Re: [Tutor] Python equivalent of "kill -0 PID"

On 04/26/2012 02:24 PM, Sean Carolan wrote: > In bash you can do this to see if a process is running: > > [scarolan@kurobox:~/bin]$ kill -0 24275 > [scarolan@kurobox:~/bin]$ echo $? > 0 > > Is there a python equivalent? I tried using os.kill() but did not see > any way to capture the output. Yo

Re: [Tutor] Help with choices for new database program

On 07/03/2010 10:25 AM, Jim Byrnes wrote: > Jeff Johnson wrote: [snip] >> http://dabodev.com/ >> >> Please check it out. And go to www.leafe.com and subscribe to the >> dabo-user email list. > > I would like to try out Dabo, but I don't see it in the Ubuntu > repositories and I would like to avo

Re: [Tutor] PIL problem

Jim Byrnes wrote: > Running Unbuntu 9.10. The Synaptic Pkg Mgr reports python-imaging - > 1.1.6-3ubuntu1 - Python Imaging Library is installed. > > But trying to import PhotoImage gives these results: > > from ImageTk import PhotoImage > Traceback (most recent call last): > File "", line

Re: [Tutor] accessing Postgres db results by column name

Serdar Tumgoren wrote: > Hey everyone, > > Ricardo was nice enough to post his solution as a recipe on ActiveState. > For anyone interested in bookmarking it, here's the link: > > http://code.activestate.com/recipes/577186-accessing-cursors-by-field-name/ > > Serdar > I really like Ricardo's s

Re: [Tutor] Running a dos program with python

Armstrong, Richard J. wrote: > Hello all, > > This is my first post to the Tutor@python.org > mailing list. I am in the process of switching from Matlab to Python and > there is one task that I am having a hard time doing and cannot find the > answer on the web. I want to

Re: [Tutor] Example of use of (?P) and (?P=name) in Python regular expressions?

Michael Hannon wrote: > Greetings. While looking into the use of regular expressions in Python, I > saw that it's possible to name match groups using: > > (?P...) > > and then refer to them using: > > (?P=name) I'm not sure you've got that quite right. IIUC, the (?P=name) syntax is us

Re: [Tutor] Iterable Understanding

Stephen Nelson-Smith wrote: > Martin, > >>def __iter__(self): >>while True: >>for logline in self.logfile: >>heappush(self.heap, (timestamp(logline), logline)) >>if len(self.heap) >= self.jitter: >>break >>try:

Re: [Tutor] Iterable Understanding

Stephen Nelson-Smith wrote: > Nope - but I can look it up. The problem I have is that the source > logs are rotated at 0400 hrs, so I need two days of logs in order to > extract 24 hrs from to 2359 (which is the requirement). At > present, I preprocess using sort, which works fine as long as

Re: [Tutor] Iterable Understanding

Stephen Nelson-Smith wrote: >> It's unclear from your previous posts (to me at least) -- are the >> individual log files already sorted, in chronological order? > > Sorry if I didn't make this clear. No they're not. They are *nearly* > sorted - ie they're out by a few seconds, every so often, bu

Re: [Tutor] Iterable Understanding

Stephen Nelson-Smith wrote: > I think I'm having a major understanding failure. Perhaps this will help ... http://www.learningpython.com/2009/02/23/iterators-iterables-and-generators-oh-my/ > So in essence this: > > logs = [ LogFile( "/home/stephen/qa/ded1353/quick_log.gz", "04/Nov/2009" ), >

Re: [Tutor] Not workin!

Luke Paireepinart wrote: > In this case you are saying "is their input equal to this list with many > elements?" and the answer is always going to be No because a string > won't be equal to a list unless both are empty. I know you probably didn't mean this as it reads, or as I'm reading it, but an

Re: [Tutor] Confusion with $PATH

Wayne wrote: > On Fri, Sep 25, 2009 at 11:32 AM, David Eric > wrote: > > ok this is really weird . . . > i tried running the helloworld again, and it doesnt work :/ > > DTm:~ davidteboul$ echo $PATH > PATH$/Library/Frameworks/ > > Python.framework/V

Re: [Tutor] Configuaration files and paths?

