Re: Incrementing letters

On 27 May 2005 10:52:36 -0400, Dan Sommers [EMAIL PROTECTED] wrote: And use string.ascii_letters[ 1 : ] + string.ascii_letters[ 0 ] for the second parameter to string.maketrans. Oops. Thank you Duncan and Rocco for correcting my mistake. Regards, Dan -- Dan Sommers http

Re: Incrementing letters

for string.maketrans And use string.ascii_letters[ 1 : ] + string.ascii_letters[ 0 ] for the second parameter to string.maketrans. Regards, Dan -- Dan Sommers http://www.tombstonezero.net/dan/ -- http://mail.python.org/mailman/listinfo/python-list

Re: __init__() not called automatically

On 25 May 2005 21:31:57 -0700, Sriek [EMAIL PROTECTED] wrote: Similarly, why do we have to explicitly use the 'self' keyword everytime? Why do they (the C++ programmers) prepend m_ to otherwise perfectly good member names? Regards, Dan -- Dan Sommers http://www.tombstonezero.net/dan

Re: Q: ...Learning with Python ...a property that addition and multiplication have...

of multiplcation over addition does not translate to a distributive property of repetition over concatenation: 2 * ( 3 + 4 ) == 14 2 * 3 + 2 * 4 == 14 but 2 * ( ABC + DEFG ) == ABCDEFGABCDEFG 2 * ABC + 2 * DEFG == ABCABCDEFGDEFG Regards, Dan -- Dan Sommers http

Re: Convert from numbers to letters

, 27 ) Now if we really want some bonus points.. a=1, b=2, c=3 ... z=26 aa=27 ab=28 etc.. It's still one line, following the pattern from above, just longer. Now why do you want to do this? Regards, Dan -- Dan Sommers http://www.tombstonezero.net/dan/ -- http://mail.python.org/mailman

Re: speeding up Python script

know for sure.) But a better-than-an-exhaustive-search algorithm sounds like a good idea, too. Regards, Dan -- Dan Sommers http://www.tombstonezero.net/dan/ -- http://mail.python.org/mailman/listinfo/python-list

Re: question about the id()

): pass a = A( ) m = a.method # optimize runtime lookups for a.method for x in range( 10 ): m( ) Regards, Dan -- Dan Sommers http://www.tombstonezero.net/dan/ -- http://mail.python.org/mailman/listinfo/python-list

Re: function with variable arguments

stop = start start = 1 # rest of function goes here HTH, Dan -- Dan Sommers http://www.tombstonezero.net/dan/ -- http://mail.python.org/mailman/listinfo/python-list

Re: Python Polymorphism

the power of polymorphism to modelate the problem. Polymorphism in Python is a solution looking for a problem. Regards, Dan -- Dan Sommers http://www.tombstonezero.net/dan/ -- http://mail.python.org/mailman/listinfo/python-list

Re: [PyQt] browse for a directory

On 10 May 2005 16:49:25 -0700, [EMAIL PROTECTED] [EMAIL PROTECTED] wrote: But I can't find any Qt widget that enables me to browse for a directory! ... Try QFileDialog.getExistingDirectory. HTH, Dan -- Dan Sommers http://www.tombstonezero.net/dan/ -- http://mail.python.org/mailman/listinfo

Re: How to generalize a function?

to Python. So just use generic names: for line in conf: if regex.search( line ) theLine = line theLineNum = conf.index( theLine ) etc. HTH, Dan -- Dan Sommers http://www.tombstonezero.net/dan/ c = 1 -- http://mail.python.org/mailman/listinfo/python-list

Re: Slight discrepancy with filecmp.cmp

debugging your brain, but since I would like to remain married, I will not make it. :-/ Regards, Dan -- Dan Sommers http://www.tombstonezero.net/dan/ c = 1 -- http://mail.python.org/mailman/listinfo/python-list

Re: Looking for a very specific type of embedded GUI kit

-- Dan Sommers http://www.tombstonezero.net/dan/ c = 1 -- http://mail.python.org/mailman/listinfo/python-list

Re: Are circular dependencies possible in Python?

