The Django tutorial is not quite making it for me.  This is a very
complicated language and all the pieces seem to not match up for me.  This
I think is my fault and most of it seems to be in the use of the r hat for
root and exactly how that points to views, models and dbs.  I may get there
but it is not easy without someone to be a sort of guide.  Each time though
I go into settings or one of the other files they get a perception of being
more familiar and thus shorter.  While doing some of those I say a key set
to fals for allow profanity but not sure what all that filter has passed
through it.


On Sat, Jul 20, 2013 at 8:20 AM, Tim Chase
<[email protected]>wrote:

> On 2013-07-18 20:53, Sivaram R wrote:
> >   While saving these forms instance,is it possible to create a
> > random string for username field.How to do this,any sample would be
> > great choice.
>
> You can.  Assigning random usernames isn't usually considered a very
> nice thing to do to users, but assuming you have a valid use-case
> for it, it's just simple Python:
>
>   import random
>   import string
>   def random_username(characters=string.ascii_lowercase, length=10):
>     return ''.join(
>       random.choice(characters)
>       for _ in range(length)
>       )
>
> You might also want to post-process to check for profanity in it, as
> you you don't (usually) want to assign profanity as a username:
>
>   BAD_WORDS = [ ... ] # all in uppercase
>   while True:
>     username = random_username()
>     normalized_username = random_username.upper()
>     for word in BAD_WORDS:
>       if word in normalized_username:
>         break
>     else: # note this is at the indentation level of the "for", not "if"
>       break
>   print "Username:", username
>
> It's not a perfect check, but it will eliminate the obviously
> problematic ones based on your black-list
>
> -tkc
>
>
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