[issue37903] IDLE Shell sidebar.

Stephen Paul Chappell added the comment: Maybe my impression has been false this whole time, but the Python interactive interpreter seems to be very similar to the IDLE shell window. My question is, "Why not make them even more so?" Having IDLE react to sys.ps1 and sys.ps2

[issue6188] Error Evaluating float(x) ** float(y)

Change by Stephen Paul Chappell : -- nosy: -Zero ___ Python tracker <https://bugs.python.org/issue6188> ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue21957] ASCII Formfeed (FF) & ASCII Vertical Tab (VT) Have Hexadecimal Representation

Change by Stephen Paul Chappell : -- nosy: -Zero ___ Python tracker <https://bugs.python.org/issue21957> ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue24185] Add Function for Sending File to Trash (or Recycling Bin)

Change by Stephen Paul Chappell : -- nosy: -Zero ___ Python tracker <https://bugs.python.org/issue24185> ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue21402] tkinter.ttk._val_or_dict assumes tkinter._default_root exists

Change by Stephen Paul Chappell : -- nosy: -Zero ___ Python tracker <https://bugs.python.org/issue21402> ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue18601] Example "command-line interface to difflib" has typographical error

Change by Stephen Paul Chappell : -- nosy: -Zero ___ Python tracker <https://bugs.python.org/issue18601> ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue21537] functools.lru_cache does not cache exceptions

Change by Stephen Paul Chappell : -- nosy: -Zero ___ Python tracker <https://bugs.python.org/issue21537> ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue18558] Iterable glossary entry needs clarification

Change by Stephen Paul Chappell : -- nosy: -Zero ___ Python tracker <https://bugs.python.org/issue18558> ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue31848] "aifc" module does not always initialize "Aifc_read._ssnd_chunk"

Change by Stephen Paul Chappell : -- nosy: -Zero ___ Python tracker <https://bugs.python.org/issue31848> ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue31476] Stdlib source files not installed

Change by Stephen Paul Chappell : -- nosy: -Zero ___ Python tracker <https://bugs.python.org/issue31476> ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue7676] IDLE shell shouldn't use TABs

Change by Stephen Paul Chappell : -- nosy: -Zero ___ Python tracker <https://bugs.python.org/issue7676> ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue37903] IDLE Shell sidebar.

Stephen Paul Chappell added the comment: The documentation for sys.ps1 and sys.ps2 states that they "are only defined if the interpreter is in interactive mode." Since the IDLE shell is meant to be interactive (and to reduce the differences between the shell and running Python

[issue38636] IDLE regression: toggle tabs and change indent width functions

Stephen Paul Chappell added the comment: When I start IDLE and the shell window appears, my first task is to press "Alt + T" to change from using tabs to spaces and then "Alt + U" to change from using 8 spaces to 4. This allows code pasted from the shell into an editor

[issue38636] "Alt + T" and "Alt + U" Broken in IDLE on Windows

New submission from Stephen Paul Chappell : In the latest Python 3.8.0 installation when running IDLE on Windows, pressing "Alt + T" generates the following error: Exception in Tkinter callback Traceback (most recent call last): File "C:\Program Files\Pytho

[issue38365] Issue 38363 - False Alarm - Sorry!

New submission from Stephen Tucker : Hi, Issue 38363 is a false alarm - I am sorry to have wasted your time. My mistake was that the file that had the BOM in it also had a space at the end of the filename. I removed the space and the module was found OK. Sorry again. Stephen Tucker

[issue38363] No Module named ..." and UTF-8 Byte Order Marks

New submission from Stephen Tucker : Hi, I am running Python 2.7.10 on Windows 10. I have discovered that if a .py source text file (that is, a Module text file) starts with a UTF-8 Byte Order Mark, the module does not get "found" by the import statement. I have just spent an

Re: Difference between array( [1,0,1] ) and array( [ [1,0,1] ] )

consisting (at the top level) of a one-element list, with that element (at this top level) being a three-element list, with these three elements (at the lower level) being 1, 0 and 1. Stephen. On Fri, Jun 21, 2019 at 7:29 AM Markos wrote: > > Hi, > > I'm studying Numpy and I don'

[issue28609] argparse claims '*' positional argument is required in error output

Stephen McDowell added the comment: > For optionals, `required` is set by the programmer. But for positionals it > is set with: ... > So for '?' argument, required is False. But for '*', it must also have a > 'default' parameter (not just the default None). > So the

Re: Question about floating point

are want the computer to behave more like you would want it to behave. Regards, Stephen Tucker. On Tue, Aug 28, 2018 at 3:11 PM, Frank Millman wrote: > Hi all > > I know about this gotcha - > > x = 1.1 + 2.2 >>>> x >>>> >>> 3.30

