pdb which handles threads

2018-11-19 Thread Andy Valencia
I had yet another program where I accidentally had more than one thread enter pdb at once, leaving me with the "pdb's battling for the keyboard" syndrome. So I extended pdb to recognize and handle threads. I added: "jobs" List threads, with one current one being the only one involved with the k

Re: on the prng behind random.random()

2018-11-19 Thread Dan Sommers
On 11/19/18 6:49 PM, Robert Girault wrote: > I think I disagree with your take here. With mt19937, given ANY seed, > I can eventually predict all the sequence without having to query the > oracle any further. Even if that's true, and I use mt19937 inside my program, you don't [usually|necessari

Re: Reading 'scientific' csv using Pandas?

2018-11-19 Thread Thomas Jollans
On 2018-11-18 19:22, Martin Schöön wrote: > Den 2018-11-18 skrev Shakti Kumar : >> On Sun, 18 Nov 2018 at 18:18, Martin Schöön wrote: >>> >>> Now I hit a bump in the road when some of the data is not in plain >>> decimal notation (xxx,xx) but in 'scientific' (xx,xxxe-xx) notation. >>> >> >> Martin

Re: on the prng behind random.random()

2018-11-19 Thread Chris Angelico
On Tue, Nov 20, 2018 at 10:51 AM Robert Girault wrote: > If you're just writing a toy software, even K&R PRNG works just fine. > If you're writing a weather simulation, I suppose you need real > random-like properties and still need your generator to be reproducible. > If you're using random Quick

Re: on the prng behind random.random()

2018-11-19 Thread Robert Girault
Dennis Lee Bieber writes: > On Mon, 19 Nov 2018 19:05:44 -0200, Robert Girault declaimed > the following: > >>I mean the fact that with 624 samples from the generator, you can >>determine the rest of the sequence completely. > > Being able to predict the sequence after a large sampling doe

Re: Reading 'scientific' csv using Pandas?

2018-11-19 Thread MRAB
On 2018-11-19 20:44, Martin Schöön wrote: Too many files to go through them with an editor :-( If only Python could read and write files... :-) -- https://mail.python.org/mailman/listinfo/python-list

Re: Reading 'scientific' csv using Pandas?

2018-11-19 Thread MRAB
On 2018-11-19 21:32, Martin Schöön wrote: Den 2018-11-19 skrev Martin Schöön : Den 2018-11-19 skrev Peter Otten <__pete...@web.de>: The engine="python" produces an exception over here: """ ValueError: The 'decimal' option is not supported with the 'python' engine """ Maybe you can try and om

Re: on the prng behind random.random()

2018-11-19 Thread Ian Kelly
On Mon, Nov 19, 2018 at 2:12 PM Robert Girault wrote: > > Chris Angelico writes: > > > On Tue, Nov 20, 2018 at 7:31 AM Robert Girault wrote: > >> Nice. So Python's random.random() does indeed use mt19937. Since it's > >> been broken for years, why isn't it replaced by something newer like > >>

Re: Reading 'scientific' csv using Pandas?

2018-11-19 Thread Martin Schöön
Den 2018-11-19 skrev Martin Schöön : > Den 2018-11-19 skrev Peter Otten <__pete...@web.de>: >> >> The engine="python" produces an exception over here: >> >> """ >> ValueError: The 'decimal' option is not supported with the 'python' engine >> """ >> >> Maybe you can try and omit that option? > > Bin

Re: on the prng behind random.random()

2018-11-19 Thread Robert Girault
Chris Angelico writes: > On Tue, Nov 20, 2018 at 7:31 AM Robert Girault wrote: >> Nice. So Python's random.random() does indeed use mt19937. Since it's >> been broken for years, why isn't it replaced by something newer like >> ChaCha20? Is it due to backward compatibility? That would make se

Re: Reading 'scientific' csv using Pandas?

