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.
*Matt Jones* On Thu, Feb 28, 2013 at 1:00 PM, Morten Engvoldsen <mortene...@gmail.com>wrote: > Hi, > 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 > etc.> > > 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. <vytasd2...@gmail.com> wrote: > >> Hi, >> >> 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. >> >> Vytas >> >> >> On Thu, Feb 28, 2013 at 4:31 PM, Morten Engvoldsen >> <mortene...@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 >>> >>> salesrecord() >>> >>> 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. >>> >>> -- >>> http://mail.python.org/mailman/listinfo/python-list >>> >>> >> > > -- > http://mail.python.org/mailman/listinfo/python-list > >
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