Am 17.09.2012 04:28 schrieb Jadhav, Alok:
Thanks Dave for clean explanation. I clearly understand what is going on
now. I still need some suggestions from you on this.
There are 2 reasons why I was using self.rawfile.read().split('|\n')
instead of self.rawfile.readlines()
- As you have seen, t
a...@pythoncraft.com (Aahz) writes:
> ...
def readlines(f):
lines = []
while "f is not empty":
line = f.readline()
if not line: break
if len(line) > 2 and line[-2:] == '|\n':
lines.append(lin
In article <50570de3$0$29981$c3e8da3$54964...@news.astraweb.com>,
Steven D'Aprano wrote:
>On Mon, 17 Sep 2012 06:46:55 -0400, Dave Angel wrote:
>> On 09/16/2012 11:25 PM, alex23 wrote:
>>>
>>> def readlines(f):
>>> lines = []
>>> while "f is not empty":
>>> line =
On 9/16/2012 9:12 PM, Dave Angel wrote:
On 09/16/2012 09:07 PM, Jadhav, Alok wrote:
Hi Everyone,
I have a simple program which reads a large file containing few million
rows, parses each row (`numpy array`) and converts into an array of
doubles (`python array`) and later writes into an `hdf5
On 09/17/2012 07:47 AM, Steven D'Aprano wrote:
> On Mon, 17 Sep 2012 06:46:55 -0400, Dave Angel wrote:
>
>> On 09/16/2012 11:25 PM, alex23 wrote:
>>> def readlines(f):
>>> lines = []
>>> while "f is not empty":
>>> line = f.readline()
>>> if not line: bre
On Mon, 17 Sep 2012 06:46:55 -0400, Dave Angel wrote:
> On 09/16/2012 11:25 PM, alex23 wrote:
>> def readlines(f):
>> lines = []
>> while "f is not empty":
>> line = f.readline()
>> if not line: break
>> if len(line) > 2 and line[-2:] == '|\n
garbage collector/memory manager behaving strangely
On 09/16/2012 11:25 PM, alex23 wrote:
> On Sep 17, 12:32 pm, "Jadhav, Alok"
> wrote:
>> - As you have seen, the line separator is not '\n' but its '|\n'.
>> Sometimes the data itself has '\n
On 09/16/2012 11:25 PM, alex23 wrote:
> On Sep 17, 12:32 pm, "Jadhav, Alok"
> wrote:
>> - As you have seen, the line separator is not '\n' but its '|\n'.
>> Sometimes the data itself has '\n' characters in the middle of the line
>> and only way to find true end of the line is that previous charact
alex23於 2012年9月17日星期一UTC+8上午11時25分06秒寫道：
> On Sep 17, 12:32 pm, "Jadhav, Alok"
>
> wrote:
>
> > - As you have seen, the line separator is not '\n' but its '|\n'.
>
> > Sometimes the data itself has '\n' characters in the middle of the line
>
> > and only way to find true end of the line is tha
On Sep 17, 12:32 pm, "Jadhav, Alok"
wrote:
> - As you have seen, the line separator is not '\n' but its '|\n'.
> Sometimes the data itself has '\n' characters in the middle of the line
> and only way to find true end of the line is that previous character
> should be a bar '|'. I was not able spec
Angel [mailto:d...@davea.name]
Sent: Monday, September 17, 2012 10:13 AM
To: Jadhav, Alok
Cc: python-list@python.org
Subject: Re: Python garbage collector/memory manager behaving strangely
On 09/16/2012 09:07 PM, Jadhav, Alok wrote:
> Hi Everyone,
>
>
>
> I have a simple progra
ete file was reduced to one third of original
time.
Regards,
Alok
-Original Message-
From: Dave Angel [mailto:d...@davea.name]
Sent: Monday, September 17, 2012 10:13 AM
To: Jadhav, Alok
Cc: python-list@python.org
Subject: Re: Python garbage collector/memory manager behaving strangel
On 09/16/2012 09:07 PM, Jadhav, Alok wrote:
> Hi Everyone,
>
>
>
> I have a simple program which reads a large file containing few million
> rows, parses each row (`numpy array`) and converts into an array of
> doubles (`python array`) and later writes into an `hdf5 file`. I repeat
> this loop fo
Hi Everyone,
I have a simple program which reads a large file containing few million
rows, parses each row (`numpy array`) and converts into an array of
doubles (`python array`) and later writes into an `hdf5 file`. I repeat
this loop for multiple days. After reading each file, i delete all the
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