Issue with continous incrementing of unbroken sequence for a entire working day
matt.walker.jones at gmail.com
Thu Feb 28 20:11:38 CET 2013
Store the day as well as the serial_number in your file. If the day is the
same as today's day, use the serial_number, if not, use 1. At the end of
you program write the current day and serial_number.
On Thu, Feb 28, 2013 at 1:00 PM, Morten Engvoldsen <mortenengv at gmail.com>wrote:
> thanks for youe suggestion. I think i will go for your second option:
> # Runs this loop until killed
> while True
> <do some stuff: clean serial_number, if day changed, calculate salesrecord
> serial_number = salesrecord(serial_number)
> But, if i save the serial_ number value in file, then how will it decide
> to reset the serial number to '1' when the batch runs on next working day.
> What condition can be good, so that next day when the batch runs, it will
> know it has to reset the value 1. Also my batch will not automatcilly run
> whole day, this is user's decision how many times he wants to run the batch
> in a day. Can you elebrate more how can i do that ...
> On Thu, Feb 28, 2013 at 6:43 PM, Vytas D. <vytasd2013 at gmail.com> wrote:
>> If you want to have one program running forever and printing
>> sales_records, you would do (one of the possibilities) something like this:
>> def salesrecord(serial_number):
>> for i in salesrecord:
>> print first_sales_record
>> serial_number += 1
>> print serial_number
>> return serial_number
>> if __name__ == '__main__':
>> serial_number = 1
>> # Runs this loop until killed
>> while True
>> <do some stuff: clean serial_number, if day changed, calculate
>> salesrecord etc.>
>> serial_number = salesrecord(serial_number)
>> If you want to run your script so it finishes and then saves last value
>> of serial_number, so you can pass it to your script when it runs next time,
>> you should save the value to some file and read that file on every start of
>> your program.
>> On Thu, Feb 28, 2013 at 4:31 PM, Morten Engvoldsen <mortenengv at gmail.com>wrote:
>>> Hi team,
>>> I need to run a batch of sales records and the batch has serial_number
>>> filed to store the serial number of the sales record. The serial number
>>> should be set to 1 everyday when the batch runs first time in a day and
>>> the maximum serial number could be 1000.
>>> So when the batch runs first time in a day and if it has 10 records, so
>>> the last serial number will be 10. And when the batch runs 2nd time in same
>>> day, the serial number should start from 11. In this way serial_number
>>> will increment as an unbroken series throughout the entire working day. The
>>> next day when the batch runs first time the serial number will reset to 1.
>>> Now this could be sample code how the program can count the sequence for
>>> a batch:
>>> def salesrecord():
>>> serial_number = 1
>>> for i in selesrecord:
>>> print first_sales_record
>>> serial_number += 1
>>> print serial_number
>>> So if the batch has 10 records and last serial number of first batch is
>>> 10, then when the batch runs second time in the same day, how the
>>> 'serial_number' will get the value of 10 and then continue the serial
>>> number for the same day, then for next day again the serial number will
>>> start from 1.
>>> Can you let me know how can i achive this in python? As i am in learning
>>> phase of python, can you let me know what would be good approach to do this
>>> in python.
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