[issue34442] zlib module not built on windows

New submission from Stephen Kelly : I tried to build python 3.7.0 from source. I ran the PCBuild/build.bat script. That downloaded zlib to the external/ directory. However, it does not seem to be built. When running I get: python\3.7.0\lib\zipfile.py", line 646, in _check_compre

Re: Learning Python

I have found Learning Python by Mark Lutz helpful. I have the 4th edition (2009). Its ISBN is 978-0-596-15806-4. A lot will depend on your learning style. This book reads more like a set of course notes than a reference book, but it does contain tables and summaries, too. On Tue, Jun 5, 2018 at

[issue29595] Expose max_queue_size in ThreadPoolExecutor

Stephen ONeal <stephen.oneal...@gmail.com> added the comment: My project we're going into the underlying _work_queue and blocking adding more elements based on unfinished_tasks to accomplish this, bubbling this up to the API would be a welcome addition. -- nosy: +stephen

Re: Ruby parens-free function calls [was Re: Accessing parent objects]

might encourage the petulant little meat-heads to follow > some sensible styling rules. My god, I've been away from this list for quite awhile, but we're still entertaining this fool? -- Stephen Hansen m e @ i x o k a i . i o -- https://mail.python.org/mailman/listinfo/python-list

[issue33035] Some examples in documentation section 4.7.2 are incorrect

New submission from Stephen Wille Padnos <st...@thothsystems.com>: Section 4.7.2 of the documentation, "Keyword Arguments", has several examples of valid calls to the sample function parrot. The function definition is: def parrot(voltage, state='a stiff', action='voom', type

[issue32325] C API should use 'const char *' instead of 'char *'

New submission from Stephen Kelly <steve...@gmail.com>: When using C++ to extend python, one may use PyGetSetDef for example: static PyGetSetDef Noddy_getseters[] = { {"first", (getter)Noddy_getfirst, (setter)Noddy_setfirst, "first name", NULL},

[issue24132] Direct sub-classing of pathlib.Path

Stephen M. Gava <elgua...@python.net> added the comment: @paul.moore is the original contributor mia? i seem to remember pathlib as once being marked 'provisional', i think it should have stayed that way until this problem was resolved. easy to say i know ;) when i don't have a

[issue24132] Direct sub-classing of pathlib.Path

Stephen M. Gava <elgua...@python.net> added the comment: Using a set of paths with special properties and formats in a project, thought "the cleanest oop way to do this is try out python's oop paths in pathlib". Subclassed Path to implement my extra (non platfor specific) prop

[issue31848] "aifc" module does not always initialize "Aifc_read._ssnd_chunk"

New submission from Stephen Paul Chappell <noctis.skyto...@gmail.com>: When Aifc_read runs initfp, it conditionally sets self._ssnd_chunk and is not guaranteed to do so. At the bottom of the method, a check is made to see if the attribute has a false value; and if so, an error is su

Re: integer copy

ast, For what it's worth, After a = 5 b = 5 afloat = float(a) bfloat = float(b) afloat is bfloat returns False. Stephen Tucker. On Fri, Oct 20, 2017 at 9:58 AM, ast <nomail@com.invalid> wrote: > > "ast" <nomail@com.invalid> a écrit dans le message de

[issue31660] sys.executable different in os.execv'd python3.6 virtualenv session in python2 vs python3

Stephen Moore <delfick...@gmail.com> added the comment: I just realised python3 sets it's own __PYVENV_LAUNCHER__ and if you unset it before calling to os.execv, then the virtualenv has the correct sys.executable. -- ___ Python tracke

[issue31660] sys.executable different in os.execv'd python3.6 virtualenv session in python2 vs python3

Stephen Moore <delfick...@gmail.com> added the comment: It appears the problem doesn't appear when using python3 -m venv. Also it seems __PYVENV_LAUNCHER__ is set to the virtualenv's python except when it's a python3.6 virtualenv and we os.execv from python3.6, where it's set the

[issue31660] sys.executable different in os.execv'd python3.6 virtualenv session in python2 vs python3

New submission from Stephen Moore <delfick...@gmail.com>: Hi, I've come across a problem whereby if you do an os.execv to a python3.6 virtualenv python inside python2.7 vs python3.6 then the resulting python session has a different sys.executable. Where if you os.execv from pyt

[issue31476] Stdlib source files not installed

Stephen Paul Chappell added the comment: The URL for the installer that was used last is: https://www.python.org/ftp/python/3.6.2/python-3.6.2-amd64-webinstall.exe -- ___ Python tracker <rep...@bugs.python.org> <https://bugs.python.org/i

[issue31476] "Open Module..." Not Working in IDLE for Standard Library

New submission from Stephen Paul Chappell: Ever since Python 3.6.1, trying to open a Python-source library module in IDLE on Windows (10) has not worked properly since the installer has only been providing *.pyc files. Learning how to use Python has always been easy since it (1) has a great

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