On Sun, Aug 10, 2014 at 7:22 PM, Steven D'Aprano
steve+comp.lang.pyt...@pearwood.info wrote:
Devin Jeanpierre wrote:
On Sun, Aug 10, 2014 at 9:31 AM, Steven D'Aprano
steve+comp.lang.pyt...@pearwood.info wrote:
I don't think that using a good, but not cryptographically-strong, random
number
On 11/08/2014 06:06, Paul Wolf wrote:
I'm pleased to see that you have answers. In return would you please
read and action this https://wiki.python.org/moin/GoogleGroupsPython to
prevent us seeing double line spacing and single line paragraphs, thanks.
--
My fellow Pythonistas, ask not what
On Fri, Aug 8, 2014 at 2:01 AM, Paul Wolf paulwolf...@gmail.com wrote:
This is a proposal with a working implementation for a random string
generation template syntax for Python. `strgen` is a module for generating
random strings in Python using a regex-like template language. Example:
Devin Jeanpierre wrote:
On Fri, Aug 8, 2014 at 2:01 AM, Paul Wolf paulwolf...@gmail.com wrote:
This is a proposal with a working implementation for a random string
generation template syntax for Python. `strgen` is a module for
generating random strings in Python using a regex-like template
On Sunday, 10 August 2014 13:43:04 UTC+1, Devin Jeanpierre wrote:
On Fri, Aug 8, 2014 at 2:01 AM, Paul Wolf paulwolf...@gmail.com wrote:
This is a proposal with a working implementation for a random string
generation template syntax for Python. `strgen` is a module for generating
On Aug 10, 2014 6:45 AM, Devin Jeanpierre jeanpierr...@gmail.com wrote:
* Uses SystemRandom class (if available, or falls back to Random)
This sounds cryptographically weak. Isn't the normal thing to do to
use a cryptographic hash function to generate a pseudorandom sequence?
You mean in the
On Sun, Aug 10, 2014 at 10:34 AM, Paul Wolf paulwolf...@gmail.com wrote:
For instance, a template language that validates the output would have to do
frequency analysis. But that is getting too far off the purpose of strgen,
although such a mechanism would certainly have its place.
I don't
On Sun, Aug 10, 2014 at 9:34 AM, Paul Wolf paulwolf...@gmail.com wrote:
* No one will want to write that expression
We've already established that one to be wrong. ;)
* The regex expression doesn't work anyway
That's a cheap swipe. The regexp doesn't work because I used a colon
instead of a
On Sun, Aug 10, 2014 at 9:31 AM, Steven D'Aprano
steve+comp.lang.pyt...@pearwood.info wrote:
(I've been working on this kind of thing with regexps, but it's still
incomplete.)
* Uses SystemRandom class (if available, or falls back to Random)
This sounds cryptographically weak. Isn't the
On Mon, Aug 11, 2014 at 2:31 AM, Steven D'Aprano
steve+comp.lang.pyt...@pearwood.info wrote:
Personally, I think even the OP's specified language is too complex. For
example, it supports literal text, but given the use-case (password
generators) do we really want to support templates like
Devin Jeanpierre wrote:
On Sun, Aug 10, 2014 at 9:31 AM, Steven D'Aprano
steve+comp.lang.pyt...@pearwood.info wrote:
I don't think that using a good, but not cryptographically-strong, random
number generator to generate passwords is a serious vulnerability. What's
your threat model?
I've
On Mon, Aug 11, 2014 at 12:22 PM, Steven D'Aprano
steve+comp.lang.pyt...@pearwood.info wrote:
You mean the opposite to OpenSSL, which was handed down to Mankind from
the Gods?
I thought Prometheus stole OpenSSL and gave it to mankind so a group
of Minotaurs would stop teasing him about
On Sunday, 10 August 2014 17:47:48 UTC+1, Ian wrote:
On Sun, Aug 10, 2014 at 10:34 AM, Paul Wolf paulwolf...@gmail.com wrote:
For instance, a template language that validates the output would have to
do frequency analysis. But that is getting too far off the purpose of
strgen, although
On Sunday, 10 August 2014 17:31:01 UTC+1, Steven D'Aprano wrote:
Devin Jeanpierre wrote:
On Fri, Aug 8, 2014 at 2:01 AM, Paul Wolf paulwolf...@gmail.com wrote:
This is a proposal with a working implementation for a random string
generation template syntax for Python. `strgen` is
On Friday, 8 August 2014 23:03:18 UTC+1, Ian wrote:
On Fri, Aug 8, 2014 at 3:01 AM, Paul Wolf paulwolf...@gmail.com wrote:
* Uses SystemRandom class (if available, or falls back to Random)
A simple improvement would be to also allow the user to pass in a
Random object
That is not a bad
On Sat, Aug 9, 2014 at 12:52 AM, Paul Wolf paulwolf...@gmail.com wrote:
On Friday, 8 August 2014 23:03:18 UTC+1, Ian wrote:
Have you given any thought to adding a validation mode, where the user
provides a template and a string and wants to know if the string
matches the template?