Allen Fowler wrote: >>> FWIW: >>> >>> When using relative paths I got extra ../../ terms, so I changed >> join_relative() to: >>> def join_relative(base, path): >>> return os.path.normpath(os.path.join(script_dir(base), path)) >>> >>> >>> Seems to work... >> >> Yeah, good catch ... looks grea

Re: [Tutor] Configuaration files and paths?

Allen Fowler wrote: > > >> Martin Walsh >> > >> Allen Fowler wrote: >>> As a follow-up question, how do give my modules stored under ./lib access >>> to >> the data in my ConfigParser object? (For instance, database connection >

Re: [Tutor] Configuaration files and paths?

Allen Fowler wrote: > > > >> Something like this ... >> >> # lib/mypaths.py >> # -- >> >> import os >> >> def script_path(base): >> return os.path.realpath(os.path.abspath(base)) >> >> def script_dir(base): >> return os.path.dirname(script_path(base)) >> >> def join_relative(

Re: [Tutor] Configuaration files and paths?

Allen Fowler wrote: > > > As a follow-up question, how do give my modules stored under ./lib access to > the data in my ConfigParser object? (For instance, database connection > string, storage path, etc.) > > I guess a global ConfigParser object would work, but that seems wrong. > And yet

Re: [Tutor] Configuaration files and paths?

Allen Fowler wrote: > > > >>> What is the recommended way to configure my application find the various >> database and/or configuration files it needs? >> >> Recommemded by whom? A lot depends on the OS. Apple for example have one set >> of >> recommendations for MacOS, Windows has another an

Re: [Tutor] How to change the working directory in IDLE

Martin Walsh wrote: > Elisha Rosensweig wrote: >> Hi Tutors, >> >> I"m using Python 2.6.2 and the IDLE tool (also v. 2.6.2). However, when >> I open the editor I cannot seem to change the directory so as to allow >> for easy access to my modules.

Re: [Tutor] How to change the working directory in IDLE

Elisha Rosensweig wrote: > Hi Tutors, > > I"m using Python 2.6.2 and the IDLE tool (also v. 2.6.2). However, when > I open the editor I cannot seem to change the directory so as to allow > for easy access to my modules. So, for example, the following occurs: > > os.chdir('/Users/elisha/Docum

Re: [Tutor] Help..Concatenaton Error

ayyaz wrote: > Randy Trahan wrote: >> Attached is an error I cannot get to work, I was doing a print >> concatenation but it won't let me get past "+ "ibly impressive. " \ >> (then to next line) >> >> Also Programming Lanquage Question: >> I have studied and an fairly proficient at XHTML and CSS,

Re: [Tutor] recursive glob -- recursive dir walk

spir wrote: > Hello, > > A foolow-up ;-) from previous question about glob.glob(). > > I need to 'glob' files recursively from a top dir (parameter). Tried to use > os.walk, but the structure of its return value is really unhandy for such a > use (strange, because it seems to me this precise us

Re: [Tutor] How o convert spaces into tabs??

vince spicer wrote: > > regex will do it > > > import re > > line = re.sub(r"\s+", "\t", line) > > print line The above replaces the newline, which reminds me that even seemingly trivial uses of 're' can become not-so-trivial in a hurry. In [1]: import re In [2]: line = '1 2 3 4 5\n' In

Re: [Tutor] sqlite3 format data from tables

David wrote: > David wrote: >> I have a budget program I am using to learn from. >> http://linuxcrazy.pastebin.com/f3b301daf >> >> I can not figure out how to get the transaction details to return so >> that it looks nice. It returns like this now. >> >> Your transaction History is: [(1, u'Food', -

Re: [Tutor] finding difference in time

Kent Johnson wrote: > On Fri, May 15, 2009 at 12:46 AM, R K wrote: >> Gurus, >> >> I'm trying to write a fairly simple script that finds the number of hours / >> minutes / seconds between now and the next Friday at 1:30AM. >> >> I have a few little chunks of code but I can't seem to get everything

Re: [Tutor] Python popen command using cat > textfile .... how to terminate

MK wrote: > Hi there, > > i am using this code to send an "cat > ThisIsMyUrl" with popen. > Of cos cat now waits for the CTRL+D command. > How can i send this command ? > > def console_command(cmd): > print cmd > console = os.popen(cmd,"r") > output = console.read() > con

