Re: python curses wrapper

thanks for your prompt reply. Why would I have to use atexeit? According to the documentation, curses.wrapper should handle what cleanup() should be doing. Neverthless, good to know it exists :p On Sat, Dec 31, 2011 at 2:34 PM, Alexander Kapps wrote: > On 31.12.2011 20:24, Mag Gam wr

python curses wrapper

Hello, I have been struggling reseting the terminal when I try to do KeyboardInterrupt exception therefore I read the documentation for curses.wrapper and it seems to take care of it for me, http://docs.python.org/library/curses.html#curses.wrapper. Can someone please provide a Hello World exampl

Re: better way to do this in python

Then I would like to bucket findings with days (date). Overall, I would like to build a log file analyzer. On Sat, Apr 2, 2011 at 10:59 PM, Dan Stromberg wrote: > > On Sat, Apr 2, 2011 at 5:24 PM, Chris Angelico wrote: >> >> On Sun, Apr 3, 2011 at 9:58 AM, Mag Gam wrote: >&

better way to do this in python

I have a file like this, cat file aaa bbb aaa aaa aaa awk '{x[$1]++}END { for (i in x) {print i,x[i]} } ' test bbb 1 aaa 4 I suppose I can do something like this. (pseudocode) d={} try: d[key]+=1 except KeyError: d[key]=1 I was wondering if there is a pythonic way of doing this? I plan on

udp sockets with python

Hello, When measuring round trip time for the UDP echo client/server the C version is much faster. I was wondering if there is anything I can do to speed up. My current code for client looks like this sock=socket(AF_INET,SOCK_DGRAM) for x in range (1000): sock.sendto("foo",(server,port))

ncurses pad question

I am having some trouble understanding how padding/windowing works for Python curses. According to this example on http://docs.python.org/howto/curses.html I see: pad = curses.newpad(100, 100) # These loops fill the pad with letters; this is # explained in the next section for y in range(0, 100):

Re: reading multiple files

Thanks for your response. I was going by this thread, http://mail.python.org/pipermail/tutor/2009-January/066101.html makes you wonder even if its possible. I will try your first solution by doing mkfifo on the files. On Thu, Sep 9, 2010 at 9:19 PM, Alain Ketterlin wrote: > Mag Gam wri

reading multiple files

I have 3 files which are constantly being updated therefore I use tail -f /var/log/file1, tail -f /var/log/file2, and tail -f /var/log/file3 For 1 file I am able to manage by tail -f /var/log/file1 | python prog.py prog.py looks like this: f=sys.stdin for line in f: print line But how can I ge

pypy

Just curious if anyone had the chance to build pypy on a 64bit environment and to see if it really makes a huge difference in performance. Would like to hear some thoughts (or alternatives). -- http://mail.python.org/mailman/listinfo/python-list

timeit function

Currently, I have a bash shell script which does timing for me. For example, if I have a Unix Command I typically run time against it for 10 times and then get an average. It works fine but I have to write a post processing script to get the time and then do a graph on matplotlib. I was wondering

Re: Using Classes

, Jun 26, 2010 at 2:39 AM, Dennis Lee Bieber wrote: > On Fri, 25 Jun 2010 19:41:43 -0400, Mag Gam > declaimed the following in gmane.comp.python.general: > >> Thanks everyone for your responses. They were very useful and I am >> glad I asked the question. >> >>

Re: Using Classes

def Left(self): return 'Left at: ' Does that look right? Lets say I want to figure out how long each train waited on the platfor On Fri, Jun 25, 2010 at 3:00 AM, geremy condra wrote: > On Thu, Jun 24, 2010 at 9:04 AM, Alf P. Steinbach /Usenet > wrote: >> * Mag Gam, on