2018-11-19 Thread Martin Schöön
Den 2018-11-19 skrev Peter Otten <__pete...@web.de>: > Martin Schöön wrote: > >> My pandas is up to date. >> > > The engine="python" produces an exception over here: > > """ > ValueError: The 'decimal' option is not supported with the 'python' engine > """ > > Maybe you can try and omit that optio

Re: Reading 'scientific' csv using Pandas?

2018-11-19 Thread Martin Schöön
Too many files to go through them with an editor :-( /Martin -- https://mail.python.org/mailman/listinfo/python-list

Re: Reading 'scientific' csv using Pandas?

2018-11-19 Thread Chris Angelico
On Tue, Nov 20, 2018 at 7:46 AM Martin Schöön wrote: > Thanks, I just tried this. The line locale.setlocale... throws an > error: > > "locale.Error: unsupported locale setting" > > Trying other ideas instead of 'de' results in more of the same. > '' results in no errors. Haven't been reading in d

Re: Reading 'scientific' csv using Pandas?

2018-11-19 Thread Martin Schöön
Den 2018-11-18 skrev Stefan Ram : > Martin =?UTF-8?Q?Sch=C3=B6=C3=B6n?= writes: >>to read from such files. This works so so. 'Common floats' (3,1415 etc) >>works just fine but 'scientific' stuff (1,6023e23) does not work. > > main.py > > import sys > import pandas > import locale > print( sys.ve

Re: on the prng behind random.random()

2018-11-19 Thread Chris Angelico
On Tue, Nov 20, 2018 at 7:31 AM Robert Girault wrote: > Nice. So Python's random.random() does indeed use mt19937. Since it's > been broken for years, why isn't it replaced by something newer like > ChaCha20? Is it due to backward compatibility? That would make sense. What exactly do you mean

Re: Question about the definition of the value of an object

2018-11-19 Thread Iwo Herka
> Attempting to define value here would be at best a massive > distraction from the concepts the documentation is trying > to get across. > There is one very simple definition of "value" which is entirely > accurate, but probably not helpful, and that is: An object's > value is whatever it is equa

Re: on the prng behind random.random()

2018-11-19 Thread Robert Girault
Peter Otten <__pete...@web.de> writes: > Robert Girault wrote: > >> Looking at its source code, it seems the PRNG behind random.random() is >> Mersenne Twister, but I'm not sure. It also seems that random.random() >> is using /dev/urandom. Can someone help me to read that source code? >> >> I'm

Re: Question about the definition of the value of an object

2018-11-19 Thread Chris Angelico
On Tue, Nov 20, 2018 at 3:08 AM Iwo Herka wrote: > > Hello everyone, > > I've been looking for something in the documentation > (https://docs.python.org/3.8/reference/datamodel.html) recently > and I've noticed something weird. Documentation states that every > object has a value, but doesn’t prov

Re: Extend NTFS with "version" of file and "version" of folder, also optionally GIT integration or something like it.

2018-11-19 Thread skybuck2000
Described also as: (Versioning System Integration with Windows Explorer) Anyway Googling NTFS and GIT turned up this: https://blogs.msdn.microsoft.com/devops/2017/02/03/announcing-gvfs-git-virtual-file-system/ The objective of this project seems to be a bit different. To handle very large pr

Re: Question about the definition of the value of an object

2018-11-19 Thread Terry Reedy
On 11/19/2018 9:08 AM, Iwo Herka wrote: Hello everyone, I've been looking for something in the documentation (https://docs.python.org/3.8/reference/datamodel.html) recently and I've noticed something weird. Documentation states that every object has a value, but doesn’t provide any definition wh

Re: on the prng behind random.random()

2018-11-19 Thread Peter Otten
Robert Girault wrote: > Looking at its source code, it seems the PRNG behind random.random() is > Mersenne Twister, but I'm not sure. It also seems that random.random() > is using /dev/urandom. Can someone help me to read that source code? > > I'm talking about CPython, by the way. I'm reading

on the prng behind random.random()

2018-11-19 Thread Robert Girault
Looking at its source code, it seems the PRNG behind random.random() is Mersenne Twister, but I'm not sure. It also seems that random.random() is using /dev/urandom. Can someone help me to read that source code? I'm talking about CPython, by the way. I'm reading https://github.com/python/cp

Re: Extend NTFS with "version" of file and "version" of folder, also optionally GIT integration or something like it.