Re: [Tutor] returning the entire line when regex matches

Nick Burgess wrote: > So far the script works fine, it avoids printing the lines i want and > I can add new domain names as needed. It looks like this: > > #!/usr/bin/python > import re > > outFile = open('outFile.dat', 'w') > log = file("log.dat", 'r').read().split('Source') # Set the line delim

Re: [Tutor] Add newline's, wrap, a long string

Sander Sweers wrote: > 2009/4/29 David : >> Here is the whole program so far, what it does is it logs into a druple web >> site and posts. I would like to make it better, as you can see I do the same >> thing over and over. >> >> http://linuxcrazy.pastebin.com/m7689c088 > > What you can do is defi

Re: [Tutor] Add newline's, wrap, a long string

David wrote: > Martin Walsh wrote: >>> ... but, you don't need to use subprocess at all. How about (untested), >>> >>> # grep USE /tmp/comprookie2000/emerge_info.txt |head -n1|cut -d\" -f2 >>> infof = open('/tmp/comprookie2000/emerge_info

Re: [Tutor] Add newline's, wrap, a long string

David wrote: > vince spicer wrote: >> first, grabbing output from an external command try: >> >> import commands >> >> USE = commands.getoutput('grep USE /tmp/comprookie2000/emege_info.txt >> |head -n1|cut -d\\"-f2') >> >> then you can wrap strings, >> >> import textwrap >> >> Lines = textwrap.wr

Re: [Tutor] Add newline's, wrap, a long string

David wrote: > I am getting information from .txt files and posting them in fields on a > web site. I need to break up single strings so they are around 80 > characters then a new line because when I enter the info to the form on > the website it has fields and it errors out with such a long string

Re: [Tutor] finding mismatched or unpaired html tags

appears to contain the line number. You'd only get one error per file per run, but you can run it until there are no errors remaining. I hope that makes sense. HTH, Marty > > > > Message: 7 > Date:

Re: [Tutor] finding mismatched or unpaired html tags

A.T.Hofkamp wrote: > Dinesh B Vadhia wrote: >> I'm processing tens of thousands of html files and a few of them >> contain mismatched tags and ElementTree throws the error: >> >> "Unexpected error opening J:/F2/663/blahblah.html: mismatched tag: >> line 124, column 8" >> >> I now want to scan each

Re: [Tutor] Sending a disconnect after openssl s_client command?

Kayvan Sarikhani wrote: > On Mon, Apr 20, 2009 at 1:17 PM, Martin Walsh <mailto:mwa...@mwalsh.org>> wrote: > > from subprocess import Popen, PIPE > > openssl_cmd = 'openssl s_client -ssl2 -connect somewebsitename:443' > openssl = Popen( >

Re: [Tutor] PDF to text conversion

Robert Berman wrote: > Hello Emad, > > I have seriously looked at the documentation associated with pyPDF. This > seems to have the page as its smallest element of work, and what i need > is a line by line process to go from .PDF format to Text. I don't think > pyPDF will meet my needs but thank y

Re: [Tutor] String Encoding problem

Forwarding to the list. Matt, perhaps you can repost in plain text, my mail client seems to have mangled your source ... Strax-Haber, Matthew (LARC-D320) wrote: >> *From: *Martin Walsh >> >> The environment available to __del__ methods during program termination >> is w

Re: [Tutor] String Encoding problem

Matt wrote: > Hey everyone, > > I'm hoping someone here can help me solve an odd problem (bug?). I'm > having trouble with string encoding, object deletion, and the xml.etree > library. If this isn't the right list to be posting this question, > please let me know. I'm new to Python and don't know

Re: [Tutor] Sending a disconnect after openssl s_client command?

