[Tutor] Update values stored as a list in a dictionary with values from another dictionary
GTXY20
gtxy20 at gmail.com
Tue Oct 2 18:35:12 CEST 2007
Here's an interesting question:
Can I use the transFn function to remove items in the value list.
Can this be done by simple assigning the current value a value of null
in the translate file?
M.
On 10/2/07, GTXY20 <gtxy20 at gmail.com> wrote:
> I adjusted so that I get the following so if I do not need to translate a
> dictionary I do not call the function transFn:
>
> def transFn(translatefile):
> transfile = open(translatefile, 'r')
> records = transfile.read()
> transfile.close()
> lines = records.split()
> transDict = {}
> for line in lines:
> key, value = line.split(',')
> transDict[key] = value
>
> for key, value in Data.items():
> Data[key] = [ transDict.get(i, i) for i in value ]
>
> At this point can anyone recommend any python modules that helps to create
> reporting and graphing?
>
> On 10/2/07, Kent Johnson <kent37 at tds.net> wrote:
> >
> > GTXY20 wrote:
> > >
> > > This seemed to work:
> > >
> > > def transFn(c):
> > > transfile = open('translate.txt', 'r')
> > > records = transfile.read()
> > > transfile.close()
> > > lines = records.split()
> > > transDict = {}
> > > for line in lines:
> > > key, value = line.split(',')
> > > transDict[key] = value
> > > try:
> > > return transDict[c]
> > > except KeyError:
> > > return c
> >
> > Yikes! This is re-reading translate.txt every time transFn() is called,
> > i.e. once for every key in data!
> >
> > Kent
> >
> > >
> > > for key in data.keys():
> > > data[key] = map(transFn, data[key])
> >
> >
>
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