2018-11-19 Thread Rhodri James
On 19/11/2018 16:42, skybuck2...@hotmail.com wrote: As far as I know currently NTFS is missing a key feature for code development and compare: "versioning information" per file and per folder. While I appreciate your desire for Files-11 (the OpenVMS filing system), I'm struggling to see how t

Re: Extend NTFS with "version" of file and "version" of folder, also optionally GIT integration or something like it.

2018-11-19 Thread Ethan Furman
On 11/19/2018 08:42 AM, skybuck2...@hotmail.com wrote: As far as I know currently NTFS is missing a key feature for code development and compare: "versioning information" per file and per folder. This is not a mailing list for the purpose of discussing Microsoft Windows enhancements. How i

Re: bottledaemon stop/start doesn't work if killed elsewhere

2018-11-19 Thread Adam Funk
On 2018-11-19, Dennis Lee Bieber wrote: > On Sun, 18 Nov 2018 15:33:47 -0600, Dan Sommers ><2qdxy4rzwzuui...@potatochowder.com> declaimed the following: > >> >>What if the oom-killer kills the watchdog? >> > > Then you have TWO processes with out-of-control memory growth. > > The out-o

Re: Question about the definition of the value of an object

2018-11-19 Thread Rhodri James
On 19/11/2018 14:08, Iwo Herka wrote: I've been looking for something in the documentation (https://docs.python.org/3.8/reference/datamodel.html) recently and I've noticed something weird. Documentation states that every object has a value, but doesn’t provide any definition whatsoever of what th

Extend NTFS with "version" of file and "version" of folder, also optionally GIT integration or something like it.

2018-11-19 Thread skybuck2000
As far as I know currently NTFS is missing a key feature for code development and compare: "versioning information" per file and per folder. This sucks badly. Currently I have files as follows: folder version 0.01\ some_source_code_file_version_1.pas some_other_source_code_file_version1.pas an

Question about the definition of the value of an object

2018-11-19 Thread Iwo Herka
Hello everyone, I've been looking for something in the documentation (https://docs.python.org/3.8/reference/datamodel.html) recently and I've noticed something weird. Documentation states that every object has a value, but doesn’t provide any definition whatsoever of what the value is. Now, I'm su

Re: What Python related git pre-commit hooks are you using?

2018-11-19 Thread Jon Ribbens
On 2018-11-18, Malcolm Greene wrote: > Curious to learn what Python related git pre-commit hooks people are > using? What hooks have you found useful and which hooks have you tried > and abandoned? Appreciate any suggestions for those new to this process. > Background: Window, macOS, and Linux dev

Re: Reading 'scientific' csv using Pandas?

2018-11-19 Thread Peter Otten
Martin Schöön wrote: > My pandas is up to date. > > In your example you use the US convention of using "." for decimals > and "," to separate data. This works perfect for me too. > > However, my data files use European conventions: decimal "," and TAB > to separate data: > > col1 col2 > 1,1

Re: Reading 'scientific' csv using Pandas?

2018-11-19 Thread Shakti Kumar
Hi Martin, On Sun, 18 Nov 2018 at 23:59, Martin Schöön wrote: > > Den 2018-11-18 skrev Shakti Kumar : > > On Sun, 18 Nov 2018 at 18:18, Martin Schöön wrote: > >> > >> Now I hit a bump in the road when some of the data is not in plain > >> decimal notation (xxx,xx) but in 'scientific' (xx,xxxe-xx