Kayvan Sarikhani wrote: > Tutors, > > I'm working on a script to verify whether a particular website > supports SSLv2 via the following: > > --- BEGIN --- > #!/usr/bin/python > import os, re > > checkssl_out = open('checkssl.txt','w') > > website = 'somewebsitename' > sslv2 = 'Protocol : SSL

Re: [Tutor] list to string and string to list

Martin Walsh wrote: > johnf wrote: >> On Thursday 16 April 2009 05:04:39 pm Alan Gauld wrote: >>> "johnf" wrote >>> >>>>> I want to save the list to the field and when I retrieve the string >>>>> convert >>>>

Re: [Tutor] list to string and string to list

johnf wrote: > On Thursday 16 April 2009 05:04:39 pm Alan Gauld wrote: >> "johnf" wrote >> I want to save the list to the field and when I retrieve the string convert it back to a list. But this does NOT work. mylist=[1,2,3,4] mystr=str(mylist) newlist=

[Tutor] PyCon Videos

Hi All, Not sure if it's common knowledge, particularly for those who didn't make it to PyCon this year, but all of the talks were recorded and will be available online in good time, thanks to Carl Karsten and his merry band of A/V volunteers. I can't even begin to grasp how much work is required

Re: [Tutor] Executing a C Program from RH Linux in Python for Win

Wayne Watson wrote: > If you can execute a C program compiled on a Linux with SWIG, then > that's what I'm looking for. There's really no RH dependency according > to the above posts. If it were compiled on Debian or Ubuntu, it appears > it would not make any difference. That is, one could execute

Re: [Tutor] Fun with Label and Entry--Why NoneType?

Wayne Watson wrote: > The program below is derived from an example in Grayson for showing how > one might a dialog for entering passwords. The structure seems just like > the original, down to the use of self, Label and Entry plus . Yet the > print "here" statement produces: > here None > I'm

Re: [Tutor] Modifying Grayson's Example 5_14

> Martin Walsh wrote: >> Wayne Watson wrote: >> >> >> >>> it. It works pretty well, but puts up a a few probably top level >>> windows that are blank. How do I get around them, and is there anything >>> >> >> &g

Re: [Tutor] Modifying Grayson's Example 5_14

Wayne Watson wrote: ... > it. It works pretty well, but puts up a a few probably top level > windows that are blank. How do I get around them, and is there anything ... > > root = Tk() Try adding this, root.withdraw() > dialog = GetPassword(root) HTH, Marty

Re: [Tutor] merging dictionary values based on key

> greg whittier wrote: >> On Thu, Mar 12, 2009 at 4:24 PM, ski wrote: >> mylist = [{'a': 'x123', 'b':'12'}, {'a': 'x234', 'b': 'd33', 'c': >> 'a23'}, {'a': 'x234', 'c': 'XX123'} ] >>> where mylist has nth number of dictionaries and i want to merge the >>> values >>> of the keys that a

Re: [Tutor] probelm pyhton shell doesnt open help please

mustafa akkoc wrote: > > it gives this message socket error > IDLE's subprocess didn't make a connection. Either IDLE can't start a subprocess or personal firewall software is blocking the connection. IIRC, this was once a known issue with IDLE when combined with the windows firewall service,

Re: [Tutor] re.format a file

A.T.Hofkamp wrote: > prasad rao wrote: >> helloThank you Lie and Kent. >> I forgot about newline character and the fact that string can be sliced. >> Thanks for your timely help >> BTW I have gone through the Python library reference and find no >> examples >> in fileinput module. > > The filein

Re: [Tutor] Simple CGI script and Apache configuration

wormwood_3 wrote: > I wasn't sure if that was needed, so I took it out, sorry about that. I put > > ScriptAlias /cgi-bin/ "/var/www/samuelhuckins.com/cgi-bin/" > > in place, reloaded, and it works! I think the problem throughout was > that I was mixing up what was necessary between CGI and mod_p

Re: [Tutor] Simple CGI script and Apache configuration

wormwood_3 wrote: > Thanks for all the suggestions! I tried to go through them, and will > relate what results I encountered. I changed my Apache config to: > > > AllowOverride None > Options ExecCGI > Order allow,deny >

Re: [Tutor] Simple CGI script and Apache configuration

wormwood_3 wrote: > Hello all, Hi Sam, > I'll try to give as much detail as I can, but this is a somewhat vague > problem. I have a very simple script that I would like to implement as a > CGI script, just so I can hit a URL and get some output. However, after > following a number of tutorials, I

Re: [Tutor] Changing the Attribute of a Variable

Marc Tompkins wrote: > Also - config_var_list is a tuple of lists. (I'm guessing you intended > to make it a list of lists - that's what the name indicates, after all - > but putting it between "( )" makes it a tuple.) Sound advice, but a subtle clarification is warranted I think. It's the comm

