Hello Alan, Thank you for your feedback. I will break it down in the order that I had stated in my quick steps, work on each pice getting one part work at a time build like lays (smile)
Thank You, will post as I do to get advise on improvements or corrections. Sincerely in Christ, Christopher On Thu, Mar 14, 2013 at 9:02 PM, Alan Gauld <[email protected]> wrote: > On 14/03/13 21:25, Christopher Emery wrote: > >> Okay, I know the best way to learn how to do something is to jump in so >> I have decided I would like to make a program (command line) to get >> files from a website that will be then used later on by another program. > > OK, thats a good place to start. > Next step, having thought about what you want, is to step back and pick a > single scenario and build that. Once it workls add the next thing you want, > repeat till complete. > >> Program idea - quick steps to do >> *** >> file-fetcher (within zip file) >> >> get internet location of files (ex: http://www.get_file.get/file_??.zip >> get name of files > > These can be interactively from a user or from a config file > or from command line arguments. > >> check date of file >> download file > > This could use the ftp module if the far end has an ftp server running. > >> unzip file > > Using the zipfile module? > >> delete zip file after saving the txt file > > Yep, that looks like a fair start. > >> *** >> >> Here are the things I need it to do: >> * if its ran just with its name file-fetcher.py then it should ask for >> location of file(s) > > using input() and a test of sys.argv > >> * it should also ask for a list of files to download seperated by a >> corma "," or by a file with a line by line list of files to download > > you need to work out how you identify which it is. For starters stick with a > single file input by the user... > >> * it should be able to download files that are zip or other format such >> as txt, > > ok, but pick one to start. > >> * if its ran with file-fetcher.py -L=url -F=file.zip, file.txt > > worry about options later and look at the various modules for parsing > command line options - there are a few variants. > >> * if its a zip file it need to extract the file(s) from it >> * it then need to put the downloaded, extracted files into a directory >> * it then needs to delete the zip file > > zipfile, the os and shutil modules should all help here. > >> * it needs to check for the date before downloading the whole file, >> maybe download the first few bytes to check time stamp > > if its ftp then the standard ftp commands should do all you need. > >> Okay with the above said, how should I start to do psceduo code? > > you almost have above. > >> Would each of the above be a function within the program? > > probably. > >> Any advise on class that exist that can make this process easier? > > see above for useful modules. > read the documentation for each. > experiment at the >>> prompt. > >> How would someone run a command that is normally done at the command >> line like espeak within python program? > > look at the subprocess module documentation. > >> Also how would I hide the >> visual output of a command like espeak, it throws alot of erros but it >> works, it happens to others using it too. > > see last comment. > > HTH > -- > Alan G > Author of the Learn to Program web site > http://www.alan-g.me.uk/ _______________________________________________ Tutor maillist - [email protected] To unsubscribe or change subscription options: http://mail.python.org/mailman/listinfo/tutor