Using Classes

I have been using python for about 1 year now and I really like the language. Obviously there was a learning curve but I have a programing background which made it an easy transition. I picked up some good habits such as automatic code indenting :-), and making my programs more modular by having fu

example of multi threads

I am looking for a simple multi threaded example. Lets say I have to ssh to 20 servers and I would like to that in parallel. Can someone please provide a an example for that? thanks -- http://mail.python.org/mailman/listinfo/python-list

parsing question

I have a file with bunch of nfsstat -c (on AIX) which has all the hostnames, for example r1svr== Client rpc: Connection oriented calls badcalls badxids timeouts newcreds badverfs timers 0 0 0 0 0 0 0 nomem cantconn i

Re: python grep

Oh, thats nice to know! But I use the CSV module with gzip module. Is it still possible to do it with the subprocess? On Thu, Apr 8, 2010 at 7:31 AM, Stefan Behnel wrote: > Mag Gam, 08.04.2010 13:21: >> >> I am in the process of reading a zipped file which is about 6gb. >&g

python grep

I am in the process of reading a zipped file which is about 6gb. I would like to know if there is a command similar to grep in python because I would like to emulate, -A -B option of GNU grep. Lets say I have this, 083828.441,AA 093828.441,AA 094028.441,AA 094058.441,CC 094828.441,AA 103828.441,

Re: compiling python question

sorry for the vague answer. Its Linux. The configure build does not say anything actually. This is for SAGE. I managed to have it pick it up by compiling/installing tcl and tk and then recompile python On Wed, Feb 24, 2010 at 4:50 PM, Diez B. Roggisch wrote: > Am 24.02.10 03:00, schrieb

compiling python question

I am trying to compile python with Tk bindings. Do I need to do anything special for python to detect and enable Tk? This is mainly for matplotlib's TkAgg. It seems my compiled version of python isn't finding the module _tkagg -- http://mail.python.org/mailman/listinfo/python-list

libpcap and python

Hello All, I used tcpdump to capture data on my network. I would like to analyze the data using python -- currently using ethereal and wireshark. I would like to get certain type of packets (I can get the hex code for them), what is the best way to do this? Lets say I want to capture all events o

Re: Python SSH interface

its not a google/bing issue. Its about getting opinions from the community and hear their experiences. I wanted to hear opinions and war stories of people who tried using ssh with python, thats all. On Fri, Sep 4, 2009 at 8:43 AM, Diez B. Roggisch wrote: > Mag Gam wrote: > >&

threading question

Hello, Currently, I am using a bash script to ssh into 400 servers and get an output, ie check if a file exists on a local filesystem. I am doing this linearly, however I am interesting in doing this with threads and more important using Python standard threading library. My pseudo code would be

Python SSH interface

Is there something similar to NetSSH (http://search.cpan.org/dist/Net-SSH-Perl/) for python? -- http://mail.python.org/mailman/listinfo/python-list

Re: Parse xml file

XML is a structured file. I never knew you can read it line by line and process. iterparse() More info on iterparse(): http://effbot.org/zone/element-iterparse.htm On Thu, Aug 27, 2009 at 10:39 AM, Stefan Behnel wrote: > loial wrote: >> Is there a quick way to retrieve data from an xml file in p

Re: unittest

all, thank you very much!!! Now my question is, how do I simulate a argv? My program has take an argv, like "foo.py File" is necessary. How and where do I put it in my test? I suppose in the setUp(), but I am not sure how. any thoughts or ideas? TIA On Sun, Aug 16, 2009 at 9:25 A

Re: unittest

ran the program against the test data. > > I just get slightly confused when "test suites" start to have to apply? > > On Fri, Aug 14, 2009 at 9:28 PM, Mag Gam wrote: >> >> I am writing an application which has many command line arguments. >> For example:

Re: unittest

So, in this example: "import random" In my case I would do "import foo" ? is there anything I need to do for that? On Sat, Aug 15, 2009 at 2:24 AM, Richard Thomas wrote: > On Aug 15, 4:28 am, Mag Gam wrote: >> I am writing an application which has many command l

unittest

I am writing an application which has many command line arguments. For example: foo.py -args "bar bee" I would like to create a test suit using unittest so when I add features to "foo.py" I don't want to break other things. I just heard about unittest and would love to use it for this type of thin

compiling python

At my university we are trying to compile python with --enable-shared however when I do a make many things fail. Is it a good idea to compile python with shared libraries? It seems mod-python needs it this way. TIA -- http://mail.python.org/mailman/listinfo/python-list