Isn't
On Sat, Aug 9, 2014 at 1:49 AM, Ian Kelly ian.g.ke...@gmail.com wrote:
On Sat, Aug 9, 2014 at 12:52 AM, Paul Wolf paulwolf...@gmail.com wrote:
On Friday, 8 August 2014 23:03:18 UTC+1, Ian wrote:
Have you given any thought to adding a validation mode, where the user
provides a template and a
This is a proposal with a working implementation for a random string generation
template syntax for Python. `strgen` is a module for generating random strings
in Python using a regex-like template language. Example:
from strgen import StringGenerator as SG
On Fri, Aug 8, 2014 at 7:01 PM, Paul Wolf paulwolf...@gmail.com wrote:
This is a proposal with a working implementation for a random string
generation template syntax for Python. `strgen` is a module for generating
random strings in Python using a regex-like template language.
Looks good!
On Friday, 8 August 2014 10:22:33 UTC+1, Chris Angelico wrote:
But I eyeballed your code, and I'm seeing a lot of
u'string' prefixes, which aren't supported on 3.0-3.2 (they were
reinstated in 3.3 as per PEP 414), so a more likely version set would
be 2.6+, 3.3+. What's the actual version
On 8/8/14 5:42 AM, Paul Wolf wrote:
On Friday, 8 August 2014 10:22:33 UTC+1, Chris Angelico wrote:
But I eyeballed your code, and I'm seeing a lot of
u'string' prefixes, which aren't supported on 3.0-3.2 (they were
reinstated in 3.3 as per PEP 414), so a more likely version set would
be 2.6+,
On Fri, Aug 8, 2014 at 9:20 PM, Ned Batchelder n...@nedbatchelder.com wrote:
On 8/8/14 5:42 AM, Paul Wolf wrote:
On Friday, 8 August 2014 10:22:33 UTC+1, Chris Angelico wrote:
But I eyeballed your code, and I'm seeing a lot of
u'string' prefixes, which aren't supported on 3.0-3.2 (they were
On Friday, 8 August 2014 12:20:36 UTC+1, Ned Batchelder wrote:
On 8/8/14 5:42 AM, Paul Wolf wrote:
Don't bother trying to support =3.2. It will be far more difficult
than it is worth in terms of adoption of the library.
Also, you don't need to write a proposal for your library.
On Friday, 8 August 2014 12:29:09 UTC+1, Chris Angelico wrote:
Debian Wheezy can spin up a Python 3 from source anyway, and
presumably ditto for any other Linux distro that's distributing 3.1 or
3.2; most other platforms should have a more modern Python available
one way or another.
Paul Wolf wrote:
This is a proposal with a working implementation for a random string
generation template syntax for Python. `strgen` is a module for generating
random strings in Python using a regex-like template language. Example:
from strgen import StringGenerator as SG
One suggestion, though perhaps nothing actually needs changing.
I occasionally run into sites which define their password constraints as
something like minimum 8 characters, at least one number, one uppercase
letter, and one special character. Their notion of special (which in my
mind means any
On Friday, August 8, 2014 10:35:12 AM UTC-4, Skip Montanaro wrote:
One suggestion, though perhaps nothing actually needs changing.
I occasionally run into sites which define their password constraints as
something like minimum 8 characters, at least one number, one uppercase
letter, and
On Fri, Aug 8, 2014 at 3:01 AM, Paul Wolf paulwolf...@gmail.com wrote:
* Uses SystemRandom class (if available, or falls back to Random)
A simple improvement would be to also allow the user to pass in a
Random object, in case they have their own source of randomness they
want to use, or for fake
On 08/08/2014 01:45 PM, cwolf.a...@gmail.com wrote:
On Friday, August 8, 2014 10:35:12 AM UTC-4, Skip Montanaro wrote:
P.S. Probably a topic for a separate thread, and not actually
Python-related, but on a related note, I have never found a free password
keeper which works on all my
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