Re: program python

2021-03-05 Thread alberto
Il giorno giovedì 4 marzo 2021 alle 23:51:39 UTC+1 Igor Korot ha scritto:
> Hi,
> On Thu, Mar 4, 2021 at 4:42 PM alberto  wrote: 
> > 
> > Il giorno giovedì 4 marzo 2021 alle 22:04:57 UTC+1 Paul Bryan ha scritto: 
> > > I don't see a Python program in that link. 
> > > 
> > > Are you asking how to extract data from a CSV? 
> > > A good start will be to look into the csv.reader function and 
> > > csv.DictReader class. 
> > > 
> > > Paul 
> > > On Thu, 2021-03-04 at 12:36 -0800, alberto wrote: 
> > > > Hi I'm tring to write a program with python to evaluate data of csv 
> > > > data 
> > > > In particular I would extract this information 
> > > > 
> > > > View data on the presence of men and women in Affori over time. 
> > > > 
> > > > * Carry out an analysis relating to the last available year. Of the 
> > > > 10 most populous neighborhoods show: 
> > > > * the proportion of births out of the total 
> > > > * the proportion of 80+ to the total 
> > > > * The ratio of minors / number of kindergartens 
> > > > 
> > > > this is the file 
> > > > https://drive.google.com/file/d/1zKflvSpB-oDAqYscLsEgUhSnqL1XPdql/view?usp=sharing
> > > >  
> > > > 
> > > > How could fix it? 
> > > > 
> > > > regards 
> > 
> > Hi, 
> > with this code 
> > import pandas as pd 
> > df = pd.read_csv('data.csv',usecols=['Uomini','Donne']) 
> > 
> > print(df) 
> > I extract two columns, but I would see 'Affori over time'
> And if you add this column to the list - what happens?
> Thank you. 
> 
> > 
> > regards 
> > -- 
> > https://mail.python.org/mailman/listinfo/python-list

Hi, 
with pandas I obtain results!
Now I would calculate ratio beetween columns of my csv

import pandas as pd
pd.set_option('display.max_rows', 500)
df = pd.read_csv ('data_quartiere_2018.csv', usecols= 
['Anno','Totale','Quartiere','Nati','80 e più soli','80 e 
più','Minori','Scuola_infanzia (numero)'])
test = df.loc[df['Totale'] >= 31990, 
print (test)

in particular I would calculate ratio beetween ('Nati'*100)/'Totale' when 
['Totale'] >= 31990

How could fix it
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Re: program python

2021-03-04 Thread Igor Korot
Hi,

On Thu, Mar 4, 2021 at 4:42 PM alberto  wrote:
>
> Il giorno giovedì 4 marzo 2021 alle 22:04:57 UTC+1 Paul Bryan ha scritto:
> > I don't see a Python program in that link.
> >
> > Are you asking how to extract data from a CSV?
> > A good start will be to look into the csv.reader function and
> > csv.DictReader class.
> >
> > Paul
> > On Thu, 2021-03-04 at 12:36 -0800, alberto wrote:
> > > Hi I'm tring to write a program with python to evaluate data of csv
> > > data
> > > In particular I would extract this information
> > >
> > > View data on the presence of men and women in Affori over time.
> > >
> > > * Carry out an analysis relating to the last available year. Of the
> > > 10 most populous neighborhoods show:
> > > * the proportion of births out of the total
> > > * the proportion of 80+ to the total
> > > * The ratio of minors / number of kindergartens
> > >
> > > this is the file
> > > https://drive.google.com/file/d/1zKflvSpB-oDAqYscLsEgUhSnqL1XPdql/view?usp=sharing
> > >
> > > How could fix it?
> > >
> > > regards
>
> Hi,
> with this code
> import pandas as pd
> df = pd.read_csv('data.csv',usecols=['Uomini','Donne'])
>
> print(df)
> I extract two columns, but I would see 'Affori over time'

And if you add this column to the list - what happens?

Thank you.