Re: [Tutor] Reply All Dilemma of This List

Wayne Watson wrote: > I belong to many, many forums, Yahoo Groups, (Usenet) newsgroups, and > mail lists. Probably 100 or more. I think it's fair to say that none of > them but this one has an implicit "Reply All". For newsgroups and mail > lists, I just press my Mozilla Seamonkey mailer Reply butt

Re: [Tutor] Want to write a Perl based IP to Domain Name converter.

wesley chun wrote: > The script in the following can do the batch conversion from domain > name to IP: This is a Python list, not Perl! >>> OMG! It's my mistake, sorry for this. >> Lol..thats okay. Now that you are here and have seen what fun we have >> writing Python code - why not

Re: [Tutor] Date comparison across time zones

frenc1z 1z wrote: > Hello, > I would like to compare some dates (date+time really). The dates all > have the following RFC2822 format: > > Eg. is d1 < d2? > d1 = "Tue, 13 Jan 2009 03:27:29 -0800" > d2 = "Tue, 13 Jan 2009 02:40:00 -0600" > > My thinking is that I first need to make these two dat

Re: [Tutor] changing string in place

Jon Crump wrote: > I'm still faced with the problem of the javascript months being 0 > indexed. I have to add 1 to group \2 in order to get my acurate > date-string. Obviously I can't do > > print jdate.sub(r'"\1-\2+1-\3"', s) > > because the first argument to sub() is a string. How can I act on \2

Re: [Tutor] changing string in place

Jon Crump wrote: > Dear all, > > I've been around and around with this and can't seem to conceptualize it > properly. > > I've got a javascript object in a text file that I'd like to treat as > json so that I can import it into a python program via > simplejson.loads(); however, it's not proper j

Re: [Tutor] Script to take a screenshot of my website.

Bryan Fodness wrote: > I would like to take a screenshot of my website without opening the > browser or importing extra packages. Is there a way to do this? Unless you're keen on writing your own html/css/javascript/etc rendering engine, I'm pretty sure you're going to need extra package(s), or a

Re: [Tutor] subprocess adds %0A to end of string

David wrote: > Martin Walsh wrote: > >> Welcome! > > thanks welcome (uh oh, infinite loop warning) > This "podcast_file.write('%s: %s' % (entry.updated, entry.link))" > writes it in one very long string Copy and paste gets me every time. Try thi

Re: [Tutor] subprocess adds %0A to end of string

Hi David, David wrote: > Hi everyone. > Just learning :) I have one program to parse a podcast feed and put it > into a file. Welcome! > > def getFeed(): > url = raw_input("Please enter the feed: ") > data = feedparser.parse(url) > for entry in data.entries: > sys.stdout =

Re: [Tutor] Class Extend Help

Omer wrote: > Hey. > > I'm trying to do something I think is basic and am failing. > > The goal is: > [mimicking the google urlopen syntax] > > try: > from google.appengine.api.urlfetch import fetch > except: > from urllib import urlopen as fetch > > > How do I add this "fetch" the

Re: [Tutor] listen in on other program's tcp connections

phpfood wrote: > On windows XP, I'm running a program that sends TCP connections on port > 5039. I'v ran wireshark to determine this. I want to create a simple > program that listens for these connections and intercepts and then turns > the data transferred into a string. From there I'd obviously l

Re: [Tutor] Newbie Wondering About Threads

Damon Timm wrote: > On Sat, Dec 6, 2008 at 6:25 PM, Python Nutter <[EMAIL PROTECTED]> wrote: >> I'm on my phone so excuse the simple reply. >> From what I skimmed you are wrapping shell commands which is what I do >> all the time. Some hints. 1) look into popen or subprocess in place of >> execute

Re: [Tutor] using windows wide proxy settings

Tim Michelsen wrote: > Hello, > is there any possibility in python to retrieve the system wide internet > connection settings? > > I would like to access the proxy settings stored in > Internet Explorer -> Extras -> Options -> Connection -> LAN settings. I wouldn't believe it if I didn't just see