A - or is that not possible? Perhaps if you can post a minimal example that shows us what you're running into, someone here will know how to help. HTH, Dan -- Dan Sommers http://www.tombstonezero.net/dan/ c = 1 -- http://mail.python.org/mailman/listinfo/python-list

Re: Version Number Comparison Function

version (e.g. 1.0rc4 becomes 1.0), that you may have to know something more about where you particular version numbers come from. Regards, Dan -- Dan Sommers http://www.tombstonezero.net/dan/ c = 1 -- http://mail.python.org/mailman/listinfo/python-list

Re: Pre-PEP: Dictionary accumulator methods

the two cases (accumulating scalars vs. accumulating a list), though. Regards, Dan -- Dan Sommers http://www.tombstonezero.net/dan/ c = 1 -- http://mail.python.org/mailman/listinfo/python-list

Re: Pre-PEP: Dictionary accumulator methods

On Sat, 19 Mar 2005 15:17:59 GMT, Raymond Hettinger [EMAIL PROTECTED] wrote: [Dan Sommers] Curious that in this lengthy discussion, a method name of accumulate never came up. I'm not sure how to separate the two cases (accumulating scalars vs. accumulating a list), though. Separating

Re: [OT] Who Knows of a Good Computational Physics Textbook?

Thank you beliavsky, Sean, and Scott for the pointers. Regards, Dan -- Dan Sommers http://www.tombstonezero.net/dan/ c = 1 -- http://mail.python.org/mailman/listinfo/python-list

[OT] Who Knows of a Good Computational Physics Textbook?

aspects of the course. If you know of some place I can go in order to find the right questions to ask (and possibly the right place to ask them!), then don't be afraid to let me know that, too. Thanks, Dan -- Dan Sommers http://www.tombstonezero.net/dan/ c = 1 -- http://mail.python.org

Re: accessor/mutator functions

to the particular (ab)uses of C++ involved. Really, of course, the only things you need to make explicit are the ones that readers don't understand :-) +1 QOTW We used to have holy wars over the appropriate level of comments in source code. Regards, Dan -- Dan Sommers http://www.tombstonezero.net/dan

Re: accessor/mutator functions

interface. I wish I'd said it that well in the first place myself. :-) Regards, Dan -- Dan Sommers http://www.tombstonezero.net/dan/ c = 1 -- http://mail.python.org/mailman/listinfo/python-list

Re: accessor/mutator functions

-- Dan Sommers http://www.tombstonezero.net/dan/ c = 1 -- http://mail.python.org/mailman/listinfo/python-list

Re: accessor/mutator functions

On Tue, 01 Mar 2005 01:39:13 +0100, Thomas Lotze [EMAIL PROTECTED] wrote: Dan Sommers wrote: I think I'd add a change_temperature_to method that accepts the target temperature and some sort of timing information, depending on how the rest of the program and/or thread is structured

Re: accessor/mutator functions

On Tue, 01 Mar 2005 02:27:03 GMT, Andrew Dalke [EMAIL PROTECTED] wrote: Me: What's wrong with the use of attributes in this case and how would you write your interface? Dan Sommers: I think I'd add a change_temperature_to method that accepts the target temperature and some sort of timing

Re: python2.4 generator expression python2.3 list expression

, Dan -- Dan Sommers http://www.tombstonezero.net/dan/ c = 1 -- http://mail.python.org/mailman/listinfo/python-list

Re: python2.4 generator expression python2.3 list expression

glance (and even second and third glance), but nearly idiomatic to those of us who spent lots of time writing embedded assembly code. If you have the space to spare, a lookup table (pre-calculated or created during your program's initialization) is probably the best way to go. Regards, Dan -- Dan

Re: Access to formatting controls from within __repr__ or __str__?

On 18 Feb 2005 01:25:06 -0800, Serge Orlov [EMAIL PROTECTED] wrote: Dan Sommers wrote: So my question is: Is there a way to pass options through a format string to the __str__ and __repr__ functions? For example, can I define my own alternate form for use with the '#' formatting character

Access to formatting controls from within __repr__ or __str__?

, but that solution makes me cringe. Thank you, Dan -- Dan Sommers http://www.tombstonezero.net/dan/ Never play leapfrog with a unicorn. -- http://mail.python.org/mailman/listinfo/python-list

Re: CGI, anydbm.open() and linux file permissions

-- Dan Sommers http://www.tombstonezero.net/dan/ Never play leapfrog with a unicorn. -- http://mail.python.org/mailman/listinfo/python-list

Re: Why tuples use parentheses ()'s instead of something else like 's?

] well-known Adobe SNAFU. (A quick google search or two failed to find an authoritative reference, but I know that such references are out there somewhere.) Regards, Dan -- Dan Sommers http://www.tombstonezero.net/dan/ Never play leapfrog with a unicorn. -- http://mail.python.org/mailman

Re: DB-API format string conventions

be separate from what have fallen by the wayside. So ... anybody for a DB-API 2.1 with mandatory pyformat support and a tuple dbmodule.paramstyles for supported styles? I'd be all for that, but I'm not holding my breath. ;-) Regards, Dan -- Dan Sommers http://www.tombstonezero.net/dan/ Never play

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