>
> regards
> --
> https://mail.python.org/mailman/listinfo/python-list
-- 
https://mail.python.org/mailman/listinfo/python-list


Re: program python

2021-03-04 Thread alberto
Il giorno giovedì 4 marzo 2021 alle 22:04:57 UTC+1 Paul Bryan ha scritto:
> I don't see a Python program in that link. 
> 
> Are you asking how to extract data from a CSV? 
> A good start will be to look into the csv.reader function and 
> csv.DictReader class. 
> 
> Paul
> On Thu, 2021-03-04 at 12:36 -0800, alberto wrote: 
> > Hi I'm tring to write a program with python to evaluate data of csv 
> > data 
> > In particular I would extract this information 
> > 
> > View data on the presence of men and women in Affori over time. 
> > 
> > * Carry out an analysis relating to the last available year. Of the 
> > 10 most populous neighborhoods show: 
> > * the proportion of births out of the total 
> > * the proportion of 80+ to the total 
> > * The ratio of minors / number of kindergartens 
> > 
> > this is the file 
> > https://drive.google.com/file/d/1zKflvSpB-oDAqYscLsEgUhSnqL1XPdql/view?usp=sharing
> >  
> > 
> > How could fix it? 
> > 
> > regards

Hi, 
with this code
import pandas as pd
df = pd.read_csv('data.csv',usecols=['Uomini','Donne'])

print(df)
I extract two columns, but I would see 'Affori over time'

regards
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Re: program python

2021-03-04 Thread Paul Bryan
I don't see a Python program in that link.

Are you asking how to extract data from a CSV?
A good start will be to look into the csv.reader function and
csv.DictReader class.

Paul

On Thu, 2021-03-04 at 12:36 -0800, alberto wrote:
> Hi I'm tring to write a program with python to evaluate data of csv
> data
> In particular I would extract this information 
> 
> View data on the presence of men and women in Affori over time.
> 
> * Carry out an analysis relating to the last available year. Of the
> 10 most populous neighborhoods show:
> * the proportion of births out of the total
> * the proportion of 80+ to the total
> * The ratio of minors / number of kindergartens
> 
> this is the file
> https://drive.google.com/file/d/1zKflvSpB-oDAqYscLsEgUhSnqL1XPdql/view?usp=sharing
> 
> How could fix it?
> 
> regards 

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Re: program python

2021-03-04 Thread dn via Python-list
Hi, and welcome to the list.

On 05/03/2021 09.36, alberto wrote:
> Hi I'm tring to write a program with python to evaluate data of csv data
> In particular I would extract this information 
> 
> View data on the presence of men and women in Affori over time.
> 
> * Carry out an analysis relating to the last available year. Of the 10 most 
> populous neighborhoods show:
> * the proportion of births out of the total
> * the proportion of 80+ to the total
> * The ratio of minors / number of kindergartens
> 
> this is the file
> https://drive.google.com/file/d/1zKflvSpB-oDAqYscLsEgUhSnqL1XPdql/view?usp=sharing
> 
> How could fix it?


NB For security reasons, many will not follow this link/see the data-file!

There are several libraries which can be import-ed into Python, which
enable access to .csv-formatted files. The PSL (Python Standard Library)
offers "csv — CSV File Reading and Writing"
(https://docs.python.org/3/library/csv.html).

Start by writing the Python code to open the .csv file, and close it
again (as you would at the end of the program). Leave plenty of
blank/empty lines between the two, and use that space to continue with
the next steps...

There are three objectives.

To start, assume that the file is open in front of you. How will you
solve the first problem? Can you describe this in English (and/or your
preferred language)?

Write this as a Python comment. Next, can you translate the
spoken-language into Python?

Thereafter tackle problems two and three.


We don't know your level of Python skill. So, let us know how you
get-on, and come back with sample code, if you strike a problem at any step.
-- 
Regards,
=dn
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Re: program python

2021-03-04 Thread Igor Korot
Hi,

On Thu, Mar 4, 2021 at 2:42 PM alberto  wrote:
>
> Hi I'm tring to write a program with python to evaluate data of csv data
> In particular I would extract this information
>
> View data on the presence of men and women in Affori over time.
>
> * Carry out an analysis relating to the last available year. Of the 10 most 
> populous neighborhoods show:
> * the proportion of births out of the total
> * the proportion of 80+ to the total
> * The ratio of minors / number of kindergartens
>
> this is the file
> https://drive.google.com/file/d/1zKflvSpB-oDAqYscLsEgUhSnqL1XPdql/view?usp=sharing
>
> How could fix it?