Re: [Tutor] array of different datatypes

Reed O'Brien wrote: > On Sep 22, 2008, at 11:50 PM, Steve Willoughby wrote: > >> Dinesh B Vadhia wrote: >>> Thanks Steve. How do you sort on the second element of each list to >>> get: >>> a' = [[42, 'fish'], >>>[1, 'hello'] >>>[2, 'world'] >>>] >> >> something like this w

Re: [Tutor] Addition, Dictionary, KeysError

Martin Walsh wrote: > Rilindo Foster wrote: >> Scratch that, I'm a dork: >> >> OrderDict[(o[0])] = OrderDict.get(o[0],0) + float(o[1]) >> >> http://www.faqts.com/knowledge_base/view.phtml/aid/4571/fid/541 >> >> :D >> > > For thi

Re: [Tutor] Addition, Dictionary, KeysError

Rilindo Foster wrote: > Scratch that, I'm a dork: > > OrderDict[(o[0])] = OrderDict.get(o[0],0) + float(o[1]) > > http://www.faqts.com/knowledge_base/view.phtml/aid/4571/fid/541 > > :D > For this case you might also be interested in collections.defaultdict, added in python 2.5 I believe. from

Re: [Tutor] No Blank Separator between Date and Time Valid?

Wayne Watson wrote: > This program segment allows an invalid date to go undetected. See below. > > def set_time_stamp(d1): > # /mm/dd hh:mm:ss in, vmmdd_hhmmss.27 out > formatin = '%Y/%m/%d %H:%M:%S' > d1 = d1.lstrip() > try: > date1 = dateti

Re: [Tutor] cmd module

Kent Johnson wrote: > On Thu, Sep 4, 2008 at 1:00 AM, Tony Cappellini <[EMAIL PROTECTED]> wrote: >> I was just reading the PYMOTW article on the cmd module, and trying >> the examples. >> >> http://www.doughellmann.com/PyMOTW/cmd/cmd.html >> >> Scroll down to Auto-Completion. >> >> Does the tab k

Re: [Tutor] Python open of c:\ path Problem

Alan Gauld wrote: > "Wayne Watson" <[EMAIL PROTECTED]> wrote > >> BTW, how does one continue a long statement >> that has, say, a long path to a file? > > You can create a long string by adding the shorter string > elements : > > f = open( > "a:/very/long/path/name/that/needs/a/whole/line/to./it

Re: [Tutor] something is fundamentally wrong...

Joshua Nikkel wrote: > IDLE 1.2.2 No Subprocess s = 'supercalifragilisticexpialidocious' len(s) > Traceback (most recent call last): > File "", line 1, in > len(s) > TypeError: 'str' object is not callable My guess would be that you've reassigned the name 'len' to s

Re: [Tutor] Raw string

Neven Goršić wrote: > I read from one file plenty of parameters and among them one file name > of other file. > That file name is 'e:\mm tests\1. exp files\5.MOC-1012.exp' and I hold > it in variable s. As John pointed out, if you're really reading this string from a file (with something like file

Re: [Tutor] continuouse loop

Monika Jisswel wrote: > Thanks or your replies, in fact I need my server to recieve queries from > some 40 clients, process the recieved text (some calculations) & send a > response back to them, in my previouse application I used a database, > (they entered thier queries into the db & my calculati

Re: [Tutor] creating pop method for stack class

Christopher Spears wrote: I see what you mean. I have tested it, and I have gotten a weird result: def shorten(lst): ... lst = lst[:-1] ... lista = [1,2,3,4] shorten(lista) print lista [1, 2, 3, 4] lista = [1,2,3,4] lista = lista[:-1] print lista [1, 2, 3] Strange...why does it work o

Re: [Tutor] continuouse loop

Monika Jisswel wrote: > Would a program using a continuouse loop such as in this code take up > resources on the system if left for long period ? > > import sys > > while 1: > self.data = sys.stdin.readline() > self.function_1(data) Not much, I would think, until somethin

Re: [Tutor] parsing sendmail logs

Monika Jisswel wrote: > to say the truth I never thought about "additional overhead of getting > the input/output data transferred" because the suprocess itself will > contain the (bash)pipe to redirect output to the next utility used not > the python subprocess.PIPE pipe so it will be like one su