Re: Multi thread reading a file

AM, Lawrence D'Oliveiro wrote: > In message , Mag Gam > wrote: > >> I am very new to python and I am in the process of loading a very >> large compressed csv file into another format.  I was wondering if I >> can do this in a multi thread approach. > > Why b

Re: Multi thread reading a file

Thanks for the response Gabriel. On Wed, Jul 1, 2009 at 12:54 AM, Gabriel Genellina wrote: > En Tue, 30 Jun 2009 22:52:18 -0300, Mag Gam escribió: > >> I am very new to python and I am in the process of loading a very >> large compressed csv file into another format.  I

Multi thread reading a file

Hello All, I am very new to python and I am in the process of loading a very large compressed csv file into another format. I was wondering if I can do this in a multi thread approach. Here is the pseudo code I was thinking about: Let T = Total number of lines in a file, Example 100 (1 mil

Re: csv blank fields

Thankyou! On Tue, Jun 30, 2009 at 12:17 AM, Chris Rebert wrote: > On Mon, Jun 29, 2009 at 8:47 PM, Lawrence > D'Oliveiro wrote: >> In message , MRAB >> wrote: >> >>>      row = [r or "NULL" for r in row] >> >> I know that, in this particular case, all the elements of row are strings, >> and the

Re: csv blank fields

009 at 10:03 AM, Peter Otten<__pete...@web.de> wrote: > Mag Gam wrote: > >> well, I am actually loading the row into a fixed width array >> >> reader=csv.reader(fs) >> for s,row in enumerate(reader): >> > t=np.array([(row[0],row[1],row[2],row[3],row

Re: csv blank fields

On Sat, Jun 27, 2009 at 9:04 AM, MRAB wrote: > Mag Gam wrote: >> >> I am using the csv package to parse a compressed .csv.gz file. So far >> its working perfectly fine but it fails when I have a missing value in >> on of the fields. >> >> For example,

csv blank fields

I am using the csv package to parse a compressed .csv.gz file. So far its working perfectly fine but it fails when I have a missing value in on of the fields. For example, I have this Abc,def,,jkl Is it possible to fill the missing column with a null? I want, Abc,def,NULL,jkl TIA -- http://ma

Re: Reading a large csv file

Thankyou everyone for the responses! I took some of your suggestions and my loading sped up by 25% On Wed, Jun 24, 2009 at 3:57 PM, Lie Ryan wrote: > Mag Gam wrote: >> Sorry for the delayed response. I was trying to figure this problem >> out. The OS is Linux, BTW > >

seeking thru a file

I have a compressed CSV gziped file. I was wondering if it is possible to seek thru a file For example: I want to load the first 100 lines into an array. Process the data Seek from 101 line to 200 lines. Process the data (remove lines 0 - 100) from memory Seek 201 to 300 line. Process the data

Re: Reading a large csv file

#x27;,data=arr,compression='gzip') s=0 #Takes the longest here for y in fs: continue a=y.split(',') s=s+1 dset.resize(s,axis=0) fs.close() f.close() This works but just takes a VERY long time. Any way to optimize this? TIA On Wed, Jun 24, 2009 at 12:13 AM, Chris Wi

Re: Reading a large csv file

Yes, the system has 64Gig of physical memory. What I meant was, is it possible to load to a hdf5 dataformat (basically NumPy array) without reading the entire file at first? I would like to splay to disk beforehand so it would be a bit faster instead of having 2 copies in memory. On Tue, Jun

Reading a large csv file

Hello All, I have a very large csv file 14G and I am planning to move all of my data to hdf5. I am using h5py to load the data. The biggest problem I am having is, I am putting the entire file into memory and then creating a dataset from it. This is very inefficient and it takes over 4 hours to cr