What seems to be the problem?

Thank you.

>
> regards
> --
> https://mail.python.org/mailman/listinfo/python-list
-- 
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program python

2021-03-04 Thread alberto
Hi I'm tring to write a program with python to evaluate data of csv data
In particular I would extract this information 

View data on the presence of men and women in Affori over time.

* Carry out an analysis relating to the last available year. Of the 10 most 
populous neighborhoods show:
* the proportion of births out of the total
* the proportion of 80+ to the total
* The ratio of minors / number of kindergartens

this is the file
https://drive.google.com/file/d/1zKflvSpB-oDAqYscLsEgUhSnqL1XPdql/view?usp=sharing

How could fix it?

regards 
-- 
https://mail.python.org/mailman/listinfo/python-list


Re: Program Python

2014-03-06 Thread Rustom Mody
On Thursday, March 6, 2014 3:11:10 AM UTC+5:30, Luciano Trespidi wrote:
 I'm very grateful if anyone can helpme to find a good program to develop in 
 python lenguage.
 Thanks

 Inviato da:
 Ernesto Luciano Trespidi
 Email: keplero1...
 Tel.  32...

Hi and welcome

Just a small warning in addition to what others have said
Information such as your email and phone posted above will be
publicly available on the net.  You perhaps dont want that??
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Program Python

2014-03-05 Thread Luciano Trespidi
I'm very grateful if anyone can helpme to find a good program to develop in 
python lenguage.
Thanks


Inviato da:
Ernesto Luciano Trespidi
Email: keple...@hotmail.com
Tel.  3299255463
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Re: Program Python

2014-03-05 Thread Ben Finney
Luciano Trespidi keple...@hotmail.com writes:

 I'm very grateful if anyone can helpme to find a good program to develop in 
 python lenguage.
 Thanks

The best program to use for developing in the Python language is the
Python interpreter :-)

Beyond which, you may be interested in the Python community's “tutor”
forum URL:https://mail.python.org/mailman/listinfo/tutor, a great
resource for asking questions about the basics of Python.

-- 
 \   “The most common of all follies is to believe passionately in |
  `\the palpably not true. It is the chief occupation of mankind.” |
_o__)—Henry L. Mencken |
Ben Finney

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Re: Program Python

2014-03-05 Thread Tim Chase
On 2014-03-05 22:41, Luciano Trespidi wrote:
 I'm very grateful if anyone can helpme to find a good program to
 develop in python lenguage. Thanks

This reminds me of the old joke:

Q: Why are you scratching yourself?

A: Because I'm the only one who knows where I itch!



The best place to find a good program to develop in Python is to look
at what you want to be able to do, but haven't found something that
does what you want.

Perhaps you tire of manually processing files at work and want to
automate it.  Perhaps you want to email your Mum on one random day
each month.  Perhaps you want to calculate lottery numbers according
to your own personal preference. Perhaps you want to make a game.  So
many possibilities.

So look for something that would scratch an itch you have, and go for
it! :-)

-tkc


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hang in multithreaded program / python and gdb.

2007-09-13 Thread Jd
Hi
   I want to debug a locking situation in my program.

   http://wiki.python.org/moin/DebuggingWithGdb

   Where do I get binaries for ?
 - debug python 2.5 binary/rpm for FC7

   Also, the description of the hang is as follows.

   2 therads waiting in [EMAIL PROTECTED] ... from PyThread_acquire_lock()

   1 thread in _poll from _socketmodule.so.

   Any ideas what might be going on. (Isnt PyThread_acquire_lock()
trying to get the global interpreter lock ?)

  Any help.. pointers are welcome.

Thanks
/Jd
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