Re: [Tutor] Another assert() question

Dick Moores wrote: > At 11:44 AM 7/13/2008, Steve Willoughby wrote: >> Dick Moores wrote: >>> Yes! A rule, not logic. I'm not contradicting Kent, just helping >>> myself understand. First the rule, then logic in the application of >>> the rule. And I assume the rule is there in Python because it ma

Re: [Tutor] Another assert() question

Dick Moores wrote: > At 07:39 PM 7/12/2008, Kent Johnson wrote: >> On Sat, Jul 12, 2008 at 6:03 PM, Dick Moores <[EMAIL PROTECTED]> wrote: >> > At 01:34 PM 7/12/2008, Kent Johnson wrote: >> >> >> In [2]: assert(False, "Asserted false") >> >> >> >> This is "assert condition" where the condition is a

Re: [Tutor] file object in memory

Monika Jisswel wrote: > You know bob, you are very clever, I have used RAM disk for realtime > recording of audio before but it never occured to me to use it for light > jobs like this one, I just compeletely ignored it as an option & by the > way this openes a lot of doors for many of my other pro

Re: [Tutor] list objects are unhashable

Hi Norman, Norman Khine wrote: > > for brain in brains: > x = getattr(brain, horizontal) > x = string.join(x, '' ) > y = getattr(brain, vertical) > y = string.join(y, '' ) > if x and y and (x, y) in table: > table

Re: [Tutor] Problem Euler 26

kinuthiA muchanE wrote: > > (28, '035714286') > (38, '026315789') > (81, '012345679') > > For 28, the digit, in the fractional part, after 8 is 5, so 5 is > repeated and as for, 81 the next digit after 7 is 0, so again 0 occurs > twice. But for 38, the next digit after 9 is 4, and because it has

Re: [Tutor] Problem Euler 26

kinuthiA muchanE wrote: > Hi, Hi Kinuthia, > I am trying to solve Problem Number 26 > (http://projecteuler.net/index.php?section=problems&id=26) on project > Euler but apparently the answer I am submitting is wrong. > I am a big fan of Project Euler also. Fun stuff. > I suspect I have complete

Re: [Tutor] "local variable 'l1' referenced before assignment"

Douglas Drumond wrote: > > In a2() you do l1 += l2, ie, l1 = l1 + l2 A subtle clarification is warranted I think. l1 += l2 is not the same as l1 = l1 + l2, when l1 and l2 are lists. l1 += l2 is an augmented assignment statement, and as such will perform the operation in place if possible, IIUC. C

Re: [Tutor] dollarize.py

Jordan Greenberg wrote: > def addcommas(s): # assumes type(s)==str > b=[] > l=len(s) > for i,v in enumerate(s): > i+=1 # easier to understand w/ 1-based indexing, i think. > b.append(v) > > if (l-i)%3==0 and not i==l: > b.append(',') > return ''.

Re: [Tutor] dollarize.py

Christopher Spears wrote: > I'm working on an exercise from Core Python Programming. I need to create a > function that takes a float value and returns the value as string rounded to > obtain a financial amount. Basically, the function does this: > > dollarize(1234567.8901) returns-> $1,234,56

Re: [Tutor] os.waitpid non spawned pid

John [H2O] wrote: > Hello, I would like to write a script that would have a command line option > of a pid# (known ahead of time). Then I want my script to wait to execute > until the pid is finished. How do I accomplish this? > > I tried the following: > #!/usr/bin/env python > > import os > imp

Re: [Tutor] for loop

Sean Novak wrote: > I know I'm going to feel stupid on this one.. > I would normally write this in PHP like this: > > for($i=1; i< count($someArray); $i++) > { > print $someArray[i] > } > > essentially,, I want to loop through an array skipping "someArray[0]" > but in python the for syntax is

Re: [Tutor] Modifying files in a directory.

[EMAIL PROTECTED] wrote: >.>> soup = BeautifulSoup(html) >.>> ord_tbl_price = soup.find('td', {'class': 'order_tbl_price'}) >.>> ord_tbl_price > $32.66 > > So now, how do I reduce the price by 15% and write it back to the > document? Not sure if this is the right way, but it seems to work for m

Re: [Tutor] How to get a string from a DOM Text node ?

Zameer Manji wrote: > I'm trying to extract some information from the following xml file: > http://pastebin.ca/1029125 > > file = "Music.xml" > dict = plist.childNodes[1] #dict contains App version and stuff, as well You really should try to avoid rebinding built-in names, like dict and file, t

Re: [Tutor] Logging module

Dick Moores wrote: > But how to use the logging module to log the report of the screw up? > Right now I don't care about the various levels. I just want to get > something into a log file. > > Hellmann suggest this: > > import logging > LOG_FILENAME = '/tmp/logging_example.out' > logging.basicCon

Re: [Tutor] free loop device

Nathan McBride wrote: > Yup, I got some help in IRC. What I ended up doing was using regex to > pull out each "/dev/loopX". Then > took the X and fed it to max which in turn gave me the highest numbered > loop device in use. After which I > then just added 1 to X and added it to the end of "/dev

Re: [Tutor] seeking help to a problem w/ sockets

James Duffy wrote: > I have a problem w/ a file transfer receiver. They way it works is it > binds a port for incoming transfer , when the file transfer is complete. > It closes the connection and the socket, then loops back and restarts > the bind and listen. I have it set so that the socket is re

Re: [Tutor] urllib2.urlopen(url)

Monika Jisswel wrote: > Hi, > > can i stop urllib2.urlopen() from following redirects automatically ? It doesn't answer your question directly, but if you care more about the initial request/response than the content at the other end of a redirect -- you can use httplib. It might look something

Re: [Tutor] PyMOTW: difflib

Dick Moores wrote: > See < http://blog.doughellmann.com/2007/10/pymotw-difflib.html> > > And my try with the Differ example, < > http://py77.python.pastebin.com/f41ec1ae8>, which also shows the error, > > "E:\Python25\pythonw.exe" -u "E:\PythonWork\demo_pymotw-difflib.py" > Traceback (most recent

Re: [Tutor] how to get response from os.system()

Hi Nathan, Nathan McBride wrote: > Yup I use the pexpect module for a lot however couldn't get 'pexpect.run' to > work with mysqldump piping to gzip > Just to hazard a guess -- when you want to pipe commands with pexpect you have to spawn ('run', it seems, would work the same way) the shell c

Re: [Tutor] Processing unix style timestamp

Ravi Kondamuru wrote: > Hi, > > I have a log file that prints the date and time in the following format: > Mon Feb 11 01:34:52 CST 2008 > I am expecting multiple timezone entries (eg: PST, PDT and GMT) on the > system running in America/Los Angeles time zone. > I am looking for a way to internally

Re: [Tutor] Output of list

János Juhász wrote: > Dear Marty, Hi Janos, >> ... Or, by extending Alan's solution ... >> >> def splitStringByN(s, n): >>for m in range(0, len(s), n): >>yield s[m:m+n] >> >> k = 'abcdefghi' >> list(splitStringByN(k, 2)) > > It seems to be the most readable solution for me. For comp

Re: [Tutor] Output of list

János Juhász wrote: > It is nice place to use a generator: > > def pairs(sliceit): > streamlist = list(sliceit) > streamlist.reverse() > while streamlist: > pair = streamlist.pop() > try:pair += streamlist.pop() > except: pass > yield pair > > ##

Re: [Tutor] Output of list

Ricardo Aráoz wrote: > Emil wrote: >> hey >> >> I want to be capable of converting a string into a list where all the items, >> in the list, have a fixed length not equal to 1 e.g i have k = 'abcdefgh' >> and I want the fixed length for all the the items to be 2 then the list >> would look like

Re: [Tutor] Selecting a browser

Ricardo Aráoz wrote: > Martin Walsh wrote: > Hi Marty, thanks for your help. > I've tried your suggestions but they don't seem to work for me. In W's > system window I can do : > C:/> S:\FirefoxPortable\FirefoxPortable.exe http://www.google.com > and it will op

Re: [Tutor] Selecting a browser

Ricardo Aráoz wrote: > Hi, I've checked webbrowser module and so far I find no way of selecting > a browser other than the default one. Say I want certain places opened > with IE and others with Mozilla, and I don't want to mess with the > user's setting of the default browser. Any tips? > TIA I t

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